VB.Net连接各种数据库的几种方法 在这篇文章中我要跟大家讲的,是介绍Visual Basic.NET的数据库编程及其相关知识。 先介绍ADO.NET和ODBC.NET 接下来介绍数据提供者(Data Provider) 下来就分别介绍以上几种数据提供者连接各种数据库 用The OLE DB .NET Data Provider连接数据库
vb.net写的计算器 Public Class Form1 Inherits System.Windows.Forms.Form Private dblNumA As Double = 0 Private dblNumB As Double = 0 Shared oper As String = "" Shared point As Boolean = False Shared dotnum As Integer = 0 Private db lNnm As Double = 0 Priva