HttpRequestOptions.IDictionary<String,Object>.ContainsKey Method

Reference

Definition

Namespace:: System.Net.Http

Assembly:: System.Net.Http.dll

Source:: HttpRequestOptions.cs

Source:: HttpRequestOptions.cs

Source:: HttpRequestOptions.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Determines whether the IDictionary<TKey,TValue> contains an element with the specified key.

 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

Parameters

key: String

The key to locate in the IDictionary<TKey,TValue>.

Returns

Boolean

true if the IDictionary<TKey,TValue> contains an element with the key; otherwise, false.

Implements

ContainsKey(TKey)

Remarks

This member is an explicit interface member implementation. It can be used only when the HttpRequestOptions instance is cast to an IDictionary<TKey,TValue> interface.

Applies to

Κοινή χρήση μέσω