32 lines
533 B
Markdown
32 lines
533 B
Markdown
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# SpinLock::TryLock
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```cpp
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bool TryLock()
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```
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尝试获取自旋锁（非阻塞）。如果锁可用则立即获取并返回 true，否则立即返回 false。
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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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**示例：**
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```cpp
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Threading::SpinLock spinLock;
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int64_t counter = 0;
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void TryIncrement() {
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if (spinLock.TryLock()) {
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++counter;
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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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