ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Installing a WEBDEV cluster
A WEBDEV cluster is a set of servers (or server farm)......
WDTRAD
WDTRAD is a tool for entering the translation of messages associated with a WINDEV, WEBDEV or WINDEV Mobile 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)......
Logical Data Model (LDM)
A Logical Data Model (LDM) is used to describe the data structures (files, items, ......
Manipulating Combo Box controls programmatically
WINDEV, WINDEV Mobile and WEBDEV allow you to programmatically manipulate Combo Box controls......
Handling Button controls programmatically
WINDEV, WINDEV Mobile and WEBDEV allow you to programmatically handle Button controls......
4. Android and iOS windows
The UI (User Interface) of an application is mainly composed of windows....
Remote WEBDEV administrator: Create a WEBDEV account
The management of accounts is accessible in the remote administrator for the server administrator only....
Client/Server transactions: Available isolation modes
The HFSQL engine proposes to isolate the transactions......
Managing HBase databases
HBase is a non-relational (NoSQL) distributed database, based on columns and using non-structured storage for large tables......
Content of the Table control
A Table control can be based on a data file, based on a variable or populated programmatically......
Animating the image display (WEBDEV)
...The Web sites propose several transition effects between the elements:...
Retrieving documents coming from Twain devices
Several WINDEV functions allow you to retrieve documents from a Twain device......
The Duration control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
DeleteAll (Function)
Deletes all the elements: from a one-dimensional or two-dimensional WLanguage array. from an associative array. from an advanced array property (array of gglCalendar events, etc.). from a WLanguage queue. from a WLanguage stack. from a WLanguage list....
ERR_CANNOT_CREATE_TMP
ERR_LAUNCH_FAILED
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file....
SearchAAF (Property)
The SearchAAF property is used to: find out whether the search via AAF is enabled on a non-editable Combo Box control, enable (or not) the search via AAF on a non-editable Combo Box control....
Displaying a page in a WEBDEV site
Displaying a new page in a WEBDEV site can be done according to several methods......
ArrayDeleteAll (Function)
Deletes all elements: from a one-dimensional or two-dimensional WLanguage array. from an associative array. from an advanced array property (array of gglCalendar events, etc.). from a WLanguage queue. from a WLanguage stack. from a WLanguage list....
EnumMenu (Function)
Returns: the name of nth option or sub-option found in the main menu of window. the name of nth option or sub-option found in a custom context menu (created with WINDEV or WINDEV Mobile)....
Handling a Slider control through programming
WINDEV and WINDEV Mobile allow you to handle a Slider control through programming......
Handling a Spin control through programming
WINDEV allows you to handle a Spin control through programming......
CalendarSelectMinus (Function)
Deselects a date in a multi-selection Calendar control.