'宣言
Public Shared Sub Swap( _ ByVal source As IntervalArray(Of T), _ ByVal sourceIndex As Integer, _ ByVal target As IntervalArray(Of T), _ ByVal targetIndex As Integer, _ ByVal length As Integer _ )
public static void Swap( IntervalArray<T> source, int sourceIndex, IntervalArray<T> target, int targetIndex, int length )