<?xml version="1.0" encoding="UTF-8"?>
<!-- Reviewed: no -->
<table frame='all' id="requirements.zendcomponents.table-1">
    <title>Zend Framework Components and the PHP Extensions they use</title>
    <tgroup cols='3'>
        <thead>
            <row>
                <entry>Zend Framework Components</entry>
                <entry>Dependency Type</entry>
                <entry><acronym>PHP</acronym> Extension</entry>
            </row>
        </thead>
        <tbody>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>All Components</emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink url="http://www.php.net/manual/en/ref.pcre.php">pcre</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink url="http://www.php.net/manual/en/ref.spl.php">SPL</ulink>
                </entry>
            </row>
            <row>
                <entry>standard</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.acl.html">
                            <classname>Zend_Acl</classname></ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.amf.html">
                            <classname>Zend_Amf</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.datetime.php">date</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">Soft</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.auth.html"><classname>Zend_Auth</classname></ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.hash.php">hash</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="3" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.cache.html">
                            <classname>Zend_Cache</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="3" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.apc.php">apc</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.memcache.php">memcache</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.sqlite.php">sqlite</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.zlib.php">zlib</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.captcha.html">
                            <classname>Zend_Captcha</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.image.php">gd</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.config.html">
                            <classname>Zend_Config</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.console.getopt.html">
                            <classname>Zend_Console_Getopt</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.controller.html">
                            <classname>Zend_Controller</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.session.php">session</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.currency.html">
                            <classname>Zend_Currency</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.date.html">
                            <classname>Zend_Date</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="8" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.db.html">
                            <classname>Zend_Db</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="8" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ibm-db2.php">ibm_db2</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.mysqli.php">mysqli</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.oci8.php">oci8</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.pdo.php">pdo</ulink>
                </entry>
            </row>
            <row>
                <entry>pdo_mssql</entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.pdo-mysql.php">pdo_mysql</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.pdo-oci.php">pdo_oci</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.pdo-pgsql.php">pdo_pgsql</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.pdo-sqlite.php">pdo_sqlite</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.debug.html">
                            <classname>Zend_Debug</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.dojo.html">
                            <classname>Zend_Dojo</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.dom.html">
                            <classname>Zend_Dom</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.exception.html">
                            <classname>Zend_Exception</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="3" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.feed.html">
                            <classname>Zend_Feed</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="3" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.mbstring.php">mbstring</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.file.transfer.html">
                            <classname>Zend_File_Transfer</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Soft</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.apc.php">apc</ulink>
                </entry>
            </row>
            <row>
                <entry>upload_extension</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.filter.html">
                            <classname>Zend_Filter</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.form.html">
                            <classname>Zend_Form</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.gdata.html">
                            <classname>Zend_Gdata</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.http.html">
                            <classname>Zend_Http</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.curl.php">curl</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.mime-magic.php">mime_magic</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.infocard.html">
                            <classname>Zend_InfoCard</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.json.html">
                            <classname>Zend_Json</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Soft</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.json.php">json</ulink>
                </entry>
            </row>
            <row>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.layout.html">
                            <classname>Zend_Layout</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.ldap.html">
                            <classname>Zend_Ldap</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ldap.php">ldap</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.loader.html">
                            <classname>Zend_Loader</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.locale.html">
                            <classname>Zend_Locale</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Soft</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.bc.php">bcmath</ulink>
                </entry>
            </row>
            <row>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.log.html">
                            <classname>Zend_Log</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.mail.html">
                            <classname>Zend_Mail</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Soft</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.posix.php">posix</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.measure.html">
                            <classname>Zend_Measure</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.memory.html">
                            <classname>Zend_Memory</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.mime.html">
                            <classname>Zend_Mime</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.openid.html">
                            <classname>Zend_OpenId</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.paginator.html">
                            <classname>Zend_Paginator</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="3" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.pdf.html">
                            <classname>Zend_Pdf</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="3" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.image.php">gd</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.zlib.php">zlib</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.progressbar.html">
                            <classname>Zend_ProgressBar</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.registry.html">
                            <classname>Zend_Registry</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.request.html">
                            <classname>Zend_Request</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="4" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.rest.html">
                            <classname>Zend_Rest</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="4" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="4" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.search.lucene.html">
                            <classname>Zend_Search_Lucene</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Soft</entry>
                <entry>
                    <ulink
                        url="http://pecl.php.net/package/Bitset">bitset</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="3" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.server.reflection.html">
                            <classname>Zend_Server_Reflection</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.akismet.html">
                            <classname>Zend_Service_Akismet</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.amazon.html">
                            <classname>Zend_Service_Amazon</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.audioscrobbler.html">
                            <classname>Zend_Service_Audioscrobbler</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.delicious.html">
                            <classname>Zend_Service_Delicious</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.flickr.html">
                            <classname>Zend_Service_Flickr</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.nirvanix.html">
                            <classname>Zend_Service_Nirvanix</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.recaptcha.html">
                            <classname>Zend_Service_ReCaptcha</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://www.php.net/manual/en/ref.mcrypt.php">mcrypt</ulink>
                    </emphasis>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.simpy.html">
                            <classname>Zend_Service_Simpy</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.slideshare.html">
                            <classname>Zend_Service_SlideShare</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.strikeiron.html">
                            <classname>Zend_Service_StrikeIron</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.soap.php">soap</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.technorati.html">
                            <classname>Zend_Service_Technorati</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.twitter.html">
                            <classname>Zend_Service_Twitter</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.service.yahoo.html">
                            <classname>Zend_Service_Yahoo</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.session.html">
                            <classname>Zend_Session</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.session.php">session</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="2" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.soap.html">
                            <classname>Zend_Soap</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="2" valign="middle">Hard</entry>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                    </emphasis>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://www.php.net/manual/en/ref.soap.php">soap</ulink>
                    </emphasis>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.test.html">
                            <classname>Zend_Test</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.text.html">
                            <classname>Zend_Text</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.timesync.html">
                            <classname>Zend_TimeSync</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.translate.html">
                            <classname>Zend_Translate</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.xml.php">xml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.uri.html">
                            <classname>Zend_Uri</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry morerows="1" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.validate.html">
                            <classname>Zend_Validate</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="1" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.ctype.php">ctype</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.version.html">
                            <classname>Zend_Version</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.validate.html">
                            <classname>Zend_Validate</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.wildfire.html">
                            <classname>Zend_Wildfire</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry>---</entry>
                <entry>---</entry>
            </row>
            <row>
                <entry morerows="4" valign="middle">
                    <emphasis>
                        <ulink
                            url="http://framework.zend.com/manual/en/zend.xmlrpc.html">
                            <classname>Zend_XmlRpc</classname>
                        </ulink>
                    </emphasis>
                </entry>
                <entry morerows="4" valign="middle">Hard</entry>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.dom.php">dom</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.iconv.php">iconv</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.libxml.php">libxml</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/language.oop5.reflection.php">Reflection</ulink>
                </entry>
            </row>
            <row>
                <entry>
                    <ulink
                        url="http://www.php.net/manual/en/ref.simplexml.php">SimpleXML</ulink>
                </entry>
            </row>
        </tbody>
    </tgroup>
</table>
