HttpRequestOptions.IReadOnlyDictionary<String,Object>.ContainsKey Metode

Definisi

Ruang nama:

System.Net.Http

Rakitan:

System.Net.Http.dll

Sumber:

HttpRequestOptions.cs

Menentukan apakah kamus baca-saja berisi elemen yang memiliki kunci yang ditentukan.

 virtual bool System.Collections.Generic.IReadOnlyDictionary<System.String,System.Object>.ContainsKey(System::String ^ key) = System::Collections::Generic::IReadOnlyDictionary<System::String ^, System::Object ^>::ContainsKey;

bool IReadOnlyDictionary<string,object>.ContainsKey (string key);

abstract member System.Collections.Generic.IReadOnlyDictionary<System.String,System.Object>.ContainsKey : string -> bool
override this.System.Collections.Generic.IReadOnlyDictionary<System.String,System.Object>.ContainsKey : string -> bool

Function ContainsKey (key As String) As Boolean Implements IReadOnlyDictionary(Of String, Object).ContainsKey

Parameter

key

String

Kunci untuk menemukan.

Mengembalikan

Boolean

true jika kamus baca-saja berisi elemen yang memiliki kunci yang ditentukan; jika tidak, false.

Penerapan

ContainsKey(TKey)