Tools Creation and modification of DN strings Using the filter API to create search filters Create simple LDAP filters value) $f6 = Zend_Ldap_Filter::greaterOrEqual('name', 'value'); // (name>=value) $f7 = Zend_Ldap_Filter::less('name', 'value'); // (name Create more complex LDAP filters negate(); // (!(name=*value)) $f2 = Zend_Ldap_Filter::equals('name', 'value'); $f3 = Zend_Ldap_Filter::begins('name', 'value'); $f4 = Zend_Ldap_Filter::ends('name', 'value'); // (&(name=value)(name=value*)(name=*value)) $f5 = Zend_Ldap_Filter::andFilter($f2, $f3, $f4); // (|(name=value)(name=value*)(name=*value)) $f6 = Zend_Ldap_Filter::orFilter($f2, $f3, $f4); ]]> Modify LDAP entries using the Attribute API