VBA macros blogs
Showing blogs 21-40 (out of 49)
In certain cases in VBA (displaying the contents of folders, listing hierarchical data) writing a program which calls itself is by far the easiest way to go - this blog gives worked examples of 3 such recursive programs.
To become an efficient programmer, you need to stop writing one long subroutine and start writing lots of small ones instead - and to do this, you're going to need to know everything there is to know about passing arguments.
Learn how to write VBA macros to add, edit and delete data in Access, SQL Server and other databases, using something called ADO.
By referencing the unintuitively named Microsoft Scripting Runtime object library you can write VBA code to access files and folders on your hard disk. This blog explains how, and gives a couple of worked examples.
The easiest way to work with text files in VBA is using TextStream objects - this blog explains how they work.
To make it easier for users of your VBA systems to choose files, you can show FileDialogs on screen. This blog explains what these are, and how to customise them.
In order to work efficiently with files and folders you first need to create a FileSystemObject. This blog explains how to do this!
Did you know that you can create and manage references from within VBA code? This article gives you ideas on how to do just that.
Although it's usually easiest to create references to other applications using Tools -> References
as described in an earlier blog
, you can use the method shown in this blog instead.
Even if you're writing Visual Basic macros within Excel, there's nothing to stop you inserting text into Word documents, manipulating PowerPoint slides or sending Outlook emails. This blog explains how to reference other applications, and write macros in Excel to link to other Microsoft Office software
What happens when your macros go wrong? That depends what error-handling you have in place. Learn how to use ON ERROR and other commands to trap errors in a structured way.
This series of blogs is intended to provide online training in how to debug in Visual Basic for Applications, including using breakpoints and the immediate window.
Want to do something when a user opens a workbook, or stop them clicking on a particular cell? You need to learn how to attach code to Excel workbook or worksheet events!
There are 4 types of loop in Visual Basic for Applications - this blog shows how and when to use each type of VBA loop structure.
This part of the Excel VBA training series of blogs shows how to use IF / ELSE / END IF within VBA, and also how to use the alternative SELECT / CASE syntax within macros.
Visual Basic for Applications (VBA) is what's called an object-orientated programming language. This blog explains what this means!
The InputBox function in Visual Basic for Applications allows you to get - as the name suggests - input from the user. This blog shows how to use it!
The MsgBox command in Visual Basic for Applications allows you to display basic messages, but you can also make it prettier, and even use it to ask questions or display multiple-line messages! Read on to find out more about this versatile VBA command.
This blog explains the nuts and bolts of Excel VBA variables, including how to declare them, how to set their scope and all sorts of other tips and tricks. The blog also covers constants in Excel macros.
Use this free online training in Excel Visual Basic for Applications (VBA) to learn how to program macros within Excel. The tutorial covers everything from basic recording through to creating classes - something for everyone!