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, ...
<Source>.Security (Function)
Enables or disables the automatic security mechanism on one or more data files.
<Source>.MigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format...
<Source>.RecNum (Function)
Returns: the number of the current record in the HFSQL data file. the number of the current...
<Source>.PrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order...
<Source>.EndNoModif (Function)
Unlocks a file that was locked by the same program with HNoModif.
<Source>.Flush (Function)
Forces the operating system of the computer where the data files are found to write data onto...
<Source>.HistoryModification (Function)
Returns the modifications performed on one or more items of a given record. The result can...
<Source>.NoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one...
<Source>.NbRec (Function)
Returns the number of records in a file, query or HFSQL view: active records, crossed records,...
<Source>.PrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next...
<Source>.Reset (Function)
Initialize: one or all variables of file items with their default values. one or all items...
<Source>.SortView (Function)
Sorts an HFSQL view by creating an index on a view item. This function uses the former view...
ChangeTarget (Function)
Changes the target of a button action.
ContextClose (Function)
Closes a page context.
ContextOpen (Function)
Opens a new page context without returning the information to the browser.
FramesetUse (Function)
Displays a WEBDEV frameset in the user's browser and closes all the current page and frameset...
CurrentPage (Function)
Returns the name of the page containing the WLanguage code currently run.
PagePosition (Function)
Scrolls a page up to position a control in the visible section of the page (top) in the browser.
PreviousPage (Function)
Returns the name of the previous page.
SemiDynamicPageDisplay (Function)
Displays a semi-dynamic page in the browser of the Web user from a dynamic or static WEBDEV page.
CursorPos (Function)
Returns and modifies the position of the mouse cursor.
HourGlass (Function)
Transforms the mouse cursor into hourglass (and conversely). In Android and iOS, displays...
MouseXPos (Function)
Returns the horizontal position (X) of the mouse cursor relative to the specified window...
MouseYPos (Function)
Returns the vertical position (Y) of the mouse cursor relative to the specified window or control....
InitWindow (Function)
Initializes (or not) the controls to zero and runs the initialization processes of the controls...