xattr_supported
(no version information, might be only in CVS)
xattr_supported --
Check if filesystem supports extended attributes
Leírás
bool
xattr_supported ( string filename [, int flags] )
This functions checks if the filesystem holding the given file supports
extended attributes. Read access to the file is required.
Paraméterek
- filename
The path of the tested file.
- flags
Táblázat 1. Supported xattr flags
XATTR_DONTFOLLOW | Do not follow the symbolic link but operate on symbolic link itself. |
Visszatérési értékek
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).
Példák
Példa 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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