posix_getgid()
(PHP 4, PHP 5, PHP 7)
Return the real group ID of the current process
说明
posix_getgid(void): int
Return the numeric real group ID of the current process.
返回值
Returns the real group id, as an integer.
范例
posix_getgid() example
This example will print out the real group id, even once the effective group id has been changed.
<?php echo 'My real group id is '.posix_getgid(); //20 posix_setegid(40); echo 'My real group id is '.posix_getgid(); //20 echo 'My effective group id is '.posix_getegid(); //40 ?>
参见
posix_getgrgid()
Return info about a group by group idposix_getegid()
Return the effective group ID of the current processposix_setgid()
Set the GID of the current process- POSIX man page GETGID(2)
i came across this error: Call to undefined function posix_getuid() which was solved by these commands: yum -y install php-process service httpd restart