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.
BufferToPhrase (Function)
Converts a buffer to a mnemonic phrase using the BIP39 algorithm.
diffApply (Function)
Applies a difference buffer to a specific buffer.
Right (Function)
Extracts the last characters from a string or string buffer.
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.
BufferToReal (Function)
Extracts a real from a binary buffer at a given position.
Encode (Function)
Encodes a character string or a buffer. To decode the result, simply use Decode.
StringDisplay (Function)
Returns a specific string (or a buffer) to the client browser in response to a request.
Left (Function)
Extracts the left part (i.e., the first characters) from a string or buffer.
HexaToBuffer (Function)
Converts a string with hexadecimal bytes to a binary buffer.
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.
fAddBuffer (Function)
Adds the content of a buffer at the end of a file.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
fIsImage (Function)
Determines whether a file on disk or in a buffer corresponds to an image format recognized by WINDEV or WEBDEV.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
Decode (Function)
Decodes a character string that was encoded by Encode.
<ANSI string>.BufferToHexa (Function)
Converts an Ansi or Unicode string into a displayable hexadecimal string (e.g. "4A 5B 00").
fSaveBuffer (Function)
Creates and fills a text file with the content of a string or buffer variable.
BufferToHexa (Function)
Converts a buffer to a hexadecimal string (e.g. "4A 5B 00").
Truncate (Function)
Truncates the right part of a string or buffer.
diffCreate (Function)
Compares two buffers and creates a buffer containing the differences between these two buffers.
sComputeCrc32 (Function)
Calculates the Cyclical Redundancy Check (CRC) of buffer.
iPrintImage (Function)
Sends the image file to print to the print buffer.
Uncompress (Function)
Decompresses a memory block (buffer) that was compressed by Compress.
SSHRead (Function)
Reads the data found on the output buffer of the SSH session.
<sshSession variable>.Read (Function)
Reads the data found on the output buffer of the SSH session.
PhraseToBuffer (Function)
Returns the buffer encoded in a BIP39 mnemonic phrase.
RepeatString (Function)
Concatenates N number of copies of the same specified string or buffer.
HTMLToRTF (Function)
Converts an HTML string or an HTML buffer to an RTF string.
Compress (Function)
Compresses a string or a memory block (buffer) in binary format.
iPrint (Function)
Sends the character string passed as parameter to the print buffer.
iPrintWord (Function)
Sends the character string passed in parameter to the print "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.
CertificateCheckFileSignatureBuffer (Function)
Checks the correspondence between a signature and a file. The signature was stored as a Buffer...
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