本文实例为大家分享了ASP.NET生成验证码的具体代码，供大家参考，具体内容如下
首先，添加一个一般处理程序
注释很详细了，有不懂的欢迎评论
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Web;
using System.Web.SessionState;
namespace Project_Practice
{
///
///
代码如下: using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using Sy
CheckCode.cs 代码如下: using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlCont
实现代码
代码如下:/// /// 生成验证码图片，保存session名称VerificationCode /// public static void CreateVerificationCode() { int number; string checkCode = string.Empty;
//随机数种子 Random randoms = new Random();
for (int i
