FormCollection.ContainsKey(String) Method

Definition

Namespace:

Microsoft.AspNetCore.Http

Assembly:

Microsoft.AspNetCore.Http.dll

Package:

Microsoft.AspNetCore.App.Ref v9.0.0

Determines whether the HeaderDictionary contains a specific key.

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

Parameters

key

String

The key.

Returns

Boolean

true if the HeaderDictionary contains a specific key; otherwise, false.

Implements

ContainsKey(String)