ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

grDraw (Function)
Draws a chart according to the specified parameters.
Serialization constants
The serialization constants are as follows:
Native DB2 Connector : Programming with SQL functions
The use of SQL functions to handle DB2 data does not require importing the file structure into the analysis......
HRestoreBackup (Function)
Used to restore: an immediate backup (performed by HBackup or via the HFSQL Control Center), a scheduled backup (described by HAddScheduledBackup or via the HFSQL Control Center....
HDeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
Sequencing reports
In some cases, you may want to print several reports one after another, and view them in the same print preview....
Year (Property)
The Year property is used to: Get the year from a Date or DateTime variable or item. Change the year in a Date or DateTime variable or item....
dFill (Function)
Colors an area: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
ListPosition (Function)
Displays a List Box or ListView control from a specified element or returns the index of the first element displayed in a List Box control (if the scrollbar was used).
FinPeriodInterest (Function)
Calculates for a given period the amount of interests due for a loan paid off by fixed periodic payments with a fixed interest rate.
SQLTransaction (Function)
Begins, commits or rolls back a transaction: on the files of a database opened by SQLConnect, on the files of a database opened by a connection (OLE DB or Native Access/Native Connector) described in the data model editor or by HOpenConnection....
HOpen (Function)
Opens a data file.
Designing a supercontrol
A supercontrol is an advanced type of control......
HMode (Function)
Changes the mode and the method for locking data files.
TableDeleteSelect (Function)
Deletes the selected rows from a Table or Treeview Table control.
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
Language (Property)
The Language property is used to get and change the language used.
Email (Property)
The Email property is used to get and change an email address.
5. HFSQL Client/Server
A WINDEV Mobile application can also use an HFSQL database in Client/Server mode....
fAttribute (Example)
Usage example of the fAttribute function
Check: Activity of an application
The monitoring robot proposes to check the activity of a WINDEV application......
JITc
The principle of JITc technology (Just In Time Compilation) is straightforward......
2. Projects in practice
2. Projects in practice
Discover the main operations that can be performed on a project....
Watermark (Type of variable)
The Watermark type is used to handle the text printed in watermark in the reports created with the report editor or through programming.