(PHP 4 >= 4.2.0, PHP 5)
ldap_sort — Sort LDAP result entries
$link
   , resource $result
   , string $sortfilter
   )Sort the result of a LDAP search, returned by ldap_search().
linkAn LDAP link identifier, returned by ldap_connect().
resultAn search result identifier, returned by ldap_search().
sortfilterThe attribute to use as a key in the sort.
Sorting the result of a search.
Example #1 LDAP sort
<?php
     // $ds is a valid link identifier (see ldap_connect)
     $dn        = 'ou=example,dc=org';
     $filter    = '(|(sn=Doe*)(givenname=John*))';
     $justthese = array('ou', 'sn', 'givenname', 'mail');
     $sr = ldap_search($ds, $dn, $filter, $justthese);
     // Sort
     ldap_sort($ds, $sr, 'sn');
     // Retrieving the data
     $info = ldap_get_entries($ds, $sr);