ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Compilation options (chm format)
FileToMemoryTable (Function)
Populates a Table control programmatically with the records from a data file, HFSQL view or query (query created in the query editor or with HExecuteSQLQuery).
StatVarianceP (Function)
Calculates the variance for a full series of values.
RadioButtonInsert (Function)
Inserts a new option into a Radio Button control.
Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything. For example: a scheduled task may fail, an automatic backup may fail, a node may become inactive in a HFSQL cluster, ......
Assignment operators
Three assignment operators are available......
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....
11. Controls in practice
Discover the main characteristics of the controls...
Decrypt (Function)
Decrypts a character string that was encrypted by Encrypt.
WLanguage procedure called by fTrackDirectory
WLanguage procedure ("callback") called by fTrackDirectory when a change is made to the tracked directory.
WLanguage procedure called by fTrackFile
WLanguage procedure ("callback") called by fTrackFile when a change is made to the tracked file.
StatStandardDeviationP (Function)
Calculates the standard deviation for a full series of values.
WebserviceWriteHTTPCode (Function)
Specifies the HTTP code that will be returned at the end of the execution of the REST Webservice function.
Code editor: Various operations
The code editor is the editor where the developers spend most of their time. This help page presents a series of useful options for the most common actions ......
Creating an executable: Managing manifests
When running an executable, Windows Vista (and later) performs several checks regarding the rights of the current user via the UAC mechanism (User Account Control)......
Service variable
The Service variable is used to......
Accessing a database in local mode (SQLite)
WEBDEV allows a site to create and access a database created by the browser on the computer of the Web user in browser code....
WDAdminHF: Managing a database
The remote HFSQL administrator proposes a full management of the HFSQL Client/Server databases......
16. Java applications in practice
Java applications in practice...
HImportText (Function)
Imports a Text file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
hBackupDescription (Type of variable)
The hBackupDescription type is used to programmatically describe an HFSQL Client/Server backup....
BackgroundImage (Property)
The BackgroundImage property is used to identify and modify the background color of an element: window, page, control or report.
Natif DB2 Connector for WINDEV and WEBDEV
WINDEV and WEBDEV propose an optional Native Connector to DB2......
Installing Android development tools
To develop Android applications with WINDEV Mobile, you must install......
Constructor and destructor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default......