Returns the index of the specified System.Windows.Forms.ListViewGroup within the collection.
- value
- The System.Windows.Forms.ListViewGroup to locate in the collection.
The zero-based index of the group within the collection, or -1 if the group is not in the collection.
Use this method to determine the index of a group within the collection. This is useful, for example, to determine the index of each group when you iterate through the collection using the IEnumerator returned by the ListViewGroupCollection.GetEnumerator method.