用C#编写网页怎么生成验证码
用C#编写网页怎么生成验证码
日期：2017-10-09 16:45:37 人气：1
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.Mvc;
namespace News.Controllers
{
publi