ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Trace (Function)
Displays the requested information (content of a control, for example) in a window opened next to the current window.
NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of HFSQL data files and for all the other types of accesses (Native, OLE DB, ......
WBAdminAccount (Type of variable)
The WBAdminAccount type is used to define all the advanced characteristics of a WEBDEV account in a WEBDEV Application Server.
Customizing the errors
The WEBDEV administrator (Development version) is used to customize the error messages of a WEBDEV site......
MoveColumn (Function)
Moves or swaps a column in a two-dimensional array property contained in an advanced type (xlsDocument, etc.).
WEBDEV 2024 Tutorial - Table of contents
Managing actions with Undo/Redo
WINDEV allows you to easily manage the Undo/Redo feature in your applications with the ActionXXX functions......
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....
nWDOpenWDL: Opening a library
Opens a library created by WINDEV (file with a WDL extension)......
DeleteLine (Function)
Deletes a line at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.)....
ODBC driver for HFSQL Classic and for HFSQL Client/Server (Linux)
The ODBC driver for HFSQL Classic (single-user or multi-user) is used to access an HFSQL Classic database from an external database software that supports the accesses by ODBC......
NullIfEmpty (Property)
The NullIfEmpty property is used to: Find out whether the value returned by the control is NULL if its content is empty. Configure the value returned by the control if its content is empty....
Internal window management functions
The following functions are used to manage the "Internal windows" controls......
ERR_TIMEOUT_REQUEST
The request did not respond within the timeout ( seconds). ERR_TIMEOUT_REQUEST (22)...
Importing an HTML page into a WEBDEV site
WEBDEV allows you "suck up" the existing HTML pages......
1. Project and Analysis
The development of a Windows application with WINDEV is based on two main elements: the Project and the Analysis....
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....
fCopyDir (Function)
Copies the contents of a directory and its subdirectories.
WDTrans: Overview
WDTrans is a tool for canceling transactions......
Creating an executable
Once the development of your WINDEV application is completed (windows, reports, queries, etc....
WDMap: Adding, modifying and deleting the records of a data file
WDMap allows you to perform simple operations (addition, modification or deletion) on the records found in a data file......
The Cube control
The Cube control is a mobile layout control that automatically performs rotations around the different axes......
Importing a CSS style sheet
WEBDEV allows you to import a CSS style sheet into a WEBDEV project......
DocUpdateTableOfContents (Function)
Updates the table of the contents of a document.
The "Scatter" charts
A scatter chart (XY) represents the relationship between two numeric values in two series of data......