ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
TraceEnd (Function)
Closes the trace window if this window was opened or stops saving the trace information in a text file.
TraceDeleteAll (Function)
Clears the content of trace window opened in parallel with the current window.
3. Types of dynamic sites
A dynamic site is used to display pages whose content changes. In most cases, the content of these pages is linked to a database....
How to sort the result of a query?
This help page explains how to create a sort query with the query editor....
NullAllowed (Property)
The NullAllowed property is used to manage the NULL value in the items of HFSQL data files.
HListScheduledOptimization (Function)
Lists the scheduled optimization tasks of HFSQL Client/Server data files for a connection....
WLanguage procedure called by zipAddFile
WLanguage procedure ("Callback") used by zipAddFile to manage the progress of files being added to the archive.
WLanguage procedure called by zipAddFileList
WLanguage procedure ("Callback") used by zipAddFileList to manage the progress of files being added to the archive.
WLanguage procedure called by zipAddDirectory to handle the progress bar
WLanguage procedure ("Callback") used by zipAddDirectory to manage the progress of files being added to the archive.
WLanguage procedure called by zipExtractDirectory to manage progress bars
WLanguage procedure ("Callback") used by zipExtractDirectory to manage the progress of files being extracted from the archive.
<Connection variable>.ListScheduledOptimization (Function)
Lists the scheduled optimization tasks of HFSQL Client/Server data files for a connection....
Link Description (Type of variable)
A Link Description variable is used to describe a link between two data files through programming.
WDStatistics: Using WDStatistics
WDStatistics can be used once the log files have been imported......
ExeListDLL (Function)
Returns the list of libraries (".DLL" files) used by one of the applications currently run.
HListConnectedUser (Function)
Lists the users currently connected to one or more files handled by a Client/Server connection....
<Connection variable>.DeleteFile (Function)
Deletes HFSQL tables (.fic, .ndx, .ftx, .sdx and .mmo files, if any) from the server.
HDeleteFile (Function)
Deletes HFSQL tables (.fic, .ndx, .ftx, .sdx and .mmo files, if any) from the server.
SOAP functions (prefix syntax)
List of SOAP functions...
<Source>.HistoryModification (Function)
Returns the modifications performed on one or more items of a given record. The result can be displayed in a list box or in a table to allow the user to view the modifications made to the specified file.
Binding a ListView control to an item
The Multimedia control
The Multimedia control is used to play multimedia files......