ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Installing an application server
There are several steps to install the WEBDEV Application Server on a Linux server......
ValidatePassword (Function)
Indicates whether the specified password is valid for the current user.
TableAddChild (Function)
Adds a row into a TreeView Table control, at the end of a given hierarchy level.
TableDeleteChild (Function)
Deletes all child rows from a branch of the hierarchy.
Error 27: No END statement is associated with this ELSE
iPrintImage (Example)
Usage example of the iPrintImage function
The Contact structure
The Contact structure is a preset structure of WLanguage (no declaration is required)......
<Page>.Display (Function)
Displays a web page in the user's browser....
ControlInOutReason (Function)
Indicates the origin of the entry in the control.
SocketRead (Example)
Usage example of the SocketRead function
Animation (Property)
The Animation property animates an image.
The "Interactive zoom" pane
The "Interactive zoom" pane is used to zoom the section currently hovered by the mouse cursor......
HTML control properties
You can manipulate HTML controls in a window, page or report using the following WLanguage properties......
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
JSONExecuteExternal (Function)
Calls an external server URL that returns data in JSON format (JavaScript Object Notation).
dPixelOpacity (Function)
Identifies the opacity of a pixel in an image that has an Alpha channel. This image can be: an Image control, an Image variable, a WDPic variable (on the background layer), a picLayer variable....
jQueryExecute (Function)
Runs a JavaScript method of the jQuery library on a page element.
Manipulating days in a Calendar control programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to programmatically manipulate the following elements......
Peeling Corner control properties
Properties associated with the tab pane
A tab pane found in a window or in a page can be handled by the following WLanguage properties......
fOpenTempFile (Function)
Creates and opens a temporary file.
MapDeleteItinerary (Function)
Deletes an itinerary from a Map control.
DDERetrieve (Example)
Usage example of the DDERetrieve function
ThreadWaitSignal (Example)
Usage example of the ThreadWaitSignal function
2. Performance profiler
WINDEV Tutorial: Optimizing a project Lesson 2 - Performance profiler - 15 min