DateTime.Now的几种格式 string str = ""; str += "ToShortDateString:" + DateTime.Now.ToShortDateString() + "<br>"; str += "ToShortTimeString:" + DateTime.Now.ToShortTimeString() + "<br>"; str += "ToLongDateString" + DateTime.Now.ToLongDateString() + "<br>"; str += "ToLongTimeString" + DateTime.Now.ToLongTimeString() + "<br>"; str += "ToString:" + DateTime.Now.ToString() + "<br>"; Response.Write( str ); 运行结果是: ToShortDateString:2006-2-13 ToShortTimeString:12:51 ToLongDateString:2006年2月13日 ToLongTimeString:12:51:17 ToString:2006-2-13 12:51:17