ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Data Source (Variable type)
A Data Source variable is used to describe a temporary data source (query, view, alias, etc.).
MySource (Reserved word)
MySource is used to handle the current data source (file, view or query) associated with a report or with a table based on a data file...
HDataSourceKnown (Function)
Determines if a data source has been initialized.
SQLListSource (Function)
Lists the data sources declared on a local site.
<Source>.DataSourceKnown (Function)
Determines if a data source has been initialized.
<Connection variable>.DeleteFile (Function)
Deletes the HFSQL data files (.fic, .ndx, .ftx and .mmo files if they exist) from the server.
<HFSQL file>.ExportJSONString (Function)
Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string.
<Connection variable>.TransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
Differences and specific features of an HFSQL Client/Server application
The management mode of data files may have to be adapted when using an HFSQL Client/Server application......
PVTExpand (Function)
Expands the data found in a Pivot Table control according to a row header or to a column header.
Compression (Property)
The Compression property is used to manage data compression during a connection (HFSQL Client/Server, etc.)...
<Pivot Table>.Expand (Function)
Expands the data found in a Pivot Table control according to a row header or to a column header.
JWTParameters (Variable type)
The JWTParameter type is used to define all the data required for JWT-based authentication.
DataProcedure (Property)
The property DataProcedure property is used to specify the name of the WLanguage procedure called as data is received.
MandatoryInput (Property)
The MandatoryInput property is used to determine if a control is required and to enable or disable the required data input.
RandomCryptoBuffer (Function)
Returns a buffer to the specified size filled with random data, that can be used with the cryptographic technologies.
TableEnd (Function)
Stops the manual iteration of table linked to a data-bound Table control.
TotalRange (Property)
The TotalRange property gets and sets the total range of data represented by the Range Slider control.
LooperModifyLine (Function)
Changes the values of the attributes in a row of a Looper control based on a data file or populated programmatically.
<Chart>.Rotation (Function)
Turns a Surface or Pyramid chart around one of its axes in order to better view the data
Add data files to a replication (ReplicEdit)
When the replication is described, the data files must be added into the replication......
InvalidInputDetect (Function)
Detects and signals an error on required controls left empty and/or controls with invalid data....
Converting an HFSQL Classic database into HFSQL Client/Server
There are two methods to convert HFSQL Classic databases to HFSQL Client/Server in WINDEV, WEBDEV and WINDEV Mobile......
5. HFSQL Client/Server
A WINDEV Mobile application can also use an HFSQL database in Client/Server mode....
5. HFSQL Cient/Server
13. Security benefit: managing the "Back" button
Minute (Property)
The Minute property is used to: Retrieve the minutes from a Time or DateTime variable, or the number of minutes from a Duration. Change the minutes in a Time or DateTime variable, or the number of minutes in a Duration. Retrieve the minutes or the number of minutes from a Date item (in "Date and Time" or "Duration" format) or from a Time item. Modify the minutes or the number of minutes in a Date item (in "Date and Time" or "Duration" format) or in a Time item....
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......