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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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)....
Executable: Project backup
At the end of the executable creation wizard, WINDEV proposes to automatically make a backup of the sources of your project......
Writing to the Free Technical Support
When you encounter a problem, try to isolate it and to reproduce it by using the minimum number of elements......
Commands of the external interface
Log-based replication
The replication is the operation allowing you to keep updated remote databases of identical structures on which several operations are performed......
SaaS administrator - Managing the subscriptions
The SaaS subscriptions are used to make a SaaS site available to a client account......
Managing the application language through programming
A multilingual application is an application that can be distributed in several languages......
Query based on query
Queries can be based on items from another query......
SCM: Working with the Source Code Manager
The principle for working with the Source Code Manager is as follows......
Context menu of TimeLine controls
By default, TimeLine controls contain a context menu....
<Source>.CreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
HCreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
WDSQL: Exporting and printing the result of an SQL query
The result of a select query can be......
Context menu of Check Box columns (AAF)
The Table and TreeView Table controls can propose Check Box columns allowing the user to select the requested options......
AAFs available for numeric edit controls
The numeric edit controls propose several AAFs (Automatic Application Features): a context menu proposing the "Calculator" option. the ability to modify the control value with the mouse wheel....
1. Managing emails
WINDEV includes multiple methods to manage emails...
The Calculated control
The "Calculated" control is used to perform calculations in a report......
Enlarging a window
Modern UIs generally use larger windows and larger fonts in the different controls......
Examples for using the OLE DB provider for HFSQL
Pivot Table control in a report
The report editor allows you to create "Crosstab" reports......