Download e-book for kindle: Access 2003 Programming by Example with VBA, XML, and ASP by Julitta Korol
By Julitta Korol
This e-book has been useful.
My in simple terms genuine grievance is this ebook doesn't spend any actual time speaking approximately Access.
If you simply learn this publication you are going to imagine you needed to do every little thing via VBA. i cannot reflect on too many purposes to create a desk at runtime other than with a query.
The ebook is usually a bit lite on actual global examples.
A great publication when you are development a library of entry books.
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Additional info for Access 2003 Programming by Example with VBA, XML, and ASP
In short procedures however, it is not the memory that matters but the mistakes you are bound to make when typing variable names. What will happen if the second time you use the cost variable you omit the “o” and refer to it as cst? " 38 | Chapter 3 Part I And what will you end up with if, instead of slsTax, you use the word tax in the formula? 00") When you run the procedure with the above errors introduced, Visual Basic will not show the cost of the calculator because it does not find the assignment statement for the cst variable.
You do this by using variables. What Is a Variable? A variable is a name used to refer to an item of data. Each time you want to remember a result of a VBA instruction, think of a name that will represent it. For example, if you want to keep track of the number of controls on a particular form, you can make up a name such as NumOfControls, TotalControls, or FormsControlCount. The names of variables can contain characters, numbers, and some punctuation marks except for the following: , # $ % & @ !
For example, if your variable was declared to hold whole numbers and your data uses decimals, Visual Basic will disregard the decimals and use only the whole part of the number. Let’s use the MyNumber procedure in Hands-On 3-2 below as an example of how Visual Basic modifies the data according to the assigned data types. ¥Hands-On 3-2: Understanding the Data Type of a Variable 1. If the Visual Basic window is not open, press Alt+F11 to open it. Next, choose Insert | Module to add a new module. 2.