ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Creating a delete query
A delete query (corresponding SQL statement...
HSuggestKey (Function)
Returns a list of keys to add to data files to improve query performance.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
Selection conditions of a query
The selection conditions of records are applied to the items used in the queries...
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Creating a query
Two methods can be used to create a query...
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...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
Create an insert query
An insert query (corresponding SQL statement...
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...
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...
Code history
The code history is used to...
Environment of the query editor
Creating a select query
A select query (corresponding SQL statement...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries...
Select query description window
The description window of a select query includes several sections...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
Example for creating a select query
This help page explains how to create two select queries...
Modifying the values displayed in the result of a select query
In the result of a select query, you have the ability to only display...
Test of a query
The query editor allows you to run the test of query result...
Select query: Displaying the first/last n records
The editor of Select queries is used to limit the number of records that will be displayed in the result of the 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...
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file...
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...
Remote WEBDEV administrator: Configuration to use the statistics
A specific account dedicated to the management of statistics is required to access the statistical module. This account can be created via the remote administrator....
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...
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....
Controls that can be moved in a page
WEBDEV proposes two modes for moving controls in a page......
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......
Creating an SSL certificate that can be used with SocketCreateSSL
To create an SSL server with SocketCreateSSL, you must use a signed certificate containing a private key......
sysNotification (Type of variable)
The sysNotification type is used to define all the advanced characteristics of an interactive system notification.
Handling Image controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle an Image control through programming......
Creating a .NET assembly from WINDEV
To create a.NET assembly, ......
The "Waterfall" charts
The "Waterfall" chart is a bar chart used to represent the positive or negative additions of several categories......
Remote WEBDEV administrator: Personal information
The remote management tool is used to check and modify (if necessary) your personal information....
The Item control
The "Item" control is used to edit the content of an item found in a data file......
httpRequest (Type of variable)
The httpRequest type is used to retrieve the advanced characteristics of an HTTP/HTTPS request....
Sunburst chart
The Sunburst chart is a Pie chart containing several levels of hierarchical data......
The framesets
Via the management of framesets, WEBDEV allows you to display several HTML pages in the same browser window......
Date (Type of variable)
The Date type enables you to easily handle the dates...
5. Loops
WINDEV Tutorial - WLanguage basics Lesson 5 - Loops - 15 min
Handling Scheduler controls programmatically
A Scheduler control can be......
Characteristics of a Looper control in a window
To display the control characteristics, select "Description" in the context menu of control......
OLE DB provider for HFSQL
The OLE DB provider on HFSQL is used to access an HFSQL database (Classic or Client/Server) from an external software that manages the accesses by OLE DB......
Time management help
Time management is extremely important......
ScheduledTask structure
The ScheduledTask structure is used to define the characteristics of a scheduled task......