ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Buffer (Type de variable)
The Buffer type corresponds to a binary memory area.
<Type Buffer>Decode (Function)
Decodes a character string that was encoded by Encode.
<Type Buffer>Encode (Function)
Encodes a character string or a buffer. To decode the result, simply use Decode.
Left (Function)
Extracts the left part (i.e., the first characters) from a string or buffer.
BufferToPhrase (Function)
Converts a buffer to a mnemonic phrase using the BIP39 algorithm.
Truncate (Function)
Truncates the right part of a string or buffer.
fIsImage (Function)
Determines whether a file on disk or in a buffer corresponds to an image format recognized by WINDEV or WEBDEV.
Encode (Function)
Encodes a character string or a buffer. To decode the result, simply use Decode.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
BufferToURI (Function)
Saves the contents of a buffer to a resource identified by its URI.
Length (Function)
Returns:
  • the length of a string, i.e., the number of characters in the string (including spaces and binary zeros).
  • the size of a buffer, i.e., the number of bytes in the buffer.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
diffCreate (Function)
Compares two buffers and creates a buffer containing the differences between these two buffers.
StringDisplay (Function)
Returns a specific string (or a buffer) to the client browser in response to a request.
BufferToInteger (Function)
Extracts an integer from a binary buffer at a given position.
Middle (Function)
Extracts:
  • a substring from a string starting at a specified position.
  • part of a buffer starting at a specified position.
fSaveBuffer (Function)
Creates and fills a text file with the content of a string or buffer variable.
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
BufferToReal (Function)
Extracts a real from a binary buffer at a given position.
<ANSI string>.BufferToHexa (Function)
Converts an Ansi or Unicode string into a displayable hexadecimal string (e.g. "4A 5B 00").
BufferToHexa (Function)
Converts a buffer to a hexadecimal string (e.g. "4A 5B 00").
Right (Function)
Extracts the last characters from a string or string buffer.
diffApply (Function)
Applies a difference buffer to a specific buffer.
Decode (Function)
Decodes a character string that was encoded by Encode.
HexaToBuffer (Function)
Converts a string with hexadecimal bytes to a binary buffer.
TwainToGIF (Function)
... from the Twain device directly in memory in GIF format (in a buffer).
TwainToJPEG (Function)
... from the Twain device directly in memory in JPEG format (in a buffer).
TwainToTIFF (Function)
... device directly in memory in TIFF format (in a buffer).
TwainToPDF (Function)
... from the Twain device directly in memory in PDF format (in a buffer).
TwainToBMP (Function)
... format (in a buffer).
Constants for WLanguage types
List of constants for managing WLanguage types....
DecryptAsymmetricEnveloped (Function)
Performs the asymmetric encryption of an envelope that has been encrypted...
EncryptAsymmetricEnveloped (Function)
Performs an asymmetric encryption of an envelope.
REST Webservices: Automatic deserialization of request
In a REST Webservice, an entry point can have several types......
WLanguage types
The different types in WLanguage are......
NotifPushEnable (Function)
Enables the management of push notifications in a WINDEV Mobile application (Android or iOS).
mongoFindOption (Type of variable)
The mongoFindOption type is used to define the advanced characteristics of a search in a MongoDB...
SOAPPrepare (Function)
Builds the SOAP request for calling a web service function.
SSH constants
The following constants are used to manage an SSH server:...
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