ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Docusign: Electronic signature
It is now common for individuals or businesses to sign contracts electronically......
ControlToSource (Function)
Assigns the control value to the source of a control link.
Testing and debugging a WINDEV project on the user computer
WINDEV offers multiple possibilities to test and debug a project directly on the development computer (see Testing and debugging a WINDEV executable on the development computer)......
PageFromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
FileToScreen (Function)
Automatically updates the controls in a window or 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. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files......
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the table since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
<Connection variable>.TransactionEnd (Function)
Validates the current transaction: the modifications performed on the table since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
RequestUpdateUIParent (Function)
Asks to run the "Request for refreshing the display" process of parent. This function is kept for backward compatibility.
Error 1050: This member already exists in the composite variable
Advanced management of class instances
The advanced management of instances is used to choose the mode for taking reference. This choice has a direct impact on the release of class objects: depending on the reference selected, the "Destructor" will not be called at the same time.....
WDDeploy features
WDDeploy can be used to......
NetDiskList (Function)
Lists the available disks: on the FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered by WINDEV, on the client computer. This function is kept for backward compatibility....
Application triggers
...A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ...) on a record of a data file....
3. Types of accessible files
2. Types of accessible files
Types of accessible files...
13. Types of standard controls
Usage example of the XML types
The following examples is used to handle an XML document via the xmlDocument and cmlNode variables, ...
Maintaining the files of Control Centers
When using a database, you may have to perform maintenance operations on the data files......
The structure of the RAD patterns (kept for backward compatibility)
...The RAD pattern files (MDL files) are used to describe:...
Communicating with an SSH server
Secure Shell (SSH) is a secure communication protocol. The exchanged data is secured via encryption keys....
Test of a query
The query editor allows you to run the test of query result......