PHP 매뉴얼
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# shmop_size

(PHP 4 >= 4.0.4, PHP 5)

shmop_size -- Get size of shared memory block

## Description

int shmop_size ( int shmid)

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

shmop_size() takes the shmid, which is the shared memory block identifier created by shmop_open(), the function will return and int, which represents the number of bytes the shared memory block occupies.

예 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`.

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shmop_read | 위로 | shmop_write