PHPÈ¥³ý×¢ÊÍÀà

<?php
include_once("error.php");
/*
 * Ãû³Æ : PHPÈ¥Ô´Âë×¢Êͼ°Çá¶ÈѹËõÊý¾Ý
 * ×÷Õß : pjx
 * °æ±¾ : v 2010/02/25 v 1.0
 * ˵Ã÷ : ¸ÃÀàÓÃÓÚÇå³ýPHPÎļþ(ͬʱ¼æÈÝC/C++·ç¸ñ×¢Ê͵ÄÎļþ)Ô´ÂëµÄ×¢Êͼ°È¥³ý¶àÓà¿Õ¸ñ
 * ʾÀý £º
 * ʵÀý => $data = new REMOVE_COMMENT($file_path);
 * ֻȥ³ý×¢ÊÍ => $data->remove(),·µ»ØÈ¥µô×¢ÊͺóµÄÊý¾Ý,ÎļþÅÅ°æºÍÔ´ÎļþÒ»Ñù
 * È¥³ý×¢ÊͺͿոñ => $data->compact(),·µ»ØÈ¥³ý×¢ÊͺͿոñºóµÄÊý¾Ý
 *                  £¨½«Á¬Ðø¶à¿Õ¸ñѹËõΪһ¸ö¿Õ¸ñ,·ÀÖ¹"var $val"Çé¿ö£©£¬ÎļþÈÝÒ×ÔĶÁ
 * Çá¶ÈѹËõ => $data->compact_hightly(),·µ»ØÈ¥µôËùÓпհ××Ö·ûµÄÊý¾Ý,Îļþ»ù±¾ÎÞ·¨ÔĶÁ
 * ±£´æÎļþ => $date->save($file_name),Èç²ÎÊý$file_name´æÔÚ,ÔòÎļþ±£´æΪ$file_name,
 *             Èô²»´æÔÚ,Ôò±£´æÔÚÏàͬµÄĿ¼ÏÂ,ÎļþÃûΪʱ¼ä·û´®
 *
 * bug : ×Ö·û´®Èç°üÀ¨¶à¿Õ¸ñºÍ"//",ÄÇô×Ö·û´®»á²¿·Ö»áɾ³ý, Õû¸öÎļþ½á¹¹¿ÉÄܻᱻÆÆ»µ
 **/
class REMOVE_COMMENT{
    var $path = "";
    var $file = "";
    var $content = "";
    var $after_content = "";
    var $compact_content = "";
    var $reg_comment = "!((/\*)[\s\S]*?(\*/))|(//.*)!";
    var $reg_space = "![ ]+!";
    var $reg_all_space = "!\s+!";
    var $file_info = array();
    var $alowed_type = array("php","css","c","c++","txt","html","htm","tpl");
    var $save_file = "";
    function  __construct($path="") {
        $this->load_file($path);
    }
    function load_file($path=""){
        global $error;
        $this->free();
        if(!$path){
            $this->halt($error[0]);
&nbs