PHP Manual
SyncSharedMemory
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

说明

public SyncSharedMemory::size ( void ) : bool

Retrieves the shared memory size of a SyncSharedMemory object.

参数

此函数没有参数。

返回值

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

范例

Example #1 SyncSharedMemory::size() example

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

以上例程的输出类似于：

int(1024)

参见

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

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