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PHP Quiz PHP CertificatePHP filegroup() Function
Complete PHP Filesystem Reference
Definition and Usage
The filegroup() function returns the group ID of the specified file.
This function returns the group ID on success or FALSE on failure.
Syntax
filegroup(filename)
| Parameter | Description |
|---|---|
| filename | Required. Specifies the file to check |
Tips and Notes
Note: The result of this function are cached. Use clearstatcache() to clear the cache.
Note: This function doesn't produce meaningful results on Windows systems.
Tip: Use posix_getgrgid() to convert the group ID to a group name.
Example
<?php
echo filegroup("test.txt");
?>
echo filegroup("test.txt");
?>
Complete PHP Filesystem Reference
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