Fires/sets the event

# SyncEvent::fire

(PECL sync >= 1.0.0)

SyncEvent::fire — Fires/sets the event

### 说明

public function SyncEvent::fire(): bool

Fires/sets a SyncEvent object. Lets multiple threads through that are waiting if the event object was created with a manual value of `true`.

### 参数

此函数没有参数。

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 示例

示例 #1 SyncEvent::fire() 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::reset() - Resets a manual event
- SyncEvent::wait() - Waits for the event to be fired/set

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