DirectoryIterator::getPerms()函数是PHP中的内置函数,用于获取当前DirectoryIterator项的权限。
用法:
int DirectoryIterator::getPerms( void )
参数:该函数不接受任何参数。
返回值:此函数以十进制整数形式取消文件许可权。
以下示例程序旨在说明PHP中的DirectoryIterator::getPerms()函数:
示例1:
<?php
// Create a directory Iterator
$directory = new DirectoryIterator(dirname(__FILE__));
// Loop runs while directory is valid
while ($directory->valid()) {
// If not a dot folder
if (!$directory->isDot()) {
$perms = substr(sprintf('%o', $directory->getPerms()), -4);
// Display the filename with permission
echo $directory->getFilename() . " "
. " | Permission: " . $perms . "<br>";
}
$directory->next();
}
?>
输出:
applications.html | Permission: 0666 bitnami.css | Permission: 0666 dashboard | Permission: 0777 favicon.ico | Permission: 0666 geeks.PNG | Permission: 0666 gfg.php | Permission: 0666 img | Permission: 0777 index.php | Permission: 0666 webalizer | Permission: 0777 xampp | Permission: 0777
示例2:
<?php
// Create a directory Iterator
$directory = new DirectoryIterator(dirname(__FILE__));
// Loop runs for each element of directory
foreach($directory as $dir) {
// If not a dot folder
if (!$dir->isDot()) {
$perms = substr(sprintf('%o', $dir->getPerms()), -4);
// Display the filename with permission
echo $dir->getFilename() . " "
. " | Permission: " . $perms . "<br>";
}
}
?>
输出:
applications.html | Permission: 0666 bitnami.css | Permission: 0666 dashboard | Permission: 0777 favicon.ico | Permission: 0666 geeks.PNG | Permission: 0666 gfg.php | Permission: 0666 img | Permission: 0777 index.php | Permission: 0666 webalizer | Permission: 0777 xampp | Permission: 0777
注意:此函数的输出取决于服务器文件夹的内容。
参考: https://www.php.net/manual/en/directoryiterator.getperms.php
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