具体程序如下：
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="MultipleUpdateDemo.aspx.cs" Inherits="MultipleUpdateDemo" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" ><head runat="server"> <title>无标题页</title> <script type="text/C#" runat="server">
[System.Web.Services.WebMethod] public static bool UpdateText(string categoryName, string description, string Id)
{
string conectionString = "Data Source=(local);Initial Catalog=Northwind;User ID=sa;Password=sa"; System.Data.SqlClient.SqlConnection conn = new System.Data.SqlClient.SqlConnection(conectionString); conn.Open(); System.Data.SqlClient.SqlCommand cmd = new System.Data.SqlClient.SqlCommand("UPDATE Categories SET CategoryName = '" + categoryName + "', Description = '" + description + "' WHERE CategoryID = " + Id, conn); cmd.ExecuteNonQuery(); conn.Close(); return true; 
}
</script> <script type="text/javascript"> function disableGridViewTextBoxes() { var gvControl = document.getElementById("gvCategories"); var inputElements = gvControl.getElementsByTagName("INPUT"); for( i = 0;i < inputElements.length; i++) { if(isTextBox(inputElements[i])) { inputElements[i].disabled =<span style="COLOR: #000000; BACKGROUND-COLOR: %2 