(PHP 4, PHP 5, PHP 7)
posix_getpgid — Get process group id for job control
$pid) : int
Returns the process group identifier of the process
FALSE on failure.
The process id.
Returns the identifier, as an integer.
Example #1 Example use of posix_getpgid()
$pid = posix_getppid();
echo posix_getpgid($pid); //35
This is a not POSIX function, but is common on BSD and System V systems. If the system does not support this function, then it will not be included at compile time. This may be checked with function_exists().