pcntl_sigwaitinfo

Function • Params and return types changed in PHP 8.0

Waits for signals.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

pcntl_sigwaitinfo Function synopsis

pcntl_sigwaitinfo(array $signals, &$info = []): int|false

Parameters

$signals

Typearray

Array of signals to wait for.

$info

Passed by reference, OptionalDefault value[]

The $info parameter is set to an array containing information about the signal.

Note that the parameter $info is passed by reference, and contains additional/updated context data that may be useful.

Return value

Typeint|false

Returns a signal number on success, or false on failure.

Changes to the pcntl_sigwaitinfo Function

PHP 8.0

  • Return type added: int|false
  • Parameter name of parameter #1 changed: $set to $signals
  • Parameter type added for parameter #1 ($signals): array
  • Parameter default value added for position #2 ($info): []
- pcntl_sigwaitinfo($set, &$info)
+ pcntl_sigwaitinfo(array $signals, &$info = []): int|false

pcntl_sigwaitinfo Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes