FILEGROUP(3) 1 FILEGROUP(3)filegroup - Gets file groupSYNOPSIS
int filegroup (string $filename)
DESCRIPTION
Gets the file group. The group ID is returned in numerical format, use posix_getgrgid(3) to resolve it to a group name.
PARAMETERS
o $filename
- Path to the file.
RETURN VALUES
Returns the group ID of the file, or FALSE if an error occurs. The group ID is returned in numerical format, use posix_getgrgid(3) to
resolve it to a group name. Upon failure, FALSE is returned.
EXAMPLES
Example #1
Finding the group of a file
<?php
$filename = 'index.php';
print_r(posix_getgrgid(filegroup($filename)));
?>
ERRORS /EXCEPTIONS
Upon failure, an E_WARNING is emitted.
NOTES
Note
The results of this function are cached. See clearstatcache(3) for more details.
Tip
As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to "Supported Protocols and Wrappers" to determine
which wrappers support stat(3) family of functionality.
SEE ALSO fileowner(3), posix_getgrgid(3), safe_mode_gid.
PHP Documentation Group FILEGROUP(3)
Check Out this Related Man Page
IS_LINK(3) 1 IS_LINK(3)is_link - Tells whether the filename is a symbolic linkSYNOPSIS
bool is_link (string $filename)
DESCRIPTION
Tells whether the given file is a symbolic link.
PARAMETERS
o $filename
- Path to the file.
RETURN VALUES
Returns TRUE if the filename exists and is a symbolic link, FALSE otherwise.
EXAMPLES
Example #1
Create and confirm if a file is a symbolic link
<?php
$link = 'uploads';
if (is_link($link)) {
echo(readlink($link));
} else {
symlink('uploads.php', $link);
}
?>
ERRORS /EXCEPTIONS
Upon failure, an E_WARNING is emitted.
NOTES
Note
The results of this function are cached. See clearstatcache(3) for more details.
Tip
As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to "Supported Protocols and Wrappers" to determine
which wrappers support stat(3) family of functionality.
SEE ALSO is_dir(3), is_file(3), readlink(3).
PHP Documentation Group IS_LINK(3)
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