ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Error 531: The negative or null subscripts are not allowed
Properties associated with columns of Table controls
You can manipulate columns of Table controls in a window or page using the following WLanguage properties......
Report based on an HFSQL view
A report based on an HFSQL view is used to print records from an HFSQL Classic or Client/Server view......
DNS functions
Managing the HFSQL servers
The HFSQL Control Center allows you to fully manage HFSQL servers......
Parameter of a procedure/function
You have the ability to pass parameters to a procedure....
Native SQL Server Connector for WINDEV and WEBDEV 2024
HExecuteQuery (Function)
Declares a query created in the query editor to the HFSQL engine and runs this query.
Constants for external files
List of constants used by the functions for managing external files....
Handling a Calendar control by programming
WINDEV, WEBDEV and WINDEV Mobile allow you to handle a Calendar control through programming......
<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)....
Managing HFSQL Cluster
Methods for managing an HFSQL cluster and its databases....
HRecNum (Function)
Returns: the number of the current record in the HFSQL data file. the number of the current record in the HFSQL view....
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)....
Native SQL Server Connector license agreement
Native SQL Server Connector (also known as Native SQL Server Access) license agreement...
WEBDEV concepts
Bitwise operators
The operations on binary values are performed......
Programming the browsing Looper controls
These are the main concepts for programming Looper controls based on a data file......
The Appointment structure
The Appointment structure is a preset structure of WLanguage (no declaration is required)......
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file......
Remote HFSQL administrator: Overview
...The remote HFSQL administrator is a WEBDEV site installed with the WEBDEV application server and used to remotely manage the HFSQL Client/Server databases installed on the Web server......
HFSQL Control Center: HFSQL Cluster management
The HFSQL Control Center includes all the tools needed to manage HFSQL clusters......
New Features brochure - Version 27: New WEBDEV features
New features in WEBDEV 27 presented in the New Features brochure....
Overview of HFSQL Cluster
HFSQL Cluster is a database server intended to be deployed on several servers......
Handling a TreeView Table control programmatically
This page explains how to program TreeView Table controls......