ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<xlsDocument variable>.MergeCell (Function)
Merges the specified cells in an Excel document.
JSONOpenReader (Function)
Creates a reader to read a JSON document without loading it into memory. Attention This function is only available from version 2025 Update 3....
<xlsDocument variable>.AddWorksheet (Function)
Adds or inserts a new worksheet into an Excel document.
Types of help systems in a WINDEV application
There are multiple solutions to provide help to the users......
Drive management functions: OneDrive, Google Drive, Dropbox (prefixed syntax)
Drive management functions include ......
<pdfDocument variable>.VerifySignatures (Function)
Checks the validity of PDF signatures. Note: This function is only available from version 2025 Update 1....
Image control: the supported formats
The supported image formats are as follows:...
Images, colors and tabs
To optimize the appearance of your screens, WINDEV, WEBDEV and WINDEV Mobile allows you to use images or colors in your tab controls......
Fax constants
List of constants used by the functions for managing faxes....
Type and version of Web server
The configuration diagnostic displays the following error......
Principle of remote check
fDirRename (Function)
Renames a directory.
Drive functions: OneDrive, Google Drive, Dropbox
The following functions are used to manage cloud-based storage services......
GglDriveConnect (Function)
Creates a connection to Google Drive.
<xlsDocument variable>.UnmergeCell (Function)
Unmerges a given cell.
String functions (prefix syntax)
The following functions are used to handle strings, using prefix syntax:
Managing color palettes
Starting with version 2025, WINDEV and WINDEV Mobile include color palettes for projects and windows......
<Array>.Apply (Function)
Executes a procedure for each element of a WLanguage array.
"Long press" optional event
The optional event "Long press/Open context menu" is run during a long press on the controls of a window......