我正在处理的网站显示的 Crylic 字符不正确。我不知道为什么。它似乎不是字符编码问题。页面标题是 Crylic 的，看起来很好。它只是显示不正确的 urldecoded 字符串。
在本地我做了一个演示，看看我是否能确定发生了什么。
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
</head>
<body>
<?php
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echo urldecode($str);
?>
</body>
</html>
这工作正常。我再次上传到客户端主机。它显示不正确。有人知道为什么吗？urldecode 在 PHP 版本之间会发生变化吗？我下一步该去哪里解决这个问题？
