我正在尝试根据单击Submitform按钮将我的评分表插入数据库，但出现以下错误。
编译器错误消息：CS0123：'sendbtnSubmit'没有重载匹配委托'System.EventHandler']
kgis.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="kgis.aspx.cs" Inherits="portal.kgis" %> <%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="asp" %> <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <style> .ratingStar { font-size: 0pt; width: 13px; height: 12px; cursor: pointer; display: block; background-repeat: no-repeat; } .filledStar { background-image: url(images/Filled_Star.png); } .emptyStar { background-image: url(images/Empty_Star.png); } .savedStar { background-image: url(images/Saved_Star.png); } .auto-style1 { height: 50px; } </style> </head> <body class="hold-transition skin-blue sidebar-mini"> <div id="popupContact"> <!-- Contact Us Form --> <form action="#" id="feed" method="post" name="form" runat="server"> <h2>FeedBack</h2> <hr /> <asp:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server"> </asp:ToolkitScriptManager> <table style="width: 60%;"> <tr> <td style="font-weight: bold; padding-top: 1px;"> <asp:Label ID="Label1" runat="server" Text="Name"></asp:Label> </td> <td> <asp:TextBox ID="name" runat="server"></asp:TextBox> </td> </tr> <tr> <td style="font-weight: bold; padding-top: 12px;"> <asp:Label ID="Label2" runat="please can anyone help me on this i want to to store the rating to databse after clicking submit (onclick) form..server" Text="E-Mail"></asp:Label> </td> <td> <asp:TextBox ID="email" runat="server"></asp:TextBox> <asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" forecolor="red" ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" ControlToValidate="email" ErrorMessage="Input valid email!"></asp:RegularExpressionValidator> </td> </tr> <tr> <td style="font-weight: bold; padding-top: 28px;"> <asp:Label ID="Label3" runat="server" Text="Area"></asp:Label> </td> <td> <div class="drop1"> <asp:DropDownList runat="server" ID="ddlfields"> <asp:ListItem Value="-1">--Select--</asp:ListItem> <asp:ListItem Value="gui">GUI</asp:ListItem> <asp:ListItem Value="coc">Correctness Of Content</asp:ListItem> <asp:ListItem Value="sug">Suggestions</asp:ListItem> <asp:ListItem Value="new">New Requirements</asp:ListItem> <asp:ListItem T Value="efs">Existing Functionality Status</asp:ListItem> </asp:DropDownList> </div> </td> </tr> <tr> <td style="font-weight: bold; padding-top: 28px;"> <asp:Label ID="Label6" runat="server" Text="Category"></asp:Label> </td> <td> <div class="drop"> <asp:DropDownList runat="server" ID="cate"> <asp:ListItem Value="-1">--Select--</asp:ListItem> <asp:ListItem Value="Hostel">Hostel </asp:ListItem> <asp:ListItem Value="School">School</asp:ListItem> <asp:ListItem Value="Backwardclass">Backwardclass</asp:ListItem> </asp:DropDownList> </div> </td> </tr> <tr> <td style="font-weight: bold;"> <asp:Label ID="Label4" runat="server" Text="Feedback"></asp:Label> </td> <td> <asp:TextBox ID="msg" runat="server" TextMode="MultiLine"></asp:TextBox> </td> </tr> <tr> <td> <asp:Label ID="Label5" runat="server" Text="Rating"></asp:Label> </td> <td> <asp:Rating ID="Rating1" runat="server" StarCssClass="ratingStar" WaitingStarCssClass="savedStar" FilledStarCssClass="filledStar" EmptyStarCssClass="emptyStar" AutoPostBack="true" MaxRating="5" onchange="Rating1_Changed" > </asp:Rating> </td> </tr> <tr> <td > <asp:Label ID="lbl_point" runat="server"></asp:Label> </td> </tr> </table> <asp:Button ID="submit" runat="server" OnClick="sendbtnSubmit" Text="Send" /> </form> </div> </body> </html>kgis.aspx.cs
using System.Data.SqlClient; using AjaxControlToolkit; namespace portal { public partial class kgis : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } protected void sendbtnSubmit(object sender,AjaxControlToolkit.RatingEventArgs e) { string connectionString = "Server=KSRSAC-G2G\\SQLEXPRESS;Database=Registration;Uid=sa;Pwd=SA#123;"; using (SqlConnection connection = new SqlConnection(connectionString)) { SqlCommand cmd = new SqlCommand("INSERT INTO [Registration].[dbo].[FeedBack] (Name,Emailid,Category,Feedback,Area,Rate) VALUES (@Name, @Emailid,@Category,@Feedback,@Area,@Rate)"); cmd.CommandType = CommandType.Text; cmd.Connection = connection; cmd.Parameters.AddWithValue("@Name", name.Text); cmd.Parameters.AddWithValue("@Emailid", email.Text); cmd.Parameters.AddWithValue("@Category", cate.Text); cmd.Parameters.AddWithValue("@Feedback", msg.Text); cmd.Parameters.AddWithValue("@Area", ddlfields.Text); cmd.Parameters.AddWithValue("@Rate", e.Value.ToString()); connection.Open(); cmd.ExecuteNonQuery(); } } protected void Rating1_Changed(object sender, AjaxControlToolkit.RatingEventArgs e) { lbl_point.Text = "You rated " + e.Value.ToString(); } } }我想使用asp.net C＃单击提交表单后将评级存储到数据库中。
我正在尝试根据单击Submitform按钮将我的评分表插入数据库，但是出现以下错误。编译器错误消息：CS0123：'sendbtnSubmit'没有重载...
编写如下代码：
更改此行：
学习ASP.Net using C#。 Microsoft的.NET平台（和连接的C＃编程语言）大约在2002年正式引入，并迅速成为近代代码包开发的支柱。