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pcntl_wifstopped	pcntl_wtermsig

PCNTL Functions	Last updated: Mon, 26 Oct 2026

pcntl_wstopsig

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

pcntl_wstopsig — Returns the signal which caused the child to stop

Description

function pcntl_wstopsig(int $status): int|false

Returns the number of the signal which caused the child to stop. This function is only useful if pcntl_wifstopped() returned true.

Parameters

status: The status parameter is the status parameter supplied to a successful call to pcntl_waitpid().

Return Values

Returns the signal number. If the functionality is not supported by the OS, false is returned.

See Also

pcntl_waitpid() - Waits on or returns the status of a forked child
pcntl_wifstopped() - Checks whether the child process is currently stopped

pcntl_wifstopped	pcntl_wtermsig

PCNTL Functions	Last updated: Mon, 26 Oct 2026