ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

How to create a query with external join?
In SQL language, an external join is used to exclude or include file records with or without correspondences in the linked files......
PDFReaderSeekFirst (Function)
Initializes the search for a text in a PDF file displayed by the PDF Reader control and positions on the first occurrence found (from the current page).
LoadWDL (Function)
Loads a library of WINDEV objects in memory (.WDL).
HLogStop (Function)
Stops the log process of a file.
Editable reports
The report editor can be used to create form reports, which include different controls allowing users to enter data......
MenuInsertOption (Function)
Inserts a new option at a specific position.
inAppConsumeProduct (Function)
Used to consume, in an application, a product that was previously purchased by the user.
sEndEvent (Function)
Disables the detection of an event on a serial port.
ImageInfoModify (Function)
Modifies the value of an Exif tag for the image used.
New Features brochure - Version 27: New WINDEV features
New features in WINDEV 27 presented in the New Features brochure....
HFSQL Client/Server: Principle for saving the databases
Like for any database, backups of your HFSQL Client/Server databases must be performed on a regular basis......
How to create an SQL query to get a TOP 10?
This help page presents the method for creating an SQL query used to get the first 10 records......
gpwAddAuthLogin (Function)
Adds a login button (Facebook, Google, Microsoft, etc.) in the login window or page.
First project window
Managing the synchronization
For each action performed in a page, the mechanism for page synchronization automatically checks the synchronization......
Standard dialog boxes
The dialog boxes are standard windows that allow you to communicate with the user......
Handling a Range Slider through programming
WINDEV allows you to handle a Range Slider control through programming......
TreeView Table report
The report editor allows you to create "TreeView Table" reports......
Developing an application for iPhone/iPad
The development of an iPhone/iPad application is performed in 2 steps:...
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler......
Responsive Web Design: Tips
The Responsive Web Design was used in your pages but you still encounter some lock points......
Programming custom calculations in Table controls
Style of a control
As soon as it is created, a control is associated with a style......
Opacity (Property)
The Opacity property is used to get and define the opacity percentage for a window, or for controls in a window or page.
Type (Property)
The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....