ExpandoObject.IDictionary<String,Object>.ContainsKey(String) Metode

Definisi

Ruang nama:

System.Dynamic

Rakitan:

System.Linq.Expressions.dll

Sumber:

ExpandoObject.cs

Menentukan apakah kamus berisi kunci yang ditentukan.

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

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

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

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

Parameter

key

String

Kunci untuk ditemukan dalam kamus.

Mengembalikan

Boolean

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

Penerapan

ContainsKey(TKey)