(PHP 4 >= 4.1.0, PHP 5)
pcntl_wifstopped — Checks whether the child process is currently stopped
Checks whether the child process which caused the return is currently stopped; this is only possible if the call to pcntl_waitpid() was done using the option WUNTRACED.
status 인수는 pnctl_waitpid()의 성공적인 호출이 제공하는 status 인수입니다.
Returns TRUE if the child process which caused the return is currently stopped, FALSE otherwise.