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...
MatReadLine (Example)
Usage example of the MatReadLine function
Creating the executable and the setup program
WINDEV Tutorial - Deploying an application Creating the executable and the setup program - 30 min
MatReadColumn (Example)
Usage example of the MatReadColumn function
1. Project audits
WINDEV Tutorial: Optimizing a project Lesson 1 - Project audits - 15 min
fDriveInfo (Example)
Usage example of the fDriveInfo function
MatRead (Example)
Usage example of the MatRead function
MatTranspose (Example)
Usage example of the MatTranspose 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......
CalendarPicker (Function)
Opens a modal dialog with a calendar to enter a date.
MatFloatMultiply (Example)
Usage example of the MatFloatMultiply function
MatCopy (Example)
Usage example of the MatCopy function
Creating a frameset
WEBDEV proposes several methods for creating a frameset......
Handling a Looper control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Looper control by programming......
MatFloatAdd (Example)
Usage example of the MatFloatAdd function
BackgroundImage (Property)
The BackgroundImage property is used to identify and modify the background color of an element.
WinEdRestore (Function)
Undoes all the changes made by the end user ("Allow end users to modify the UI" option enabled).
MatWrite (Example)
Usage example of the MatWrite function
DateTimeToString (Function)
Converts a DateTime to string in the specified format.
MatDeterminant (Example)
Usage example of the MatDeterminant function
zipCreate (Example)
Usage example of the zipCreate function
Telemetry: Configuring the WINDEV and WINDEV Mobile applications
To use the telemetry in a WINDEV or WINDEV Mobile application, you must......
iWindowCancel (Function)
Configures the print cancel window..
StoredValue (Property)
The StoredValue property gets and sets the stored value of an element.
MatFill (Example)
Usage example of the MatFill function