php版的escape函数

    xiaoxiao2025-06-14  15

    php提供的URL编码函数是基于字节的,对由ie的javascript函数escape编码的数据就无能为力了。 因此在此共享本人的php版的escape/unescape函数 function escape($str) {   preg_match_all("/[/x80-/xff].|[/x01-/x7f]+/",$str,$r);   $ar = $r[0];   foreach($ar as $k=>$v) {     if(ord($v[0]) < 128)       $ar[$k] = rawurlencode($v);     else       $ar[$k] = "%u".bin2hex(iconv("GB2312","UCS-2",$v));   }   return join("",$ar); }

    function unescape($str) {   $str = rawurldecode($str);   preg_match_all("/(?:%u.{4})|.+/",$str,$r);   $ar = $r[0];   foreach($ar as $k=>$v) {     if(substr($v,0,2) == "%u" && strlen($v) == 6)       $ar[$k] = iconv("UCS-2","GB2312",pack("H4",substr($v,-4)));   }   return join("",$ar); }

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