Menu.MenuItemCollection.ContainsKey(String) Method

Reference

Definition

Namespace:: System.Windows.Forms

Assembly:: System.Windows.Forms.dll

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 collection contains an item with the specified key.

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

public virtual bool ContainsKey (string key);

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

Public Overridable Function ContainsKey (key As String) As Boolean

Parameters

key: String

The name of the item to look for.

Returns

Boolean

true if the collection contains an item with the specified key, otherwise, false.

Remarks

The Name property corresponds to the key for a MenuItem in the Menu.MenuItemCollection.

The key comparison is not case-sensitive. If the key parameter is null or an empty string, ContainsKey returns false.

Applies to

次の方法で共有