Label: Regain VB6
From MSDN-2001-OCT: visual tools and programming ages/Visual Studio 6.0 documentation/Visual Basic documentation/using Visual Basic/programmer's Guide/Part 1: Visual Basic basics/programming Fundamentals/Working with objects
(1) For simplicity, most of the material outside of this chapter won't make sure references to an object's class. Just remember that the term"List box Control, "For example, means"An instance of The ListB
The main focus is on the Code. As long as you have done database design, there is basically no problem!
1. VB6-> create a program
Add reference
Project-> reference
Microsoft ActiveX Data Objects 2.8 libray (or another version)
Microsoft ActiveX Data Objects recordset 2.8 libray (or another version)
Create module myconn. bas for database connection)
Call to open a database connectionCall openconn
Close the database connection (RS is used in use, so it
I was mentally retarded when I logged on as a user today ......
---------------------------------------------------------------------------------
Tip:
A Password error is always prompted during logon,
Print IIF (TRIM (Rs. Fields ("password") = password, "equal", "not equal ")
It took a long time to find out:
When designing a database for SQL2000, the string in the field should be designed as a variable length (varchar ),
If it is designed to be a char with a fixed length, the database will autom
In the work, you may encounter the need to migrate the code written in VB to VB. NET, there are a lot of details to deal. Fortunately, after so many years of Internet development, many questions have been answered on the Internet, so you can search for them to solve them. I have also encountered the migration from VB to VB. NET. Now I will summarize the problems encountered and their solutions or alternative methods to facilitate future users. First, let's take a look at this article converting
SubPrivate Sub Command7_Click () 'browser editing and browsing mode switching freelyIf a = "" ThenWeb.Document.exe ccommand "editMode"A = "yes"ElseWeb.Document.exe ccommand "BrowseMode"A = ""End IfEnd Sub
Private Sub Command8_Click () 'uses the window object in the browser to pop up a new window and write the original file in the new window.Set str1 = web. Document. parentwindow. Open ()Str1.Document. OpenStr1.Document. write web. Document. All (0). outerHTMLStr1.Document. CloseEnd Sub
When the
Label:Visual VB6 less information, it took a long time to write a query statement First download the driver, I am win7 x64 do not know just started to download a 5.1 x64 driver why not connected, the total hint can not find the driver, download 5.3 32 bit after normal http://dev.mysql.com/downloads/connector/odbc/ Dimc
In this link and this one some VB6 programmers discussed about their favorite VB6 tools, I pick up the mostly-voted and some interesting ones as below:
29 votesEnable mouse wheel in VB6: Microsoft: Enable the mouse scroll wheel
13 votes + 9 votes (in both links)MZ tools: VB6 just isn't installed until you 've done this
Recently, I wrote a system that requires scanning documents and uploading them to the server. The customer asked me not to use other software and to integrate them into the system. I found some materials for your reference.
1. Use the imgscan. ocx control
You can download this kodak component from the Internet. This method is implemented through com. It is successfully tried in VB6, but there is a problem,
A review of the changes from VB6 to vb.net
When creating a asp.net page, you need to use a compatible one. NET programming language, such as C #, VB. NET or JScript.NET. But there are many important changes from Vb6/vbscript to vb.net, which is the content of this article.
Also, if you want to get more information about it, I strongly recommend that you read Microsoft's article: Prepare for the upgrade of
Part 1
Original article:
Last month (vol. 2, issue 9), I gave an executive overview of the conversion process, and started looking at converting General VB6 code to VB. net. this month I will finish General conversions, including DLLs, then start on Database conversions. next month, in the final segment, I will cover converting ASP. net web pages, and look at converting to VB. NET 2005 and C #.
Nothing is perfect
After the conversion wizard
With Microsoft. NET platform, Visual Basic is beginning to become a completely object-oriented language, referred to as vb.net. Although there have been some fundamental changes, the enthusiasm of developers from VB6 to vb.net is still quite high, even for experienced programmers. In this article, I'll list the changes in the Visual Basic language and illustrate them where appropriate. The list here may not be complete, but it already includes most of
Ma JianEmail:[email protected]Home: Http://www.comicer.com/stronghorsePublished: 2016.12.16After I wrote the "Use Modi OCR 21 languages", "Modi in the OCR module" released, it seems that the use of Modi to do OCR more people up. A few days ago at the request of someone, I tried to call the Modi under the VB6, but found a bit of compatibility issues.Because of the MODI of Office 2007 (hereinafter referred to as "MODI 2007", Microsoft's official version
A friend who designs a lot of TV must notice that many animated scenes are beautifully crafted, so can you design a similar scene with VB6, the answer is yes, the following code can slowly draw a random shape, you can set the density of tree trees, and can slowly in this tree "knot" A specified number of red "fruits"--very interesting.
(i) Programming principles
We can draw "tree trunks and branches" on the form with the appropriate width of the line
--> reference-->microsoft Script Control 1.0" and "Microsoft VBScript Regular Expressions 5.5" ;
3, packaging and can not bring about the nature of the speed upgrade, the virtual host, remote servers need to have component registration authority;
4, to the existing component name or modify the DLL file, you must first stop IIS, and then restart the IIS register DLL components;
5, VB6 SP6 Lite green version downloa
I wrote a log about VB6.ProgramThe question of running in Windows 7 (http://www.dingcrown.com/soft/blog/Log? /ID/28.html ). So what should I do if I want to develop VB6 in Windows 7?
First, unlike Vista, Windows 7 can be installed via acmsetup. Install a dual system. In fact, Windows 7 has provided a solution called Windows XP mode, which can be used with Micrsoft Virtual PC to solve the problem of running
How the process allows your VB6 IDE to support the mouse wheel (process)
Originally has been using VC, work need to do a database tool, so picked up VB (with VB operation database is very convenient, more easily than VC)
Note that the VB6 IDE does not support the scroll wheel, just see the http://blog.csdn.net/acsu/blog has a solution, decided to use the official solution (rest assured:-))
Copy the process
Tags: VB6 database access additions and deletions change access2003VB6 to Access2003 database additions and deletions is not complicated, can be easily done by ADO object, below is a small example, also shows the use of the ListView control in VB6. Although in the "Visual Basic" list control of the ListView Change, modal dialog box, disable window resizing " VB.net's ListView control has been described in d
Can VB6 handle structured exceptions.
C ++ builder extends the processing of structured exceptions and supports the _ finally keyword to ensure that the routine has only one exit. It is a very scientific method to handle errors, it demonstrates the profound programming experience and wisdom of C ++ builder developers. VB. NET's imitation of it is the biggest praise for the handling of structural exceptions.See an example of VB. NET structured exceptio
Fortunately, we can use COM components to maximize the functionality of the ASP. You know, anything that can be written in a language such as VB,VC and VJ and other programming languages can be applied to the development of your Web site, which is COM (Component Object model). COM can be used to write objects that can be invoked by ASP. When the programming environment such as VB to complete the compilation of components, it can be placed in the ASP page is called by the ASP. In this article, we
There are several statements that look very much like VB6: Let, Set, LSet, RSet.
Let is used for the assignment of general variables:
Copy Code code as follows:
[let] varname = expression
Most of the cases we omit let, directly with the equal value, so that many people do not know the existence of let.
Set is used to assign values to objects, to point variables to objects and to increase the reference count of objects, and many p
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.