(PHP 5 >= 5.1.2, PHP 7)
lchown — Changes user ownership of symlink
Attempts to change the owner of the symlink filename
to user user.
Only the superuser may change the owner of a symlink.
filenamePath to the file.
userUser name or number.
成功时返回 TRUE， 或者在失败时返回 FALSE。
Example #1 Changing the owner of a symbolic link
<?php
$target = 'output.php';
$link = 'output.html';
symlink($target, $link);
lchown($link, 8);
?>