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...
Chrono (Type of variable)
The Chrono type is used to define all the advanced characteristics of a stopwatch.
<Date type>.ToWeekNumber (Function)
Returns the week number within the year that corresponds to the specified date.
IntegerToWeekNumber (Function)
Returns the week number within the year that corresponds to the specified date (this date is an integer).
IntegerToDay (Function)
Returns the day of the week that corresponds to the specified date (this date is an integer).
<Chrono>.Pause (Function)
Pauses a stopwatch in order to measure the time spent on a process.
btleDevice (Type of variable)
The btleDevice type allows you to handle a device that uses the Bluetooth Low Energy technology.
sysNotification (Type of variable)
The sysNotification type is used to define all the advanced characteristics of an interactive system notification.
ChronoPause (Function)
Pauses a stopwatch in order to measure the time spent on a process.
<btleCharacteristic variable>.ChangeOfValue (Function)
Enables or disables the detection regarding the change of value for a Bluetooth Low Energy characteristic.
<btleDevice variable>.Disconnect (Function)
Used to disconnect from a Bluetooth Low Energy device.
<btleDescriptor variable>.WriteValue (Function)
Writes the value of a descriptor to a Bluetooth Low Energy device.
<btleDescriptor variable>.ReadValue (Function)
Reads the value of a descriptor on a Bluetooth Low Energy device.
<btleDevice variable>.ConnectionStatus (Function)
Returns the current connection status to a Bluetooth Low Energy device or asks to be notified when the connection status changes.
DateToMonthInAlpha (Function)
Returns the name of the month that corresponds to a specified date.
DateToDayInAlpha (Function)
Returns the name of the day that corresponds to a specified date.
DateToInteger (Function)
Converts a date to an integer.
User (Property)
The User property is used to identify and change the user of a feature.
3. Multi-criteria search
WINDEV Tutorial: WINDEV application: Managing data Lesson 3 - Multi-criteria search - 40 min
SQL functions that can be used in SQL queries
The following SQL functions can be used on the queries written in SQL code (classified by theme)......
Brochure of new features: New WEBDEV features
New features in WEBDEV 28 presented in the New Features brochure....
New Features brochure - Version 28: New WEBDEV features
New features in WEBDEV 28 presented in the New Features brochure....
BTLEConnectionStatus (Function)
Returns the current connection status to a Bluetooth Low Energy device or asks to be notified when the connection status changes.
BTLECharacteristicChangeOfValue (Function)
Enables or disables the detection regarding the change of value for a Bluetooth Low Energy characteristic.
BTLEDescriptorReadValue (Function)
Reads the value of a descriptor on a Bluetooth Low Energy device.
BTLEDescriptorWriteValue (Function)
Writes the value of a descriptor to a Bluetooth Low Energy device.