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, ...).
EmulateConfirm (Function)
Emulates the next call to Confirm and automatically clicks the button passed as parameter.
Properties associated with .NET field 3.0, 4.0, ... (WPF)
List Box control properties associated with .NET 3.0, 4.0, ... (WPF)...
EmulateYesNo (Function)
Emulates the next call to YesNo and automatically clicks the button specified as parameter.
Report based on a Table control
A report based on a Table control is used to directly print the information displayed in the Table control (based on a data file or populated programmatically)......
What is a database?
A database is an organized collection of data for a particular purpose (e.g., manage orders)......
CheckAllFalse (Function)
Returns True if all the elements of an array are False.
<Array>.AllFalse (Function)
Returns True if all the elements of an array are False.
Report based on a Looper control
A report based on a Looper control is used to directly print the information displayed in the control......
Printing in PDF
WINDEV, WEBDEV and WINDEV Mobile allow you to create a PDF file during a print......
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query......
Providing an image per DPI
On mobile, when displaying images, each device has its own physical size and its own graphic resolution......
Managing color palettes
Starting with version 2025, WINDEV and WINDEV Mobile include color palettes for projects and windows......
Custom tooltips
Tooltips are very useful for application users......
Constants for encryption/compression
List of constants used by the encryption/compression functions...
Setup wizard: Steps for creating a WINDEV application setup program
The setup program creation wizard allows you to define all the settings of your setup program....
BREAK statement/"BREAK:" label
The keyword BREAK can correspond: to the BREAK statement: it allows you to exit a set of instructions and run the rest of the current process. to the BREAK label: it allows you to declare a section of code in a loop. This code will be run when exitingfrom the loop with a "BREAK" statement....
NetClientMessageBox (Function)
Displays a dialog box on each client computer connected to the server. This function is kept for backward compatibility....
Native MariaDB Connector: Programming with HFSQL functions
To use a MariaDB database with Native Connector, the structure of MariaDB tables must be imported into the WINDEV or WEBDEV analysis......
ODBC driver for HFSQL Classic and HFSQL Client/Server - License agreement
Data source (Type of variable)
A Data source variable is used to describe a temporary data source (query, view, alias, ...)
Developing a SaaS site
A SaaS site is developed as a standard WEBDEV site. Some additional operations must be performed......