RouteValueDictionary.ContainsKey(String) 方法

定義

命名空間:

Microsoft.AspNetCore.Routing

組件:

Microsoft.AspNetCore.Http.Abstractions.dll

套件:

Microsoft.AspNetCore.App.Ref v9.0.0

判斷 IDictionary<TKey,TValue> 是否包含具有指定之索引鍵的項目。

public:
 virtual bool ContainsKey(System::String ^ key);

public bool ContainsKey (string key);

abstract member ContainsKey : string -> bool
override this.ContainsKey : string -> bool

Public Function ContainsKey (key As String) As Boolean

參數

key

String

傳回

Boolean

實作

ContainsKey(TKey) ContainsKey(TKey)