(PHP 5 >= 5.1.2, PHP 7, PHP 8)
SplFileInfo::getPerms — Gets file permissions
Gets the file permissions for the file.
此函数没有参数。
Returns the file permissions on success, or false on failure.
Example #1 SplFileInfo::getPerms() example
<?php
$info = new SplFileInfo('/tmp');
echo substr(sprintf('%o', $info->getPerms()), -4);
$info = new SplFileInfo(__FILE__);
echo substr(sprintf('%o', $info->getPerms()), -4);
?>
以上例程的输出类似于：
1777 0644