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posix_getsid

(PHP 4, PHP 5)

posix_getsid — Get the current sid of the process

int posix_getsid ( int $pid )

Return the session id of the process pid . The session id of a process is the process group id of the session leader.

pid: The process identifier. If set to 0, the current process is assumed. If an invalid pid is specified, then FALSE is returned and an error is set which can be checked with posix_get_last_error().

Returns the identifier, as an integer.

Example #1 Example use of posix_getsid()


<?php

$pid = posix_getpid();

echo posix_getsid($pid); //8805

?>