ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HAddTask (Function)
Adds a scheduled task on the server defined by the connection.
ListSelectCount (Function)
Returns the number of elements selected in a List Box, ListView or Combo Box control.
BitwiseNOT (Function)
Returns the result of the bitwise logical NOT operation of a value.
HUnlockRecNum (Function)
Unlocks a record locked by: HLockRecNum, a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example)....
iImageHeight (Function)
Calculates the height of the image to print (in millimeters).
CursorOptions (Property)
The CursorOptions property is used to manage the type of cursor used for a connection (Native Connectors, OLE DB, etc.).
RunReportsAndQueries (Function)
Starts Reports and Queries and opens the WINDEV project corresponding to the current application.
iImageWidth (Function)
Calculates the width of the image to print (in millimeters).
iTextWidth (Function)
Calculates the width (in millimeters) of the text to print, according to the specified font.
2. My first window
WINDEV Tutorial: WINDEV overview Lesson 2 - My first window - 30 min
Required or invalid input in WINDEV
WINDEV and WINDEV Mobile include several options to manage required or invalid input, both via the window editor and through programming......
Conversion (Function)
Converts a value from a unit to another one.
NbLabelCopy (Property)
The NbLabelCopy property is used to: Get the number of copies of identical labels. Change the number of copies of identical labels....
WDDIXIO overview
HAddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server data files....
How to create and run an SQL query through programming?
This help page explains how to create and run an SQL query through programming....
MyPage (Reserved word)
MyPage is used to handle the current page...
The Splitter control
The Splitter control is used to divide a window into several distinct areas......
Convert (Function)
Converts a numeric value into a binary string in order to perform a search on a numeric key.
XMLSavePosition (Function)
Stores the current position in the XML document.
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
Table control based on a variable
A Table control based on a variable is a Table control whose columns are bound to the elements of an Array variable, to the members of a class or to the elements of an advanced variable (e.g., xlsDocument)......
Webification
WEBDEV Tutorial - Webifying a WINDEV project Webification - 10 min
How to fill a TreeView control?
This help page explains how to fill a TreeView control....
WaitWindowStart (Function)
Opens the wait window of application.