xattr_list
(PECL xattr >= 0.9.0)
xattr_list — Get a list of extended attributes
Опис
array xattr_list
( string
$filename
[, int $flags = 0
] )This functions gets a list of names of extended attributes of a file.
Extended attributes have two different namespaces: user
and root. The user namespace is available to all users, while the root namespace
is available only to users with root privileges. xattr operates on the user
namespace by default, but this can be changed with the
flags parameter.
Параметри
-
filename -
The path of the file.
-
flags -
Supported xattr flags XATTR_DONTFOLLOWDo not follow the symbolic link but operate on symbolic link itself. XATTR_ROOTSet attribute in root (trusted) namespace. Requires root privileges.
Значення, що повертаються
This function returns an array with names of extended attributes.
Приклади
Приклад #1 Prints names of all extended attributes of file
<?php
$file = 'some_file';
$root_attributes = xattr_list($file, XATTR_ROOT);
$user_attributes = xattr_list($file);
echo "Root attributes: \n";
foreach ($root_attributes as $attr_name) {
printf("%s\n", $attr_name);
}
echo "\n User attributes: \n";
foreach ($attributes as $attr_name) {
printf("%s\n", $attr_name);
}
?>
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