## KeyValuePair::get_Key method


获取键。

```cpp
const TKey & System::Collections::Generic::KeyValuePair<TKey, TValue>::get_Key() const
```


### ReturnValue

键的常量引用。

## 另见

* Class [KeyValuePair](../)
* Namespace [System::Collections::Generic](../../)
* Library [Aspose.Font for C++](../../../)