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PHP5中文手册
posix_getgid(PHP 4, PHP 5) posix_getgid — Return the real group ID of the current process 说明
int posix_getgid
( void
)
Return the numeric real group ID of the current process. 返回值Returns the real group id, as an integer. 范例
Example#1 posix_getgid() example This example will print out the real group id, even once the effective group id has been changed.
<?php 参见
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