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Visual Basic tutorial
  • Basic Find a perfect number within 10,000

    Basic Find a perfect number within 10,000

    Perfect numbers, also known as perfect numbers or complete numbers, are some special natural numbers. The sum of all its true factors (that is, divisors other than itself) (that is, the factor function) is exactly equal to itself. Dim a as Integer,b as In
    2025-01-17
  • VB6.0 supports mouse wheel tutorial

    VB6.0 supports mouse wheel tutorial

    The steps are as follows: 1. Download http://download.microsoft.com/download/e/f/b/efb39198-7c59-4ace-a5c4-8f0f88e00d34/vb6mousewheel.exe. This is a self-extracting package.
    2025-01-17
  • How to define a string variable in VB6.0?

    How to define a string variable in VB6.0?

    Today we will take a look at the method of defining a string variable in VB. It is very simple. Please see the detailed introduction below. 1. We open the code window and start typing in the frame. 2. Then we enter Dim c as string. 3. Next we can use it.
    2025-01-16
  • How to quickly delete txt contents in batches in VB6.0?

    How to quickly delete txt contents in batches in VB6.0?

    VB6.0 can delete txt files in batches. How to delete txt files? Let's take a look at the detailed tutorial below. It's very simple. Please see the detailed introduction below. 1. First, create a new folder on the desktop of your computer. In this
    2025-01-16
  • Use of VisualBasicCommonDialog control 2

    Use of VisualBasicCommonDialog control 2

    Using the Print Dialog Box The Print dialog box allows the user to specify a method for printing output. Users can specify the range of printed pages, print quality, number of copies, etc. This dialog box also displays information about currently installe
    2025-01-16
  • Use of VisualBasic controls

    Use of VisualBasic controls

    Using the ADOData control The ADOData control uses Microsoft ActiveX Data Objects (ADO) to quickly establish a connection between a data-bound control and a data provider. A data-bound control is any control that has a DataSource property. The data provid
    2025-01-16
  • Introduction to VisualBasic controls

    Introduction to VisualBasic controls

    Introduction to Visual Basic Controls You can use the tools in the Visual Basic toolbox to draw controls on a form. Control classification Visual Basic controls have three broad categories: 1. Internal controls, such as CommandButton and Frame controls. T
    2025-01-16
  • VisualBasic Programming

    VisualBasic Programming

    Usability Design The usability of any application is essentially determined by the user. Interface design is an iterative process; when designing an interface for an application, it's rare to get a perfect interface right from the first step. The earl
    2025-01-16
  • VisualBasic toolbar, dialog box 2

    VisualBasic toolbar, dialog box 2

    The display option code determines how the dialog box is loaded into memory and how it is displayed. The following table describes the various types of display tasks and the keywords used to perform them. The Show method loads the form and sets its Visibl
    2025-01-16
  • The use of VisualBasic menu in applications

    The use of VisualBasic menu in applications

    Discussing Forms Again In addition to the principles of form design, you also need to consider the start and end of the application. There are a few techniques for deciding how your application will look when it starts. It's also important to be famil
    2025-01-16
  • VisualBasic object usage 2

    VisualBasic object usage 2

    Creating Objects The easiest way to create an object is to double-click a control in the Toolbox. However, to take full advantage of all objects available in Visual Basic and from other applications, you can use Visual Basic's programmability capabili
    2025-01-16
  • VisualBasic variables, constants, data types and procedures overview 2

    VisualBasic variables, constants, data types and procedures overview 2

    ConstantsIt's common to find code that contains constant values ​​that recur again and again. You may also find that the code uses hard-to-remember numbers that have no clear meaning. In these cases, constants can be used to greatly improve the readab
    2025-01-16
  • Visual Basic Programming Basics--The Structure of Application Programs

    Visual Basic Programming Basics--The Structure of Application Programs

    The Structure of a Visual Basic Application An application is actually nothing more than a set of instructions that directs the computer to complete tasks. The structure of an application is the way instructions are organized, that is, where instructions
    2025-01-16
  • VisualBasic Project Management III

    VisualBasic Project Management III

    Using Wizards and Add-ins Visual Basic allows you to select and manage add-ins, which is an extension to Visual Basic. These extensions enhance the capabilities of the Visual Basic development environment, such as special source code control capabilities.
    2025-01-16
  • MCI Command String Overview

    MCI Command String Overview

    (Note: This article is based on the MSDN explanation in July 2000) MCI Command String is a program interface for multimedia devices. Through it, we can open a multimedia file, such as mp3, VCD file, Mpeg4 format file, etc., and perform operations such as
    2025-01-16
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