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XCSDD/docs/api/threading/task/addref.md
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# ITask::AddRef
```cpp
void AddRef()
```
增加任务的引用计数。用于延长任务的生命周期,使其不会被自动释放。
**参数:**
**返回:**
**复杂度:** O(1)
**示例:**
```cpp
ITask* task = new MyTask();
task->AddRef(); // 保持引用,不会在 Release 时被删除
task->SetPriority(TaskPriority::High);
TaskSystem::Get().Submit(std::unique_ptr<ITask>(task));
```
## 相关文档
- [ITask 总览](task.md) - 返回类总览
- [Release](release.md) - 释放引用计数