shmop_delete
PHP function
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(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
Delete shared memory block
Description
shmop_delete(Shmop $shmop): bool
shmop_delete() marks a shared memory block for deletion. The block is only destroyed once every process has detached from it.
Parameters
shmopThe shared memory block resource created by
shmop_open()
Return Values
Success
Errors/Exceptions
If the block cannot be marked for deletion, for example because the current user does not own it, an E_WARNING is emitted.
Changelog
| Version | Description |
|---|---|
| 8.0.0 | shmop expects a Shmop instance now; previously, a resource was expected. |
Examples
Deleting shared memory block
php
<?php
shmop_delete($shm_id);
?>This example will delete shared memory block identified by $shm_id.