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Gets the key of the element with the specified index in the collection.
public virtual string GetKey(int index)
Public Overridable Function GetKey(index As Integer) As String
| Type | Name | Description |
|---|---|---|
| int | index | The zero-based index of the element. |
| Type | Description |
|---|---|
| string | The key of the element if the index is a valid one; otherwise, Empty. |