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XCSDD/docs/api/math/rect/contains-vector2.md

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# Rect::Contains (Vector2)
```cpp
bool Contains(const Vector2& point) const
```
检测 Vector2 点是否在矩形内。
**参数:**
- `point` - 要检测的二维点
**返回:** `bool` - 点在矩形内(包含边界)返回 true
**复杂度:** O(1)
**示例:**
```cpp
Rect rect(0.0f, 0.0f, 100.0f, 100.0f);
Vector2 point(50.0f, 50.0f);
if (rect.Contains(point)) {
// 点在矩形内
}
```