说明：  vb.net开发实例一共有100例，从初级篇，中级篇，高级篇层层深入。 实例1：welcome to VB.net world 实例2: 创建控制台应用程序 实例3: 创建ASP.net WEB应用程序 实例4: 创建和调用WEB服务 实例5: 图形按钮。。。。。
(vb.net There are 100 cases of development examples, from the primary article, the intermediate article and the advanced article. Example 1: welcome to VB.net world Example 2: creating a console application Example 3: create ASP.net Web application Example 4: creating and invoking Web Services Example 5: graphic button.....)