posix_getpgid
(PHP 4, PHP 5, PHP 7, PHP 8)
posix_getpgid — Get process group id for job control
Description
Returns the process group identifier of the process
process_id or false on failure.
Parameters
-
process_id -
The process id.
Return Values
Returns the identifier, as an int.
Examples
Example #1 Example use of posix_getpgid()
<?php
$pid = posix_getppid();
echo posix_getpgid($pid); //35
?>Notes
Note:
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().
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