MsgBox 函式語法 Option Compare 語句語法 Dim 語句語法 另請參閱 Visual Basic 說明主題中方法、函式或語句的語法會顯示正確使用方法、函式或語句所需的所有專案。 本主題中的範例說明如何解譯最常見的語法元素。 Activate 方法語法 物件。啟動 在Activate方法語法中,斜體字 「object」 是您所提供資訊的佔位元,在...
MsgBox 函数语法 Option Compare 语句语法 Dim 语句语法 另请参阅 方法、函数或语句的 Visual Basic 帮助主题中的语法显示了正确使用方法、函数或语句所需的所有元素。 此主题中的示例解释如何解释最常见的语法元素。 Activate 方法语法 对象。激活 在Activate方法语法中,斜体字“object”是你提供的信息的占位符,在本...
MsgBox(prompt, [buttons, ] [title, ] [helpfile,context]) TheMsgBoxfunction syntax has thesenamed arguments: PartDescription promptRequired.String expressiondisplayed as the message in the dialog box. The maximum length ofpromptis approximately 1024 characters, depending on the width of the characters...
Use MsgBox instead of MessageBox.Show or Console.WriteLine. In environments that do not support the MsgBox function, such as Silverlight, use an appropriate alternative. Use the My Namespace Use My features in preference to the .NET Framework class library or the Visual Basic run-time library....
msgbox (ex.message) exit sub finally fileclose(1) end try end sub Visual Basic .NET中的异常处理简介下 作者:Microsoft 非结构化异常处理 非结构化异常处理通过 Err 对象和以下三种语句来实现:On Error、Resume 和 Error。On Error 语句创建单个异常处理程序以捕捉发生的所有异常,您可以在以后改变处理程序的位...
‘Visual Basic 6.0 Public SSN As String Public FirstName As String Public LastName As String Public Salary As Currency 在集合中存储这个类相对简单一些: Dim employees As New Collection Dim emp As Employee Set emp = New Employee emp.SSN = “-11-1111" ...
Do not use the following syntax: VB Dimletters3()AsString= {"a","b","c"} Use the { } syntax when you declare and initialize arrays of basic data types. For example, use the following syntax: VB Dimletters5()AsString= {"a","b","c"} ...
Method NameDescriptionVisual Basic Query Expression SyntaxMore Information Select Projects values that are based on a transform function. Select Enumerable.Select Queryable.Select SelectMany Projects sequences of values that are based on a transform function and then flattens them into one sequence. Use...
This is a one-way process; the new Visual Basic .NET project cannot be opened in Visual Basic 6.0. When your project is upgraded, the language is modified for any syntax changes and your Visual Basic 6.0 Forms are converted to Windows Forms. In most cases, you will have to make some ...
摘要向 Microsoft Visual Studio 2005 Tools for the Microsoft Office System 迁移时,将代码从 Visual Basic for Applications 转换为 Visual Basic .NET。本文档重点说明迁移原因、主要的代码转换问题,以及有关进一步详细信息的其他资源。 注本文是预发布文档,所描述内容在将来的版本中有可能会更改。Microsoft Visual ...