(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)
pcntl_wifexited — Checks if status code represents a normal exit
Checks whether the child status code represents a normal exit.
status
The status
parameter is the status parameter supplied to a successful
call to pcntl_waitpid().
Returns true
if the child status code represents a normal exit, false
otherwise.