防止ASP.NET按钮多次提交的办法
方法一
<asp:Button ID="btnSumbit" runat="server" UseSubmitBehavior="false" OnClientClick="this.value='Sumbit';this.disabled=true; " Text="Sumbit" OnClick="btnSumbit_Click" />
方法二
服务器端代码,故意让其延时等待3秒后再输入,以模拟数据库操作等慢速动作。
<asp:Button ID="btnSumbit" runat="server" UseSubmitBehavior="false" OnClientClick="this.value='Sumbit';this.disabled=true; " Text="Sumbit" OnClick="btnSumbit_Click" />
方法二
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head runat="server">
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<title>禁止多次提交网页测试</title>
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<style type="text/css">
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.disable
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{
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border-style:none;
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border-width: thin;
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background-color:Transparent;
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color: #CCCCCC;
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cursor:wait;
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}
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</style>
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<script type="text/javascript" language="javascript">
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function DisableButton()
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{
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document.getElementById("Button2").className = "disable";
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document.getElementById("Button2").value = '正在提交
.';
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document.getElementById("Button2").onclick=Function("return false;");
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return true;
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}
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document.onkeydown=mykeydown;
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function mykeydown()
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{
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if(event.keyCode==116) //屏蔽F5刷新键
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{
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window.event.keyCode=0;
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return false;
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}
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}
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</script>
32![](/Images/OutliningIndicators/None.gif)
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</head>
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<body>
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<form id="form1" runat="server">
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<div>
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输入一些内容<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
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<br />
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<asp:ListBox ID="ListBox1" runat="server" Height="77px" Width="332px">
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</asp:ListBox><br />
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<asp:Button ID="Button2" runat="server" Text="OK" Width="77px"
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onclick="Button2_Click" />
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</div>
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</form>
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</body>
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</html>
48![](/Images/OutliningIndicators/None.gif)
![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
![](/Images/dot.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/None.gif)
服务器端代码,故意让其延时等待3秒后再输入,以模拟数据库操作等慢速动作。
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public partial class Default2 : System.Web.UI.Page
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{
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static public int count = 0;
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protected void Page_Load(object sender, EventArgs e)
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{
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if (!IsPostBack)
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{
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Button2.Attributes.Add("onclick", "return DisableButton();");
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}
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}
11![](/Images/OutliningIndicators/InBlock.gif)
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protected void Button2_Click(object sender, EventArgs e)
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{
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if (TextBox1.Text != string.Empty)
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{
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System.Threading.Thread.Sleep(3000);
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count++;
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ListBox1.Items.Add(new ListItem("Hello "+TextBox1.Text + " 这是你第" + count.ToString() + "次点击 " + DateTime.Now.ToString()));
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TextBox1.Text = "";
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}
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}
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}
![](/Images/OutliningIndicators/None.gif)
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![](/Images/OutliningIndicators/ExpandedBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/InBlock.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
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![](/Images/OutliningIndicators/ExpandedBlockEnd.gif)