pcntl_wexitstatus

(PHP 4 >= 4.1.0, PHP 5)

pcntl_wexitstatus -- Returns the return code of a terminated child

Description

int pcntl_wexitstatus ( int status )

Returns the return code of a terminated child. This function is only useful if pcntl_wifexited() returned TRUE.

status 参数是提供给成功调用的 pcntl_waitpid() 函数的状态参数。