SyncEvent::__construct

(PECL sync >= 1.0.0)

SyncEvent::__construct — Constructs a new SyncEvent object

说明

public SyncEvent::__construct ([ string $name [, bool $manual ]] )

Constructs a named or unnamed event object.

参数

name: The name of the event if this is a named event object.

Note:

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.
manual: Specifies whether or not the event object must be reset manually.

Note:

Manual reset event objects allow all waiting processes through until the object is reset.

返回值

The new SyncEvent object. An exception is thrown if the event object cannot be created or opened.

范例

Example #1 SyncEvent::__construct() example

  <?php
 // In a web application:
 $event  = new  SyncEvent ( "GetAppReport" );
 $event -> fire ();

 // In a cron job:
 $event  = new  SyncEvent ( "GetAppReport" );
 $event -> wait ();
 ?>

参见

SyncEvent::fire() - Fires/sets the event
SyncEvent::reset() - Resets a manual event
SyncEvent::wait() - Waits for the event to be fired/set