xattr_remove
(PECL xattr >= 0.9.0)
xattr_remove — Remove an extended attribute
Description
xattr_remove(string
$filename, string $name, int $flags = 0): boolThis function removes an extended attribute 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.
Parameters
-
filename -
The file from which we remove the attribute.
-
name -
The name of the attribute to remove.
-
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.
Return Values
Returns true on success or false on failure.
Examples
Example #1 Removes all extended attributes of a file
<?php
$file = 'some_file';
$attributes = xattr_list($file);
foreach ($attributes as $attr_name) {
xattr_remove($file, $attr_name);
}
?>
See Also
- xattr_list() - Get a list of extended attributes
- xattr_set() - Set an extended attribute
- xattr_get() - Get an extended attribute
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