<?php header("content-type:text/plain; charset=UTF-8"); $q = strtolower($_GET["q"]); if (!$q) return; $items = array( "Great <em>Bittern</em>"=>"Botaurus stellaris", "จรเข้มาก"=>"จันทร์เจ้า-ไม้ดี-ดอยตุง" ); foreach ($items as $key=>$value) { if (strpos(strtolower($key), $q) !== false) { echo "$key|$value\n"; } } ?>