excel 单元格（A-IV列，共256列，1-65536行）：
"^((([a-zA-Z])|([a-hA-H][a-zA-Z])|([iI][a-vA-V]))((6553[0-6])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|(\d{1,4})))$"
excel 单元格范围（A1:IV65536）：
"^((([a-zA-Z])|([a-hA-H][a-zA-Z])|([iI][a-vA-V]))((6553[0-6])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|(\d{1,4})))(:(([a-zA-Z])|([a-hA-H][a-zA-Z])|([iI][a-vA-V]))((6553[0-6])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|(\d{1,4})))?$"