首先设计一个容错提示的窗口图像为如下:

关键HTML文本如下:
“原因:<%=content[Int32.Parse(Request.QueryString["ms"])]%><%=content[Int32.Parse(Request.QueryString["ms"])]%>”
然后在代码编辑窗口中添加如下不分:
public class WebForm1 : System.Web.UI.Page { public string[] content; private void Page_Load(object sender, System.EventArgs e) { content=new string[10]; content[1]=".提示1."; content[2]="提示2"; ... ...
}
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在容错的网页中这样调用:
[/*以下是一个示例!*/]
public void Check() {//检测用户输入的合法性; //检测[订单号][类型]是否为空白; if (lOrderName.InnerText.Trim() == "" || lOrderCategory.InnerText.Trim() == "") { Response.Redirect(@"..\Exceptions.aspx?ms=11"); } //判断用户输入的数量是否正确; try { int i = Convert.ToInt16(tbQuantity.Text); if (i ==0) { Response.Redirect(@"..\Exceptions.aspx?ms=12"); } } catch { Response.Redirect(@"..\Exceptions.aspx?ms=12"); } //判断日期是否正确; try { Convert.ToDateTime(tbTerm.Text); } catch { Response.Redirect(@"..\Exceptions.aspx?ms=9"); } //判断交货期必须大于开单日期; if (Convert.ToDateTime(tbTerm.Text) < Convert.ToDateTime(Request.Cookies["Order"].Values["Date"])) { Response.Redirect(@"..\Exceptions.aspx?ms=14"); } //判断当前的型号在当前订单中是否已经存在; DataClass dc = new DataClass(); if (dc.CheckModel(lOrderName.InnerText,lbModel.SelectedValue.ToString())) { Response.Redirect(@"..\Exceptions.aspx?ms=13"); } //当订单类型为:“S-P”时,检测不能超出上限; if (lOrderCategory.InnerText=="S-P") { if (Convert.ToInt32(tbQuantity.Text) > Convert.ToInt32(lbUpper.InnerText)) { Response.Redirect(@"..\Exceptions.aspx?ms=18"); } } }
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其中Exceptions.aspx就是我们刚才定义的那个容错窗口了!<%=content[Int32.Parse(Request.QueryString["ms"])]%><%=content[Int32.Parse(Request.QueryString["ms"])]%> 
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