ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Programming Table controls based on a data file
This page explains how to program Table controls based on a data file......
<Source>.ExtractMemo (Function)
Extracts the content of a binary memo item from an HFSQL file, a query or an HFSQL view to a physical file (on disk).
HExtractMemo (Function)
Extracts the content of a binary memo item from an HFSQL file, a query or an HFSQL view to a physical file (on disk).
Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries......
Displaying a page in a WEBDEV site
Displaying a new page in a WEBDEV site can be done according to several methods......
Transactions in HFSQL Client/Server mode
To keep maximum compatibility between HFSQL Classic applications (single-user or multi-user) and HFSQL Client/Server applications, the transaction mechanism in HFSQL Client/Server mode is similar to the one in HFSQL Classic mode......
How to sort the result of a query?
This help page explains how to create a sort query with the query editor....
HFSQL Client/Server: Scheduled tasks
The scheduled tasks are used to schedule automatic tasks......
WDAPI: Help about the APIs
WDAPI simplifies the use of Windows APIs in a WINDEV application......
Mechanism of specific exceptions
A process of specific exception is used to process a risky code (which means a code that could trigger an exception)......
Burning a CD/DVD
Several WLanguage functions are used to burn the CDs or DVDs......
WINDEV applications for Linux: Specific features
HFSQL Control Center: Overview
The HFSQL Control Center is used to manage the different HFSQL databases (Network, Mobile, Client/Server) found in the company......
Handling XLS files
WINDEV and WEBDEV propose two methods for handling the Excel files......
Managing HFSQL Client/Server files
The HFSQL Control Center allows you to fully manage HFSQL Client/Server data files......
HFSQL thumbnails
To optimize the display of images in your application or in your site, you have the ability to use HFSQL thumbnails......
Native SQL Server Connector: Retrieving the output value of a stored procedure
The Native SQL Server Connector is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
REST Webservices: Automatic deserialization of request
In a REST Webservice, an entry point can have several types......
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
Automatic error handling
Error handling can be customized for each process......
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
Native SQLite Connector
WINDEV and WEBDEV propose a Native Connector to SQLite. This Native Connector allows you to access an SQLite database from a WLanguage program without using an external driver....
ExePriority (Function)
Returns or modifies the priority of an application currently run.
The Pivot Table control
The Pivot Table control dynamically displays data coming from the crosscheck of different files found in a database......
nWDGetHFContext: Get the HFSQL context
Gets the HFSQL context (applies to C, Pascal and Visual Basic only)......