ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

SourceFromWindow (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
Custom synchronization for Table controls based on a data file
In some cases, you may want to use a custom synchronization for Table controls based on a data file......
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives......
Native PostgreSQL Connector: Programming with SQL functions
You can use SQL functions to handle the PostgreSQL database......
WDMap: Overview
WDMap is a tool used to view and handle a data file while developing an application......
Native MariaDB Connector: Programming with SQL functions
The SQL functions can be used to handle the MariaDB database......
Native MySQL Connector: Programming with SQL functions
The SQL functions can be used to handle the MySQL database......
Handling Word Processing controls programmatically
Word Processing controls can be handled programmatically......
Types of recognized PCL printers
WINDEV and WEBDEV allow you to automatically print for a number of specific PCL printers......
The Table control
The Table control is used to simplify the display and the input of information stored in memory or coming from a data file, a view or a query......
Report data source
...The reports can be created with the data coming from:...
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution on the server......
Help system properties
The properties of help system are used to define......
Thumbnail (Property)
The Thumbnail property can be used on: the items of an HFSQL data file. For more details, see Thumbnail property on items. the Thumbnail controls (WEBDEV only). For more details, see Thumbnail property on Thumbnail controls....
SourceToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Window>.FromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Page>.FromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Charset (Property)
The Charset property is used to: Get the character set used by a Font variable. Change the character set used by a Font variable. Get the character set used by an HFSQL data file....
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
WindowFromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Source>.ToWindows (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
Creating an executable: Information and version number
The version information of an executable corresponds to the information visible in the Windows file explorer....