ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HListConnection (Function)
Returns the list of connections currently described in the application:
  • connections described in the data model editor (for the main analysis and, if necessary, additional analyses).
  • connections described by programming (with functions HDescribeConnection or HOpenConnection).
<Source>.ChangeConnection (Function)
Dynamically changes the connection associated with a data file.
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
SQLChangeConnection (Function)
Modifies the current connection.
HDescribeConnection (Function)
Describes a new connection to an external database.
<Connection variable>.OpenConnection (Function)
Opens a connection to a specific database.
HConnect (Function)
Redefines one or more connection parameters via Native Connector (Access, SQL Server, MySQL or Oracle) or via an OLE DB access on a specific table or set of tables.
Optional connection information
When defining the connections in the data model editor or when defining the connections through programming, you have the ability to specifier the optional connection information...
<Connection variable>.CloseConnection (Function)
Closes a connection to a database.
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a web service proxy (SOAP).
HListFile (Function)
Returns the list of files:
  • current analysis.
  • analyses in progress (projects with multiple analyses).
  • a specific analysis recognized by the HFSQL engine.
  • available on a connection via a Native Connector or an OLE DB driver.
  • for a group of files defined in the data model editor.
HOpenConnection (Function)
Opens a connection to a specific database.
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
Programming custom calculations in Table controls
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives......
Page in Session mode: Populating controls after a long process
In a web application, you may need to run long processes (for example, to update counters......
FTPFileExist (Function)
Checks the existence of a file on an FTP server.
CalculatedItemExpression (Property)
The CalculatedItemExpression property is used to: Find out the SQL expression that defines the value of a calculated item. This item was defined in the data model editor or through programming. Define the SQL expression returning the value of a calculated item (when describing the item through programming)....
EventTimeline (Type of variable)
The EventTimeline type is used to define the advanced characteristics of an event displayed in a Timeline control.
GglWrite (Function)
Creates and/or updates data on the Google server (addition or modification of data)....
WLanguage procedure called by FTPListFile
Procedure ("Callback") called by FTPListFile for each file found.
Sharing your source code with the SCM
WINDEV Tutorial - An SCM for WINDEV Sharing your source code with the SCM - 30 min
Interface checker
The advanced interface checker is a tool used to harmonize the positioning of controls in the different application windows......
BarCodes (Type of variable)
The BarCodes type is used to handle the information found in a bar code.
Installing and starting WDTRAD
NFCSendTag (Function)
Sends a NFC tag to another device.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
ExceptionThrow (Function)
Artificially triggers the security mechanism of WLanguage by throwing an exception.
SocketWrite (Function)
Writes a message intended to another socket.
Managing the HDFS system
HDFS (Hadoop Distributed File System) is one of the component of the Hadoop framework......
NetStartServer (Function)
Starts an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered by WINDEV. This function is kept for backward compatibility....
Step 1: Choosing the deployment profile
The setup program creation wizard allows you to select the deployment profile to use......
AWP without UI
Bootstrap, Angular, React, Vue......
SaaS administrator - Dashboard
The dashboard of the SaaS Administrator is used to quickly view the main information regarding the SaaS sites of a WEBDEV Application Server......
The Multiline Zone control
The Multiline Zone control is used to easily create interfaces in iOS style....
The Clickable Image control
The Clickable Image control can be used to......
WDOptimizer: Overview
The different operations that can be performed with WDOptimizer are as follows......
Project Management Hub: Managing projects
Project Management Hub: Management of projects (view, creation, ...)...