ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

11. User Macro-Code: UMC in practice
Chrono (Type of variable)
The Chrono type is used to define all the advanced characteristics of a stopwatch.
BitcoinCoreBlockCount( Function)
Returns the size of the blockchain known by the Bitcoin node (i.e. the number of blocks created since January 3, 2009). This makes it possible, for example, to calculate the approximate date of the next halving.
Utility components
WINDEV includes several utility components that allow you to handle data directly......
ERR_CLOSED_PAGE
The different types of integers
Binding a Spin control to an item
A Spin control can be bound to an item in a data file, query, etc....
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
Generating SQL scripts
The content of an analysis can be exported in the format of SQL scripts for a specified database (SQL Server, Oracle, ......
4. HFSQL Classic
MultiLinestring2D (Variable type)
The MultiLinestring2D type can be used to store a collection of linestrings defined with 2D coordinates.
8. Binding controls to data
A window can display information from......
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979......
10. Smart controls
Smart controls...
Elements of a class: Enumerating and handling through programming
Several types of WLanguage variables are used to enumerate and dynamically handle the elements of a class......
HOut (Function)
Used to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query.
<Polygon2D variable>.Cover (Function)
Determines if geometry A (of type 2D polygon) covers geometry B.
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database......
HNoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy).
ContextClose (Function)
Closes a page context.
<Looper>.ToExcel (Function)
Creates an Excel file from the data found in a Looper control (browsing Looper control or memory Looper control).
<Source>.Out (Function)
Allows you to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query.
<Source>.NoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy).
DataBinding (Property)
The DataBinding property is used to identify and change the binding between a control and: an item in a data file. a variable. several variables....
<htmlDocument variable>.Save (Function)
Saves the content of an htmlDocument variable to an HTML file.