php man page for pcntl_wexitstatus

PCNTL_WEXITSTATUS(3)							 1						      PCNTL_WEXITSTATUS(3)

pcntl_wexitstatus - Returns the return code of a terminated child

SYNOPSIS
       int pcntl_wexitstatus (int  $status)

DESCRIPTION
	Returns the return code of a terminated child. This function is only useful if pcntl_wifexited(3) returned TRUE.

PARAMETERS
	      o $status
		-The $status parameter is the status parameter supplied to a successful call to pcntl_waitpid(3).

RETURN VALUES
	Returns the return code, as an integer.

SEE ALSO
       pcntl_waitpid(3), pcntl_wifexited(3).

PHP Documentation Group 												      PCNTL_WEXITSTATUS(3)