textBox2.Text = System.Web.HttpUtility.UrlEncode(textBox1.Text ,System.Text.UnicodeEncoding.GetEncoding("GB2312")).ToUpper();
转载于:https://www.cnblogs.com/gxh973121/archive/2006/10/29/543255.html
转载于:https://www.cnblogs.com/gxh973121/archive/2006/10/29/543255.html