ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries...
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Example for creating a select query
This help page explains how to create two select queries...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query...
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...
(No title )
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
Joins between the tables of a select query
When several tables are used in a query, the query editor automatically searches for the links between these tables described in the database schema...
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Creating an insert query
An insert query (corresponding SQL statement...
Creating a query
Two methods can be used to create a query...
Creating a select query
A select query (corresponding SQL statement...
Test of a query
The query editor allows you to run the test of query result...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
Selection conditions of a query
The selection conditions of records are applied to the items used in the 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...
Environment of the query editor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default...
Items used in a select query
A query created in the query editor can contain several types of items...
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...
MatNbColumn (Example)
Usage example of the MatNbColumn function
MatNbLine (Example)
Usage example of the MatNbLine function
fCurrentDir (Example)
Usage example of the fCurrentDir function
Modified (Property)
The Modified property is used to determine if a control or group of controls has been modified by the user (keyboard or mouse input).
InvalidInputListControl (Function)
Builds a list of controls that require data input/contain invalid data....
Range Area chart
The Range Area chart is used to show a variation between a high and a low value......
NetSendFile (Function)
Transmits a file to an FTP server (File Transfer Protocol) powered by WINDEV. This function is kept for backward compatibility....
NetGetFile (Function)
Retrieves an existing file from an FTP server (File Transfer Protocol) powered by WINDEV. This function is kept for backward compatibility....
MatCreate (Example)
Usage example of the MatCreate function
MatStack (Example)
Usage example of the MatStack function
2. Deploying a website via HTTP
WEBDEV Tutorial - Website deployment Lesson 2 - Deploying a website via HTTP - 30 min
TileDeleteAll (Function)
Deletes all modifications made to the application tile.
MatDelete (Example)
Usage example of the MatDelete function
MatReadColumn (Example)
Usage example of the MatReadColumn function
MatReadLine (Example)
Usage example of the MatReadLine function
Managing the Euro
Since January 1 2002, the Euro becomes the only currency in most European countries......
Polar Area charts
Polar Area charts are similar to Pie charts. However, each segment has the same angle......
Pictorial Percentage chart
The Pictorial Percentage chart illustrates data as percentages, using shapes......
Editing the WEBDEV style sheet
In WEBDEV, you can manage all the styles used in a project......
Image (Keyword)
The Image keyword can correspond to: an Image variable. a property used to get and change the image of an element....
Creating a frameset
WEBDEV proposes several methods for creating a frameset......