(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)
pcntl_wtermsig — Returns the signal which caused the child to terminate
Returns the number of the signal that caused the child process to
terminate. This function is only useful if
pcntl_wifsignaled() returned true
.
status
The status
parameter is the status parameter supplied to a successful
call to pcntl_waitpid().
Returns the signal number.
If the functionality is not supported by the OS, false
is returned.