Returns the size of the named shared memory

# SyncSharedMemory::size

(PECL sync >= 1.1.0)

SyncSharedMemory::size — Returns the size of the named shared memory

### 説明

public SyncSharedMemory::size ( void ) : bool

Retrieves the shared memory size of a SyncSharedMemory object.

### パラメータ

この関数にはパラメータはありません。

### 返り値

An integer containing the size of the shared memory. This will be the same size that was passed to the constructor.

### 例

例1 SyncSharedMemory::size() example

`<?php
$mem = new SyncSharedMemory("AppReportName", 1024);
var_dump($mem->size());
?>`

上の例の出力は、 たとえば以下のようになります。

    int(1024)

### 参考

- SyncSharedMemory::__construct() - Constructs a new SyncSharedMemory object
- SyncSharedMemory::write() - Copy data to named shared memory
- SyncSharedMemory::read() - Copy data from named shared memory