From Excel help
Excel Developer Reference
Application.Intersect Method
Returns a Range object that represents the rectangular intersection of two or more ranges.
Arrays are not ranges, so interset is not applicable to your question as stated.
A more detailed explanation of what you are trying to do, and what form your raw data is in will allow better advice
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…