转:http://stackoverflow.com/questions/11382057/declaring-a-delegate-protocol There definitely are subtle differences. If the protocol you are talking about is a delegate that is used by one particular class, for example, MySpecialViewController, and M
添加引用: using System.IO; using NPOI.XSSF.UserModel; using NPOI.SS.UserModel; using NPOI.HSSF.UserModel; 获取模版文件路径: string modelExlPath = "\\xls\\文件名.xls"; // 前面“\\xls\\是文件路径”,可以如:\\Users\\Administrator\\Desktop\\ HSSFWorkbook hssfworkbookDown; //创建