1.生成验证码类 using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Web.Mvc; using System.IO; using System.Drawing; using System.Web; namespace SimpleNews.FrontEnd { public class ToolController : MyControllerBa…
验证码类代码 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.Text; using System.Threading.Tasks; using System.Web; namespac…
首先新建一个MVC项目 添加类:验证码帮助类(ValidateCodeHelper) using System; using System.Collections.Generic; using System.IO; using System.Drawing; using System.Drawing.Drawing2D; using System.Drawing.Imaging; namespace ValidateCodeDemo { public class ValidateCodeHelp…
using System.Web.Mvc; using System.Drawing; using System; using System.Drawing.Imaging; using Models; using System.IO; namespace MvcApp.Controllers { /// <summary> /// 用户账户信息 /// </summary> [HandleError] public class AccountController : BaseCo…
C#类库: public class YZM { public string YZMcode = String.Empty; public byte[] load() { Bitmap bit = , );//画布大小 Graphics g = Graphics.FromImage(bit);//创建绘制对象,告诉它往哪张图片上绘制 try { Random r = new Random(); Color color1 = Color.FromArgb(r.Next(, ), r.Next(,…