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2-1 上課範例：admin/index.php
2-2 上課範例：admin/ajax.php
<?php
include_once "header_admin.php";
$parent_gsn=empty($_POST['parent_gsn'])?0:$_POST['parent_gsn'];
echo get_cate_options($parent_gsn);
function get_cate_options($parent_gsn){
global $xoopsDB ;
$sql = "select `gsn` , `title` from `".$xoopsDB->prefix("contact_cate")."` where `parent_gsn` = '$parent_gsn' order by `sort`";
$result = $xoopsDB->query($sql) or redirect_header($_SERVER['PHP_SELF'] , 3, mysql_error());
$main="";
while(list($gsn , $title)=$xoopsDB->fetchRow($result)){
$main.="<option value='$gsn'>{$title}</option>";
}
return $main;
}
?>
