ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Create an insert query
An insert query (corresponding SQL statement...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
Joins between the data files of a select query
When several data files are used in a query, the query editor automatically searches for the links between these files defined in the analysis...
Selection conditions of a query
The selection conditions of records are applied to the items used in the queries...
HSuggestKey (Function)
Returns a list of keys to add to data files to improve query performance.
Query: Displaying the records corresponding to a given period
When a "Date" item is found in the query, you have the ability to only select the records corresponding to a given period...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Items used in a select query
A query created in the query editor can contain several types of items...
Sort order of records found in a select query
To make the result of a query easier to read, the records can be sorted according to one or more items...
Example for creating a select query
This help page explains how to create two select queries...
Result of a query in test mode
After its execution in test mode (see Running the query test), the result of the query can be...
Carrying over the differences from an element to another one
The project comparator is used to compare two elements and to list the differences found...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query...
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Test of a query
The query editor allows you to run the test of query result...
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
5. Deploying a dynamic site (Session or AWP) in practice
Screen,Get (External language)
Retrieves the value in a control or in a variable.
How to manage a multi-selection in a Table control?
This help page explains how to manage a multi-selection in a Table control....
drag-and-drop operation set programmatically
The programmed Drag and Drop is used to entirely manage Drag/Drop between the different types of controls......
The different types of integers
dText (Function)
Draws a text: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
Managing the critical sections
Semaphores are used to limit the simultaneous execution of a code (procedure, line of code, etc....
mlzAddLine (Function)
Adds a new dynamic row into a Multiline Zone control.
CaptionHTML (Property)
The CaptionHTML property is used to handle the text of a control as HTML code.
InitialState (Property)
The InitialState property is used to get the initial state of a control.
Installing and using a Bitcoin Core server
WLanguage offers various functions for handle a Bitcoin Core server......
Managing parallel tasks
The computers are becoming more and more powerful......
The "Surface" charts
The Surface chart is used to represent correlated analogical data, according to 3 axes...
Creating an Android widget
Widgets are small applications that can be displayed on the home screen of phones or tablets......
Assisted HFSQL error handling
WINDEV, WEBDEV and WINDEV Mobile include a module for assisted management of HFSQL errors......
Handling Organizer controls programmatically
Organizer controls can be handled programmatically....
The "Column" charts
The data is interpreted as "columns" whose height is proportional to the value of data......
Table control populated programmatically: WLanguage
Here is an overview of how to handle Table controls populated programmatically in WLanguage....
The "Waterfall" charts
The "Waterfall" chart is a bar chart used to represent the positive or negative additions of several categories......
Copying the style of a control
Copying the style of a control consists in copying the characteristics of a control style into another control......
Handling Sidebar controls programmatically
WINDEV and WINDEV Mobile allow you to handle Sidebar controls programmatically......
Border (Type of variable)
The Border type is used to handle a border through programming...
Dark theme on mobile devices
The latest versions of mobile OSs allow you to switch applications to a dark theme to reduce battery consumption or to make the device easier to use in a low-light environment......
SaaS administrator - Managing the subscriptions
The SaaS subscriptions are used to make a SaaS site available to a client account......
FontItalic (Property)
The FontItalic property is used to: Determine if the text is italicized. Apply or remove italic formatting from the text....