(PHP 4 >= 4.1.0, PHP 5, PHP 7)
pcntl_wexitstatus — Returns the return code of a terminated child
$status
) : int
Returns the return code of a terminated child. This function is
only useful if pcntl_wifexited() returned
TRUE.
statusThe status
parameter is the status parameter supplied to a successful
call to pcntl_waitpid().
Returns the return code, as an integer.