ldap_get_option

Get the current value for given option (PHP 4 >= 4.0.4, PHP 5)
bool ldap_get_option ( resource link_identifier, int option, mixed &retval )

Sets retval to the value of the specified option. 如果成功则返回 TRUE，失败则返回 FALSE。

The parameter option can be one of: LDAP_OPT_DEREF, LDAP_OPT_SIZELIMIT, LDAP_OPT_TIMELIMIT, LDAP_OPT_PROTOCOL_VERSION, LDAP_OPT_ERROR_NUMBER, LDAP_OPT_REFERRALS, LDAP_OPT_RESTART, LDAP_OPT_HOST_NAME, LDAP_OPT_ERROR_STRING, LDAP_OPT_MATCHED_DN. These are described in » draft-ietf-ldapext-ldap-c-api-xx.txt

注意:

This function is only available when using OpenLDAP 2.x.x OR Netscape Directory SDK x.x, and was added in PHP 4.0.4

例 923. Check protocol version

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<?php
// $ds is a valid link identifier for a directory server
if (ldap_get_option($ds, LDAP_OPT_PROTOCOL_VERSION, $version)) {
   echo "Using protocol version $version\n";
} else {
   echo "Unable to determine protocol version\n";
}
?>

See also ldap_set_option().