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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

8. OOP
WINDEV Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
Error 1036: A class used in an array must have a constructor without parameter
Definition (Type of variable)
The Definition type is used to find out the characteristics of a type: simple type, advanced type, class, structure....
.NET object
To access a class......
Automated tests of procedures and classes
The automated tests of procedure or class are used to test the different features proposed by the procedure or by the class......
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback")....
Code editor: Display options
The code editor proposes several display options......
TimerSys (Function)
Periodically and automatically calls a WLanguage procedure.
Timer (Function)
Periodically and automatically calls a WLanguage procedure.
Error 1014: The access to the member of the class is restricted by a private inheritance
Principle for running threads
At runtime, an application runs in a main thread......
Code editor options
A series of options allows you to customize and take full advantage of the code editor......
JITc
The principle of JITc technology (Just In Time Compilation) is straightforward......
Visibility of the elements found in an external component
When creating an external component, you have he ability to define the elements of the external component that will be accessible (or not) by the user of the component......
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
HOnError (Function)
Customizes the management of HFSQL errors.
8. OOP
WEBDEV Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
8. OOP
WINDEV Mobile Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
Programming overview in C and C++
Error 1060: Unable to call method without parameter: add ()
"Project explorer" pane
The "Project explorer" pane is used to simplify the development environment of WINDEV, WEBDEV and WINDEV Mobile......
Enumeration (Type of variable)
An enumeration is a set of values......
Operations performed on class diagrams
The following paragraphs explain......
MVP overview: Model - View - Presenter
MVP is the acronym for MODEL - VIEW - PRESENTER......
How to clone and use columns in a Table control?
In some cases, a Table control must be filled with an unknown number of columns (when creating the control)....
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