这二天一个小兄弟问到我这个,其实很简单,贴在这里备个份:
Code<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="JsSafeCode._Default" %> <!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></title> <script type="text/javascript">function reloadcode() { document.getElementById('imgCode').src = 'checkCode.aspx?' + Math.random(); } </script> </head><body><form id="form1" runat="server"><div><asp:TextBox ID="txtCode" runat="server" Width="80"></asp:TextBox><img src="checkCode.aspx" id="imgCode" onclick="reloadcode()" alt="点击刷新验证码" style="cursor: pointer" /><asp:Button ID="btnTest" runat="server" Text=" 验 证 " OnClick="btnTest_Click" /></div></form></body></html>
时间: 2024-11-17 07:05:59