shmop_size

(PHP 4 >= 4.0.4, PHP 5, PHP 7)

shmop_size — Get size of shared memory block

Descrierea

shmop_size ( resource $shmid ) : int

shmop_size() is used to get the size, in bytes of the shared memory block.

Parametri

shmid

The shared memory block identifier created by shmop_open()

Valorile întoarse

Returns an int, which represents the number of bytes the shared memory block occupies.

Istoricul schimbărilor

Versiune Descriere
7.0.0 The type of shmid has been changed from int to resource.

Exemple

Example #1 Getting the size of the shared memory block

<?php
$shm_size = shmop_size($shm_id);
?>

This example will put the size of shared memory block identified by $shm_id into $shm_size.