ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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
fBuildRelativePath (Function)
Returns the path to a file relative to a reference directory.
fWatchStopAll (Function)
Stops all current watch tasks of files and directories.
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, ...).
HImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server data file. This data file must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
fListResource (Function)
Lists the resources integrated to the application.
fWrite (Function)
Writes:
  • a character string to an external file.
  • a memory section.
fWatchFile (Function)
Starts watching a file.
<DiskFile variable>.Write (Function)
Writes:
  • a character string to an external file.
  • a memory section.
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
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...
fWatchStop (Function)
Stops watching a file or directory.
fLoadText (Function)
Loads the contents of a text file into any text field or variable (string variable, window edit control, report label field, etc.).
fWatchDirectory (Function)
Detects changes made to the contents of a directory.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
fChangeExtension (Function)
Changes the extension of a file on disk.
fIsImage (Function)
Determines whether a file on disk or in a buffer corresponds to an image format recognized by WINDEV or WEBDEV.
How to read in a text or CSV file?
This help page explains how to read the content of a text or CSV file.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
fAddText (Function)
Adds the content of a character string at the end of a file.
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file.
<Source>.ImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server data file. This data file must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
fSaveBuffer (Function)
Creates and fills a text file with the content of a string or buffer variable.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
Print modes of a report
Several print modes are available for a report.
fExtractResource (Function)
Extracts a resource from the application into a physical device location.
fInsertTextAtBeginning (Function)
Inserts text at the beginning of a file without overwriting the existing text.
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...
2. Listing products
WEBDEV Tutorial - Creating a website with back office processes Lesson 2 - Listing products - 50 min
GetCountryList (Function)
Returns the list of countries according to the ISO 3166-1 standard.
BTLEInitialize (Function)
Initializes Bluetooth Low Energy (required in Windows and iOS only)
CallWD: Function specific to the external language
Calls a WLanguage function from an external language....
BTLEListDevice (Function)
Returns the list of accessible Bluetooth Low Energy devices.
Proxy (Function)
Specifies whether the communication functions that use HTTP or HTTPS must go through a proxy to execute their requests. A proxy is used to share the access to Internet between the different network computers.
<Popup>.Display (Function)
Displays a popup in a page with a DDW effect (Dim Disabled Windows).
Array management functions
List of functions for managing arrays...
emailAttach (Type of variable)
The emailAttach type is used to handle an attachment.
DnDEvent (Function)
Indicates the procedure to run during an event of Drag/Drop....
DnDIsDataAvailable (Function)
Checks whether a specific type of data is available during Drag/Drop....
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
Adapting an application to support multiple languages
WINDEV Tutorial - Managing multiple languages Adapting an application to support multiple languages - 20 min
Global procedure/function
A global procedure can be used in all the processes or events of the project....
OLEActivate (Function)
Edits an OLE object contained in an OLE control.
OLEPlay (Function)
Used to: retrieve the list of available operations (other than edit) from a server, perform an operation....
OLEServer (Function)
Lists the OLE servers registered toward the current system.
<Date type>.ToMonthInAlpha (Function)
Returns the name of the month that corresponds to a specified date.
DateToDayOfWeek (Function)
Returns the day of the week that corresponds to a given date.
<Date type>.ToDayInAlpha (Function)
Returns the name of the day that corresponds to a specified date.
<Date type>.ToDay (Function)
Returns the day that corresponds to a given date.
<Date type>.ToInteger (Function)
Converts a date to an integer.
<Chart>.AddTimeData (Function)
Adds data at a precise moment in a time chart.
Duration (Type of variable)
The Duration type enables you to easily handle the intervals of dates and times...
IntegerToMonthInAlpha (Function)
Returns the name of the month that corresponds to the specified date (this date is an integer).