ToolStripItemCollection.ContainsKey(String) Method

Reference

Definition

Namespace:: System.Windows.Forms

Assembly:: System.Windows.Forms.dll

Source:: ToolStripItemCollection.cs

Source:: ToolStripItemCollection.cs

Source:: ToolStripItemCollection.cs

Important

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Determines whether the collection contains an item with the specified key.

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

public virtual bool ContainsKey(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 key to locate in the ToolStripItemCollection.

Returns

Boolean

true if the ToolStripItemCollection contains a ToolStripItem with the specified key; otherwise, false.

Remarks

The key parameter value corresponds to the ToolStripItem.Name property.

Applies to

Product	Versions
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop	3.0, 3.1, 5, 6, 7, 8, 9, 10

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