ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
3-tier architecture
The development in "3-tier" architecture is now simplified...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
Principle of remote check
WEBDEV proposes several methods for deploying a dynamic site...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
grTitleFont (Function)
Modifies the font used for the chart title.
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile....
HLockRecNum (Function)
Locks a record and restricts the access to this record for all the other applications.
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
HChangeDir (Function)
Changes the path to a data file (i.e. directory in which the file will be handled).
HCreation (Function)
Creates an empty data file (".FIC" extension) with the index file and the memo file if necessary.
HCreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file...
zipSplit (Function)
Splits an archive into several sub-archives of a given size.
zipExtractFile (Function)
Extracts a file from an archive and automatically decompresses it to a physical location...
zipExtractAll (Function)
Extracts all files from an archive and decompresses them.
PDFNbSignatures (Function)
Gets the number of signatures in a PDF document.
PDFGetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
<HFSQL connection>.RSRenameServer (Function)
Changes the DNS name of the replication server if it has a new name.
<Connection variable>.DeleteBackup (Function)
Deletes a backup previously created with HBackup.
<Connection variable>.TransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates...
TourGuideStop (Function)
Stops the specified tour or the tour in progress.
<GuidedTour>.Stop (Function)
Stops the specified tour or the tour in progress.
HStatTime (Function)
Returns the time of the last update for the index statistics.
HStatDate (Function)
Returns the date of the last update for the index statistics.
HDelete (Function)
Deletes a record from a data file (query or view).
ArrayShuffle (Function)
Shuffles the elements of a WLanguage array.
DriveCopyFile (Function)
copy a single file from the remote disk to another directory on the remote disk.
<Chrono>.Pause (Function)
Pauses a stopwatch in order to measure the time spent on a process.
Warning (Function)
Displays a custom message in a system warning window.
<Source>.ToWindows (Function)
Automatically initializes the controls of a window with: the values of the bound items...