PHP 8.4.2 Released!

SyncReaderWriter::__construct

(PECL sync >= 1.0.0)

SyncReaderWriter::__constructConstructs a new SyncReaderWriter object

Açıklama

public SyncReaderWriter::__construct(string $name = ?, int $autounlock = 1)

Constructs a named or unnamed reader-writer object.

Bağımsız Değişkenler

name

The name of the reader-writer if this is a named reader-writer object.

Bilginize:

If the name already exists, it must be able to be opened by the current user that the process is running as or an exception will be thrown with a meaningless error message.

Bilginize: On Windows, name must not contain backslashes.

autounlock

Specifies whether or not to automatically unlock the reader-writer at the conclusion of the PHP script.

Uyarı

If an object is: A named reader-writer with an autounlock of FALSE, the object is locked for either reading or writing, and the PHP script concludes before the object is unlocked, then the underlying objects will end up in an inconsistent state.

Dönen Değerler

The new SyncReaderWriter object.

Hatalar/İstisnalar

An exception is thrown if the reader-writer cannot be created or opened.

Örnekler

Örnek 1 SyncReaderWriter::__construct() example

<?php
$readwrite
= new SyncReaderWriter("FileCacheLock");
$readwrite->readlock();
/* ... */
$readwrite->readunlock();

$readwrite->writelock();
/* ... */
$readwrite->writeunlock();
?>

Ayrıca Bakınız

add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top