ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Page contexts
In a Windows application, the information relative to a window is stored with the window......
Reverse code modeling
The reverse code modeling allows you to view in a graph......
Custom properties (WLanguage)
A custom property is a code element with two events......
WLanguage code coloring
The code editor includes a coloring system for the different elements in WLanguage code....
Brochure of new features: New WINDEV features
New features in WINDEV 28 presented in the New Features brochure....
Native MariaDB Connector for WINDEV and WEBDEV
WINDEV and WEBDEV propose a Native Connector to MariaDB (also called Native Access)......
Log-based replication: Programming the log-based replication in WLanguage
Several WLangage functions allow you to include log-based replication in your application and to customize it......
4. Managing SMSs
With the WLanguage functions, WINDEV Mobile allows you to......
Handling files on an FTP server
FTP (File Transfer Protocol) is a protocol for transferring files from one site to another......
Handling a Multiline Zone control programmatically
...A Multiline Zone control can be handled programmatically using the control name....
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ... store named or indexed subelements. store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists. handle the NULL value in WLanguage. store interactions with ActiveX objects and Automation programming....
Error 31: The file to include is not found. Check the name and path ...
How to create an SQL query with a calculation formula?
This help page explains how to create a query with a calculation formula with the query editor....
Modifying an SVG image (XML functions)
SVG (Scalable Vector Graphics) is a vector image format......
Managing dates and times
WINDEV, WEBDEV and WINDEV Mobile propose several methods for managing dates and times in your applications......
Restoring an HFSQL Client/Server database
A backup of a HFSQL Client/Server database can be restored at any time......
Declaring and using a variable
A variable is defined by name and type......
HFSQL Client/Server database: Recommendations
This help page presents the main recommendations for optimizing the security and performance of an HFSQL Client/Server database according to the constraints and desired features......
3. Handling files on an FTP server
FTP (File Transfer Protocol) is a protocol for transferring files from one site to another....
Native xBase/FoxPro Connector
WINDEV and WEBDEV propose a Native xBase/FoxPro Connector (or Native xBase/FoxPro Access) module......
Native PostgreSQL Connector for WINDEV and WEBDEV
WINDEV and WEBDEV propose a Native Connector to PostgreSQL......
Importing/Consuming web services
WINDEV, WEBDEV and WINDEV Mobile allow you to directly import Webservices into your applications......
Characteristics of Table controls in a window
Table controls allow you to display and/or enter data......
Data persistence
The data persistence is used to store the value typed by the user......
Replication management functions
Three types of replication are proposed......