ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

File Description (Type of variable)
The File Description variable is used to programmatically describe data files.
<zipArchive variable>.Split (Function)
Splits an archive into several sub-archives of a given size.
WITH
Factorizes the expression of an element on which several sub-elements or properties are accessed.
<zipArchive variable>.ExtractDirectory (Function)
Automatically extracts and decompresses files from a directory in the file tree of an archive to a physical location.
SourceFromWindow (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
Testing a WEBDEV site on a mobile device
It is increasingly common for developers to test websites on mobile devices......
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
ScreenToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
W3C standardization
You must comply with the W3C standard (HTML 4......
<String type>.Replace (Function)
Replaces all occurrences of a specified substring in a string with another specified substring.
<Combo box>.Close (Function)
Forces the closing of the drop-down list in a Combo Box control (simple or multi-column Combo Box).
WinOutYPos (Function)
Returns the vertical position of the upper-left corner of a window in relation to the upper-left corner of the screen.
WinOutXPos (Function)
Returns the horizontal position of the upper-left corner of a window in relation to the upper-left corner of the screen.
The test mode cannot operate without the project and its pages, ...
HTML Display control processes
WINDEV and WINDEV Mobile include different WLanguage events associated with HTML Display Controls......
<String type>.ExtractString (Function)
Allows you to: extract a substring from a string based on a specified string separator. search for substrings in a string based on a specified string separator....
<Window>.Open (Function)
Opens a modal WINDEV or WINDEV Mobile window.
InReportsAndQueriesMode (Function)
Indicates whether the code is run during the test of a report or query in Reports & Queries.
Customizing the report viewer: Available windows
ERR_CLOSED_PAGE
ErrorThrow (Function)
Throw a non-fatal error.
You used WINDEV 28
OpenSister (Function)
Opens a non-modal sibling window.
Error 532: The size of the string to extract must be strictly positive
iCloudKeyValueWatch (Function)
Defines the procedure called when the value of a key is changed in an Apple iCloud-based container of "key-value" pairs.