xattr_supported
(PECL xattr:1.0)
xattr_supported —
Check if filesystem supports extended attributes
Description
bool xattr_supported
( string $filename
[, int $flags
] )
Parameters
-
filename
-
The path of the tested file.
-
flags
-
Supported xattr flags
| XATTR_DONTFOLLOW |
Do not follow the symbolic link but operate on symbolic link itself. |
Return Values
This function returns TRUE if filesystem supports extended attributes,
FALSE if it doesn't and NULL if it can't be determined (for example
wrong path or lack of permissions to file).
Examples
Example #1 xattr_supported() example
The following code checks if we can use extended attributes.
<?php
$file = 'some_file';
if (xattr_supported($file)) {
/* ... make use of some xattr_* functions ... */
}
?>
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