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XCSDD/docs/api/core/event/Clear.md
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Event::Clear

void Clear();

清空所有订阅。

描述

移除所有已订阅的回调,清空事件。线程安全。

复杂度: O(n) 其中 n 为订阅数量

示例:

#include <XCEngine/Core/Event.h>

using namespace XCEngine::Core;

Event<int> event;

// 订阅多个回调
event.Subscribe([](int v) { });
event.Subscribe([](int v) { });
event.Subscribe([](int v) { });

// 清空所有订阅
event.Clear();

// 触发(无回调被执行)
event.Invoke(42);

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