sem_remove

Function • Params and return types changed in PHP 8.0

Remove a semaphore.

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

sem_remove Function synopsis

sem_remove(SysvSemaphore $semaphore): bool

Parameters

$semaphore

TypeSysvSemaphore

Return value

Typebool

Changes to the sem_remove Function

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $sem_identifier to $semaphore
  • Parameter type added for parameter #1 ($semaphore): SysvSemaphore
- sem_remove($sem_identifier)
+ sem_remove(SysvSemaphore $semaphore): bool

sem_remove 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