32 lines
548 B
Markdown
32 lines
548 B
Markdown
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# SpinLock::try_lock
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```cpp
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bool try_lock()
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```
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STL 兼容的 `try_lock()` 方法，与 [`TryLock`](trylock.md) 等效。满足 STL `Lockable` 概念要求。
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**参数：** 无
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**返回：** `bool` - 获取成功返回 true，锁不可用返回 false
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**复杂度：** O(1)
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**线程安全：** ✅
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**示例：**
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```cpp
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Threading::SpinLock spinLock;
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void STLCompatibleTry() {
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if (spinLock.try_lock()) {
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// 临界区操作
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spinLock.unlock();
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}
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}
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```
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## 相关文档
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- [SpinLock 总览](spinlock.md) - 返回类总览
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