ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Multi-touch in a Chart control
One of the most common applications of the multi-touch feature is used to handle images......
HNext (Function)
Sets the position on the next data file record according to a browse item.
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....
The user version of query editor (Reports & Queries)
A query is used to interrogate a database in order to view, insert, modify or delete data......
HOnError (Function)
Customizes the management of HFSQL errors.
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
HExecuteView (Function)
Runs a view that was created beforehand (can be used to refresh the view data for example). This function uses the former view mechanism.
HBackward (Function)
Moves backward several records from the current position in the data file, according to a specified item.
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
The Context Menu control (WEBDEV)
Context menus are often used in websites......
HErrorStatusModification (Function)
Returns the status of a record during a modification conflict.
Configuring the development environment
WINDEV, WEBDEV and WINDEV Mobile propose different modes for using the development environment......
Merging differences (SCM)
HVersion (Function)
Used to find out: whether the content of a file was modified. whether the content of a file used by a query was modified....
HReadLast (Function)
Sets the position on the last record of a data file according to a browse item.
HChangeKey (Function)
Changes the browse item.
DateToDay (Function)
Returns the day that corresponds to a given date.
Displaying a different content on each row
In a Looper control, a different content can be assigned to the Table, Chart, List Box and TreeView controls......
HExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
HExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
HFilter (Function)
Defines and enables a filter on a data file, view or query.
HReadFirst (Function)
Sets the position on the first record according to a browse item.
Events associated with Camera controls
List of WLanguage events associated with Camera controls....
Logical Data Model (LDM)
A Logical Data Model (LDM) is used to describe the data structures (files, items, ......