ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Programming Table controls based on a data file
This page explains how to program Table controls based on a data file......
HFSQL Client/Server: Scheduled optimization
Scheduled optimization is a mechanism for automatically optimizing your database......
Errors while managing data files
When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError......
Transactions in SQL
Starting with version 21, you can manage transactions in SQL code......
Step 2: Creating print fonts
This step allows you to define and choose the different fonts that will be used in the printed document......
Native Oracle Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Oracle Connector (also called Native Oracle Access......
Handling files on an FTP server
FTP (File Transfer Protocol) is a protocol for transferring files from one site to another......
The TreeView Table control
The Treeview Table control is a cross between the Table control and the TreeView control......
Check: Test of a WLanguage code
The monitoring robot is used to compile and run the WLanguage code entered......
<Page>.FromFile (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Characteristics of the columns in a Table control in a window (prefix syntax)
The columns are used to display information in a Table control......
HFSQL Control Center: HFSQL Client/Server backups
The HFSQL Control Center is used to manage the backups of HFSQL Client/Server tables......
FileToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
HExportJSON (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file.
HExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
HExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
<Source>.ExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
<Source>.ExportJSON (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file.
<Source>.ExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
<Connection variable>.Transaction (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
<Connection variable>.TransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
<Source>.ExportXML (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file.