SplFileInfo::getGroup
(PHP 5 >= 5.1.2, PHP 7, PHP 8)
SplFileInfo::getGroup — Gets the file group
说明
Gets the file group. The group ID is returned in numerical format.
参数
此函数没有参数。
返回值
The group id in numerical format on success, or false on failure.
错误／异常
Throws RuntimeException on error.
示例
示例 #1 SplFileInfo::getGroup() example
<?php
$info = new SplFileInfo('example.jpg');
echo info->getFilename() . ' belongs to group id ' . $info->getGroup() . "\n";
print_r(posix_getgrgid($info->getGroup()));
?>以上示例的输出类似于：
example.jpg belongs to group id 42
Array
(
[name] => toons
[passwd] => x
[members] => Array
(
[0] => tom
[1] => jerry
)
[gid] => 42
)
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