ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Collapsing/Expanding a TreeView control through programming
...To collapse/expand a TreeView control through programming, ......
dArc (Function)
Draws an arc of circle or an arc of ellipse: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
Port (Property)
The Port property is used to identify and change a server connection port.
PDFMerge (Function)
Merges several existing PDF files into a single PDF file. The files are merged one after another. The paths of PDF files can be found in an array.
Before (Property)
The Before property replaces or inserts a procedure before the other procedures in: a Procedure variable. an event associated with a control....
After (Property)
The After property replaces or inserts a procedure after the other procedures in: a Procedure variable. an event associated with a control....
Renaming a project
Renaming a project is used ton modify the name of the project. All the elements linked to the project before it is renamed are kept.
RESTSend (Function)
Sends a REST request and waits for the server response.
How to create and handle a structure?
This help page explains how to create and handle a structure....
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file....
WEBDEV administrator: WebSocket servers installed
The "WebSockets" tab provides information about the WEBDEV WebSocket servers installed on the computer...
TwainListSource (Function)
Returns the list of drivers for the Twain devices connected to the current computer.
Converting C types
Depending on the type of programming, it may be useful to know the correspondence between the types used in C and the types used in WLanguage......
2. Layouts: Managing menus
WEBDEV Tutorial - WEBDEV layouts Lesson 2 - Layouts: Managing menus - 30 min
Installing and configuring HFSQL Cluster
Required configuration and overview for installing HFSQL Cluster....
The triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ......
Multiple assignments of arrays, structures and classes
The multiple assignment of arrays consists in assigning a set of simple values (boolean, integer, string, real, numeric or currency) to the cells of an array. This multiple assignment is also available for the structures and the classes....
Queue (Type of variable)
A Queue variable is a structured type that groups a set of elements of the same type.
sfLeadConvert (Type of variable)
The sfLeadConvert type is used to describe the conversion parameters of a lead...
Seek (Function)
Searches for the index of an element in a WLanguage array.
Constants for the geo-localization functions
Constants used by the geo-localization functions...
SensorDetectChangeOrientation (Function)
Allows you to be notified when the orientation of the device changes on any one of its 3 axes.
sshSession (Type of variable)
The sshSession type is used to define the characteristics of a connection to an SSH server.
xmlSignature (Type of variable)
The xmlSignature type is used to define the advanced characteristics of an XML signature.
Record (Type of variable)
The Record type is used to save the values of a record.