ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

CertificateSignFile (Function)
Creates the signature of a file. This signature can be stored in a Buffer variable or in a text file.
Binding a WEBDEV slider to an item
A WEBDEV slider can be bound to an item in a data file, query, etc....
Example for managing videos (broadcasted by a Camera control)
In this example, the application allows you to......
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used in the file.
CaptchaVerify (Function)
Checks whether the value typed by the user corresponds to the string displayed in a Captcha control.
LinkedKey (Property)
The LinkedKey property sets the characteristics of a link.
<Captcha>.Verify (Function)
Checks whether the value typed by the user corresponds to the string displayed in a Captcha control.
<Chrono>.Pause (Function)
Pauses a stopwatch in order to measure the time spent on a process.
Error 19: The step of this FOR loop must be constant
<Window>.ToSource (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....
<Source>.FromWindow (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....
PDFAddImage (Function)
Adds an image to a page in an existing PDF file.
MongoGridFSGetFileInfo (Function)
Allows you to get information about a MongoDB file (gridFS).
WDMap: Printing records
WDMAP allows you to print the records found in a data file......
PageNumber (Property)
The PageNumber property gets and sets a page number.
Handle_R (Property)
The Handle keyword gets and sets the handle of an element.
3. UML models in practice
LST: The Technical Support Newsletter, the WINDEV and WEBDEV magazine
Content (Property)
The Content property is used to read or write the whole content of a control: List Box populated programmatically, Combo Box populated programmatically, Spreadsheet....
Procedure/Function
A procedure is used to associate an identifier with a statement block......
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query......
User Groupware: Creating and installing the executable
The executable of an application that supports the User Groupware is a multi-instance executable....
hbRead (Function)
Reads cells (values of items) of a row (record) in an HBase table.
Reports
A report provides a custom view of data......
FAQ about Windows Vista and later
This help page presents a list of problems that may occur when using Windows Vista and later......