ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Handling a Link control through programming (Page)
WEBDEV allows you to handle a Link control through programming......
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
NetDirList (Function)
Lists the directories and the files found: on the FTP server (File Transfer Protocol) or on the RPC server (Remote Procedure Call) powered by WINDEV, on the client computer. This function is kept for backward compatibility....
Managing the executables (WLanguage functions)
WINDEV, WEBDEV and WINDEV Mobile propose different functions for managing executables from a WINDEV application, from a WINDEV Mobile application or from a WEBDEV site......
23. Print modes
Push notifications: format of notifications (Android and iOS)
An application written in WINDEV Mobile Android or iOS can receive Push notifications......
Creating an executable: Information and version number
The version information of an executable corresponds to the information visible in the Windows file explorer....
Handling a TreeView control at runtime
When the TreeView control is in edit, the user can expand or collapse the different levels of the tree structure by clicking the treeview elements....
Examples for using the OLE DB provider for HFSQL
DisplayEvenIfNull (Property)
The DisplayEvenIfNull property is used to: Determine whether a row or column in a Pivot Table control is displayed even if it contains no value. Show or hide a row or column in a Pivot Table control if it does not contain any values....
Error 4: A space is required after the ':' character
Connection
The Connection keyword can correspond to: the Connection variable. the Connection property used to get and change the connection currently associated with a data file. For more details, see Connection. the Connection property of a hbScanParameter variable....
2. Projects in practice
Alias (Property)
The Alias property is used to: get or change the alias of a window (WINDEV and WINDEV Mobile). get or change the alias of a dynamic tab (WINDEV). get the internal HTML/JavaScript name of a control (WEBDEV)....
WDSQL: Exporting and printing the result of an SQL query
The result of a select query can be......
Creating an automatic help
The Automatic Application Features (AAF) allow you to add features to your application without having to write a single line of code......
BitcoinCoreBlockCount( Function)
Returns the size of the blockchain known by the Bitcoin node (i.e. the number of blocks created since January 3, 2009). This makes it possible, for example, to calculate the approximate date of the next halving.
Deploying a WEBDEV site to a remote WEBDEV Application Server or WEBDEV Cluster
Installing a WEBDEV site (in Session or AWP mode) on a remote Application Server requires......
Overview of external languages
Project description: Project tab
The project description window allows you to configure various elements of your project......
Editable reports
The report editor can be used to create form reports, which include different controls allowing users to enter data......
Printing reports from a WEBDEV site
By default, the "Print" icon allows the Web user to print the current site page......
FAQ about Windows Vista and later
This help page presents a list of problems that may occur when using Windows Vista and later......
12. Retrieving data from a site
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....