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$str = "www.wangmingchang.com";
$str=bin2hex($str);
$strnum = mb_strlen($str,'UTF8');
while ($strnum){
$array[] = mb_substr($str,0,2,'utf8');
$str = mb_substr($str,2,$strnum,'utf8');
$strnum = mb_strlen($str,'UTF8');
}
echo 'http://%'.$output=implode('%',$array).'/';
