ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Translating a text file with WDTRAD
User Groupware functions
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...
fWatchStop (Function)
Stops watching a file or directory.
fBuildRelativePath (Function)
Returns the path to a file relative to a reference directory.
fIsImage (Function)
Determines whether a file on disk or in a buffer corresponds to an image format recognized by WINDEV or WEBDEV.
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 websites...
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
fWrite (Function)
Writes:
  • a character string to an external file.
  • a memory section.
fSaveBuffer (Function)
Creates and fills a text file with the content of a string or buffer variable.
fListResource (Function)
Lists the resources integrated to the application.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
Print modes of a report
Several print modes are available for a report.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
fWatchFile (Function)
Starts watching a file.
fExtractResource (Function)
Extracts a resource from the application into a physical device location.
fAddText (Function)
Adds the content of a character string at the end of a file.
fInsertTextAtBeginning (Function)
Inserts text at the beginning of a file without overwriting the existing text.
How to read in a text or CSV file?
This help page explains how to read the content of a text or CSV file.
fChangeExtension (Function)
Changes the extension of a file on disk.
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file.
<DiskFile variable>.Write (Function)
Writes:
  • a character string to an external file.
  • a memory section.
fWatchDirectory (Function)
Detects changes made to the contents of a directory.
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...
HImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
<Source>.ImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
fWatchStopAll (Function)
Stops all current watch tasks of files and directories.
fLoadText (Function)
Loads the contents of a text file into any text field or variable (string variable, window edit control, report label field, etc.).
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, ...).
Image properties (help system)
At any time, you can change the characteristics of an image inserted into a help page in the image properties......
Compilation options
The compilation options allow you to define the help system generation settings......
TwainToPDF (Function)
Allows: save the document coming from the Twain device in a PDF 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 PDF format (in a buffer)....
Testing a dynamic project (session or AWP mode) from WEBDEV
The test of the entire project allows simulating the startup of the site......
TwainToGIF (Function)
Allows: 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)....
Real Time Performance Profiler (RTPP)
The Real Time Performance Profiler (RTPP) is a tool that helps you identify what is slowing down your application......
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the table since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
User Control Center: Management of network applications
For each network application listed in the User Control Center, the "Management of network applications" section is used to......
6. Printing the product catalog
WINDEV Mobile Tutorial - Developing an Android and iOS application Lesson 6 - Printing the product catalog - 20 min
TextToHTML (Function)
Converts text to HTML (carriage returns are replaced by <BR>, accented characters are replaced by their equivalent in HTML, etc.).
DB2 Native Connector: Programming with HFSQL functions
To use a DB2 database with Native Connector, the structure of DB2 tables must be imported into the WINDEV or WEBDEV database schema......
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, ......
NextTitle (Function)
Modifies the title of next window to open.
Rights on the virtual directory
Binding an Edit control to an item
An Edit control can be bound to an item in a data file, query, etc, ......
Testing a project: settings
By testing the project you can simulate how the application will run......
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....
Cardinalities
The cardinalities are used to count the links between the files......
<zipArchive variable>.AddFileList (Function)
Automatically adds and compresses a list of files into a ZIP, CAB, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
zipAddFileList (Function)
Automatically adds and compresses a list of files into a ZIP, CAB, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file......
FillCharacter
The FillCharacter property gets and sets the character used to fill an element.