摘要：
usingSystem;usingSystem.Drawing;usingSystem.Drawing.Drawing2D;usingSystem.Drawing.Imaging;usingSystem.IO;usingSystem.Text;usingSystem.Web;namespaceWanJia.CommonUtility{///<summary>///VerifyCode///</summary>publicclassVerifyCode{#regionPrivateField&PublicProperty//随机种子privateRandomobj 阅读全文
