ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Report based on a text file
In a report based on a text file, the information to print is read from a text file or is directly assigned in the report controls...
Translating a text file with WDTRAD
User Groupware functions
Handling the external files
WINDEV, WINDEV Mobile and WEBDEV propose several functions allowing you to manage the external files from your WINDEV/WINDEV Mobile applications or from your WEBDEV sites...
Print modes of a report
Several print modes are available for a report.
fInsertTextAtBeginning (Function)
Inserts text at the beginning of a file without overwriting the existing text.
<DiskFile variable>.Write (Function)
Writes:
  • a character string to an external file.
  • a memory section.
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file.
fSaveText (Function)
Creates and fills a text file with the content of a text control or text variable (string variable, edit control in a window, Static Text control in a report, ...).
fBuildRelativePath (Function)
Returns the path to a file relative to a reference directory.
fChangeExtension (Function)
Changes the extension of a file on disk.
fWatchStopAll (Function)
Stops all current watch tasks of files and directories.
Result of a query in test mode
After its execution in test mode (see Running the query test), the result of the query can be...
fWatchFile (Function)
Starts watching a file.
fExtractResource (Function)
Extracts a resource from the application into a physical device location.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
fWatchStop (Function)
Stops watching a file or directory.
How to read in a text or CSV file?
This help page explains how to read the content of a text or CSV file.
TwainToGIF (Function)
Allows you to: save the document coming from the Twain device in a GIF file. view the document coming from the Twain device in the user interface of device. save the document coming from the Twain device directly in memory in GIF format (in a buffer)....
TwainToJPEG (Function)
Allows you to: save the document coming from the Twain device in a JPEG file. view the document coming from the Twain device in the user interface of device. save the document coming from the Twain device directly in memory in JPEG format (in a buffer)....
Handling Image controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle an Image control through programming......
nWDEvaluate: Evaluating the value of an element
Evaluating the value of an element......
ComponentList (Function)
Returns the list of external components (".WDK" files) used by the current WINDEV or WINDEV Mobile application or by the current WEBDEV site.
Binding an Edit control to an item
An Edit control can be bound to an item in a data file, query, etc, ......
Description window of query (insert, update or delete) or description window of a query in SQL code
The description window of a query (insert, update or delete) or the description window of a query in SQL code is used to......
Live Data: viewing data in the editors
The "Live Data" is used to view the content of the data files in the controls currently created in the different editors of the product used (window editor, page editor, report editor, ......
Spreadsheet control in a report
The spreadsheet is one of the most often used business tools. You have the ability to create reports that print the data found in a spreadsheet....
MongoDeleteAll (Function)
Deletes all the documents (corresponding to the specified filter) from a collection of a MongoDB database.
<mongoCollection variable>.DeleteAll (Function)
Deletes all the documents (corresponding to the specified filter) from a collection of a MongoDB database.
<Source>.Found (Function)
Checks whether the current record corresponds to the current filter or search.
FilteredItem (Property)
The FilteredItem property is used to identify the item that has a filter implemented by HFilter.
Mobile Image Editor control
By using the Image Editor control in your mobile applications, you will allow users to edit images or photos......
SQLNext (Function)
Positions on the next row of the query result.
ImageNext (Function)
Displays the next image for the scroll.
<Image>.Next (Function)
Displays the next image for the scroll.
dText (Example)
Usage example of the dText function
3. Debugger
Programming Table controls based on a data file
This page explains how to program Table controls based on a data file......
WDInst: configuring the directory of the data files and the directory of the files of user groupware
The setup editor WDInst ("Tools......
Handling an Edit control programmatically
You can handle Edit controls programmatically......
Cardinalities
The cardinalities are used to count the links between the files......
Handling a Link control through programming (Page)
WEBDEV allows you to handle a Link control through programming......
TableEnableFilter (Function)
Implements a user filter on a column found in a Table or TreeView Table control.