ListView.ColumnHeaderCollection.IList.Contains Method (Object)
This API supports the product infrastructure and is not intended to be used directly from your code.
Determines whether the specified column header is located in the collection.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
An object that represents the column header to locate in the collection.
Return ValueType: System.Boolean
true if the object is a column header that is contained in the collection; otherwise, false.
Available since 1.1