ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

fOpenTempFile (Function)
Creates and opens a temporary file.
grSourceSeries (Function)
Defines the source of a series.
HListKey (Function)
Returns the list of keys in a table (query or view) recognized by the HFSQL engine.
SpreadsheetLoad (Function)
Loads a file in XLSX format in a Spreadsheet control found in a window.
Using the WINDEV windows from the Java sources
WINDEV can be used to generate windows for a Java application......
Programming the looper attributes
All the looper attributes can be handled by programming......
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file....
TwainListSource (Function)
Returns the list of drivers for the Twain devices connected to the current computer.
TreeExpand (Function)
Expands a node in a TreeView control.
HListConnection (Function)
Returns the list of connections currently described in the application.
fReportsAndQueriesDir (Function)
Returns: the full path of the directory for the custom reports and queries. This directory corresponds to the directory of the reports and queries visible by the user who created them. the full path of the directory for the shared reports and queries. This directory corresponds to the directory of the reports and queries visible by all the application users....
MatMultiply (Function)
Multiplies two matrices.
HToFile (Function)
Copies a data source (file, query, view, ...) to a physical HFSQL table with the same description. This table is neither encrypted nor password protected.
TableAddTitleHeader (Function)
Adds a column title-header into a Table or TreeView Table control in a window.
Environment of the data model editor
Testing a Java project and compiling it
When your Java application is developed, you can run the test of the Java project and compile it before creating the archive......
Keyboard shortcut on a button (AAF)
In an application developed with WINDEV, the user has the ability to implement a keyboard shortcut on a button......
The triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ......
ErrorWithTimeout (Function)
Displays a custom error message in a system error window for a set amount of time.
Encrypt (Function)
Encrypts a character string in binary format or in ASCII format.