# shmop_close

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

shmop_close — Close shared memory block

警告

本函数已自 PHP 8.0.0 起被废弃。强烈建议不要依赖本函数。

### 说明

#[\Deprecated]
shmop_close(Shmop `$shmop`): void

> 注意:

> 此函数无效。在 PHP 8.0.0 之前，用于关闭资源。

shmop_close() is used to close a shared memory block.

### 参数

`shmop`

  The shared memory block resource created by shmop_open()

### 返回值

没有返回值。

### 更新日志

版本 | 说明
--- | ---
8.0.0 | This function has been deprecated, as this function has no effect anymore.
8.0.0 | `shmop` expects a Shmop instance now; previously, a resource was expected.

### 示例

示例 #1 Closing shared memory block

`<?php
shmop_close($shm_id);
?>`

This example will close shared memory block identified by `$shm_id`.

### 参见

- shmop_open() - Create or open shared memory block

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