(PHP 4 >= 4.0.4, PHP 5)
shmop_close() is used to close a shared memory block.
shmop_close() takes the shmid, which is the shared memory block identifier created by shmop_open().
Example 1. Closing shared memory block
<?phpshmop_close($shm_id);?>
This example will close shared memory block identified by $shm_id.