php 将Unicode 转成汉字

 

<?php
$s = "\u4e2d\u56fd";//中国
$s=str_replace("\\","%",$s);
function unescape($str) {
    $str = rawurldecode($str);
    preg_match_all("/(?:%u.{4})|.{4};|&#\d+;|.+/U",$str,$r);
    $ar = $r[0];
    foreach($ar as $k=>$v) {
        if(substr($v,0,2) == "%u")
            $ar[$k] = iconv("UCS-2","utf-8",pack("H4",substr($v,-4)));
        elseif(substr($v,0,3) == "")
            $ar[$k] = iconv("UCS-2","utf-8",pack("H4",substr($v,3,-1)));
        elseif(substr($v,0,2) == "&#") {
                $ar[$k] = iconv("UCS-2","utf-8",pack("n",substr($v,2,-1)));
            }
        }
        return join("",$ar);
    }
    echo unescape($s);
?>

  

php 将Unicode 转成汉字,古老的榕树,5-wow.com

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