TreeNodeCollection::Contains Method (TreeNode^)

 

Determines whether the specified TreeNode object is in the collection.

Namespace:   System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public:
bool Contains(
	TreeNode^ c
)

Parameters

c
Type: System.Web.UI.WebControls::TreeNode^

The TreeNode object to find.

Return Value

Type: System::Boolean

true if the specified TreeNode object is contained in the collection; otherwise, false.

Use the Contains method to determine whether a TreeNode object is contained in the TreeNodeCollection. This method is commonly used to test for the existence of a TreeNode object before performing a task, such as adding or removing the node from the collection.

The following example demonstrates how to use the Contains method to determine whether the selected node is in the Nodes collection. Notice that the Nodes property returns a TreeNodeCollection object.

No code example is currently available or this language may not be supported.

.NET Framework
Available since 2.0
Return to top
Show: