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PHP filegroup () function

PHP Filesystem Reference Manual Complete PHP Filesystem Reference Manual

Definition and Usage

filegroup () function returns the specified file group ID.

If successful, the function returns the specified file belongs to the group ID. If it fails, it returns FALSE.

grammar

filegroup(filename)

参数 描述
filename 必需。规定要检查的文件。


Tips and Notes

Note: The results of this function are cached.Use clearstatcache () to clear the cache.

Note: This function does not run on Windows systems.

Tip: Use posix_getgrgid () to convert the group ID group name.


Examples

<?php
echo filegroup("test.txt");
?>


PHP Filesystem Reference Manual Complete PHP Filesystem Reference Manual