TreeNodeCollection::IndexOfKey Method (String^)
.NET Framework (current version)
Returns the index of the first occurrence of a tree node with the specified key.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Parameters
- key
-
Type:
System::String^
The name of the tree node to search for.
Return Value
Type: System::Int32The zero-based index of the first occurrence of a tree node with the specified key, if found; otherwise, -1.
If IndexOfKey is called successively, the last returned index will be checked for a key match first, and if there is no match, the search starts at the beginning of the collection.
The Name property corresponds to the key for a TreeNode in the TreeNodeCollection.
The key comparison is not case-sensitive. If key is null or an empty string, the Item property returns -1.
.NET Framework
Available since 2.0
Available since 2.0
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