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(PHP 5 >= 5.1.2)
SplFileInfo::getGroup — Gets the file group
Gets the file group. The group ID is returned in numerical format.
此函数没有参数。
The group id in numerical format.
Throws RuntimeException on error.
Example #1 SplFileInfo::getGroup() example
<?php
$info = new SplFileInfo ( __FILE__ );
print_r ( posix_getgrgid ( $info -> getGroup ()));
?>
以上例程的输出类似于: