ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Instantiation of an object
To access a class, the object must be declared as being part of the class to handle, this is called object instantiation......
Error 531: The negative or null subscripts are not allowed
Error 706: The property does not exist on this type of control
<Camera>.Display (Function)
Displays in a Camera control the video sequence currently transmitted by a "web camera" or by the camera found on the mobile device. Function kept for "Version-26-compatible" Camera controls....
Using a query with parameters
A query with parameters can be used......
Batch processes: Creating executables, WDLs, components, and more...
WINDEV and WEBDEV allow you to perform multiple types of processes from a command line......
VideoDisplay (Function)
Displays in a Camera control the video sequence currently transmitted by a "web camera" or by the camera found on the mobile device. Function kept for "Version-26-compatible" Camera controls....
InterpretAmpersand (Property)
The InterpretAmpersand property is used to determine and change how the '&' character is interpreted in: the caption of a Static control. the elements of a List Box control. the elements of a Combo Box control. the values of a column in a Table control....
The framesets
Via the management of framesets, WEBDEV allows you to display several HTML pages in the same browser window......
Programming Table controls based on a data file
This page explains how to program Table controls based on a data file......
Constants used by properties associated with windows, reports, pages and controls
List of constants used by properties associated with windows, reports, pages and controls....
Hasp functions
The dongles of Hasp family (Hasp3, Hasp4, NetHasp, memoHasp and Hasp HL) are used to protect the applications developed with WINDEV or WEBDEV......
ERR_FORBIDDEN_UPDATE
HFSQL Control Center: Creating and executing a query
The HFSQL Control Center allows you to create a query based on the data files of the database currently displayed in the Control Center......
Handling data files in PHP
WEBDEV allows you to create a PHP site that handles data files......
Custom title bar with menus and controls
There is a new trend in UI design: application menus in the title bar!...
Error 704: The property does not exist on
Mode (Property)
The Mode property describes: the minimum number of nodes that must acknowledge a write operation before it is considered as successful (mongoWriteConcern variable). the management mode of multicolumn sections (docFormatMulticolumn variable). how the tooltip of a step of a guided tour is displayed....
ERR_WDADMIN_EXIST
User Groupware and Client/Server data files
An application that uses the user groupware can be used with a HyperFileSQL database in Client/Server mode......
Bitwise operators
The operations on binary values are performed......
WDInst : languages supported by the setup
If your applications must be installed in several countries, the setup editor WDInst gives you the ability to generate a multilingual setup......
Project Management Hub: Sprint management
A sprint or iteration is a development cycle......
Composite keys
A composite key is a key item containing several other items......
7. Multilingual applications in practice