shmop_close

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

shmop_closeClose shared memory block

说明

shmop_close ( resource $shmid ) : void

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

参数

shmid

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

范例

Example #1 Closing shared memory block

<?php
shmop_close
($shm_id);
?>

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

参见

User Contributed Notes

slavapl at mailandnews dot com 02-May-2001 12:31
shmop_close doesn't delete the memory segment, it just detaches from it.

If you have created the block and need to delete it you must call shmop_delete **BEFORE** calling shmop_close (for reasons outlined in shmop_delete help page notes).