ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Error 531: The negative or null subscripts are not allowed
Sub-query
A sub-query is a query whose result is used by another query......
1. The WINDEV Framework
1. Project audits
WEBDEV Tutorial - Optimizing a WEBDEV project Lesson 1 - Project audits - 15 min
Multi-project processes: using batches
WINDEV, WEBDEV and WINDEV Mobile allow you to run a set of processes (compilation, generation, ......
1. Testing a site: Elements to be tested
Telemetry: Configuring the WINDEV and WINDEV Mobile applications
To use the telemetry in a WINDEV or WINDEV Mobile application, you must......
ERR_NO_PAGE
OCR: Convert an image to text
An OCR (Optical Character Recognition) system analyzes an image to extract the text it contains......
Custom-Folders
"Custom-Folders" simplify the organization of projects, allowing you to group the elements of your application by themes......
Create the help system in WINDEV, WEBDEV or WINDEV Mobile
These are the main steps to create a help file (HTML, CHM or PDF)......
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives......
Managing HFSQL Classic data files
The HFSQL Control Center allows you to fully manage HFSQL Classic data files......
Characteristics of menu options
WINDEV and WINDEV Mobile manage two types of menus......
3. Interface (UI)
WINDEV Mobile tutorial: My first Android/iOS application Lesson 3 - Interface (UI) - 30 min...
Error 1055: 'Ancestor' can only be used in the code of a class derived from a class
How to loop through a file using filters?
Customizing the system information windows (or dialog boxes)
Your applications use several system dialog boxes? A specific skin template is used in your project? Why not customize these windows and give them the "appearance" of your application?......
8. OOP
WINDEV Mobile Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
6. Procedures
WINDEV Mobile Tutorial - WLanguage basics Lesson 6 - Procedures - 20 min
4. Conditional statements
WEBDEV Tutorial - WLanguage basics Lesson 4 - Conditional statements - 20 min
4. Conditional statements
WINDEV Tutorial - WLanguage basics Lesson 4 - Conditional statements - 20 min
2. Variables
WINDEV Mobile Tutorial - WLanguage basics Lesson 2 - Variables - 20 min
5. Loops
WINDEV Mobile Tutorial - WLanguage basics Lesson 5 - Loops - 15 min
7. Debugger
WINDEV Mobile Tutorial - WLanguage basics Lesson 7 - Debugger - 30 min