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.
<ANSI string>.BufferToHexa (Function)
Converts an Ansi or Unicode string into a displayable hexadecimal string (e.g. "4A 5B 00").
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.
Decode (Function)
Decodes a character string that was encoded by Encode.
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.
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
HexaToBuffer (Function)
Converts a string with hexadecimal bytes to a binary buffer.
HTMLToRTF (Function)
Converts an HTML string or an HTML buffer to an RTF string.
iPrint (Function)
Sends the character string passed as parameter to the print buffer.
PhraseToBuffer (Function)
Returns the buffer encoded in a BIP39 mnemonic phrase.
CertificateCheckFileSignatureBuffer (Function)
Checks the correspondence between a signature and a file. The signature was stored as a Buffer...
dLoadImage (Function)
Loads an image in an Image variable from a memo, a file or a binary buffer.
EmailSend (Function)
Sends an email via the SMTP protocol while controlling the "buffer" of the email.
sRead (Function)
Reads a character string in the entry buffer of the specified serial port.
UTFConvert (Function)
Converts a string or buffer to the specified format: UTF, ANSI, Unicode.
DecryptAsymmetric (Function)
Decrypts a buffer with a private/public key algorithm with RSA encryption....
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