ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
NumberColumn (Property)
The NumberColumn property is used to: Get the number of columns in Table, Check Box, Radio Button controls, etc.. Set the number of columns in a multi-column List Box control....
Handling a Check Box control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Check Box control through programming......
Extensions of files created by WINDEV, WEBDEV, WINDEV Mobile
The table below presents the main extensions of files created and supported by WINDEV, WEBDEV and WINDEV Mobile......
Native Progress Connector: Programming with HFSQL functions
To use a Progress database with the Native Connector, you must ......
Handling a Conceptual Data Model (CDM)
The main operations that can be performed on a CDM are as follows......
The Text field: Edit control and display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
XAxisMin (Property)
The XAxisMin property gets the minimum value of the X-axis in a Chart control. This property can be used in the "Zoom" event of a Chart control to identify the section displayed.
XAxisMax (Property)
The XAxisMax property gets the maximum value of the X-axis in a Chart control. This property can be used in the "Zoom" event of a Chart control to identify the section displayed.
YAxisMax (Property)
The YAxisMax property gets the maximum value of the Y-axis in a Chart control. This property can be used in the "Zoom" event of a Chart control to identify the section displayed.
Query and project
Page with parameters
SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows......
User Groupware and Native Connector files
An application that works with the User Groupware can be used with a database handled by a Native Connector......
<Array>.Delete (Function)
Deletes an element at a given position: from a one-dimensional WLanguage array. from an advanced array property (array of gglCalendar events, etc.). from an associative array. from a WLanguage list....
Anchor of overlaid controls (in a page)
WEBDEV allows you to define overlayable controls......
ChangeSourceWindow (Function)
Dynamically changes the window displayed in an Internal Window control. Case of internal window dequeues Modifies the currently displayed window. This modification is saved in the list of internal windows to scroll....
Extension procedure
By using extension procedures, you can add your own WLanguage procedures to different types of variables (string, date, color etc.)......
PageWriteHeaderHTTP (Function)
Adds an additional HTTP header that will be returned to the browser: during the next function for page display (PageDisplay, PageRefresh, ...), during the automatic return of the current page at the end of the current action....
<Internal window>.ChangeSourceWindow (Function)
Dynamically changes the window displayed in an Internal Window control. Scrolling internal windows: Modifies the window currently displayed. This modification is saved in the list of internal windows to scroll....
mongoOperationDeleteOne (Type of variable)
The mongoOperationDeleteOne type is used to define all the advanced characteristics of a document delete operation that will be added to a bulk operations list. The first document that matches the filter will be deleted.
mongoOperationDeleteAll (Type of variable)
The mongoOperationDeleteAll type is used to define all the advanced characteristics of a document delete operation that will be added to a bulk operations list. All the documents that match the selection filter will be deleted.