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.
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").
Right (Function)
Extracts the last characters from a string or string buffer.
diffApply (Function)
Applies a difference buffer to a specific buffer.
BufferToHexa (Function)
Converts a buffer to a hexadecimal string (e.g. "4A 5B 00").
HexaToBuffer (Function)
Converts a string with hexadecimal bytes to a binary buffer.
Constants for managing Big Data Redis databases
AuthIdentify (Function)
Performs an authentication using the OAuth 2.0 protocol on any web service.
WinEdLoad (Function)
Loads the changes made by the end user in a window.
IsNumeric (Function)
Enables you to find out whether a variable or a control is: a numeric (integer, real, currency...
hbWriting (Type of variable)
The hbWriting type is used to define the characteristics of a write operation that will...
AppleID (Type of variable)
The AppleID type corresponds to the identifier resulting from a successful Apple ID authentication.
<zipArchive variable>.AddFile (Function)
Adds a file (of any type) into an archive in CAB, ZIP, WDZ and 7z, TAR or TGZ (TAR.GZ) format...
AddLink (Function)
Adds a link to a text section in an edit control.
RTFAddLink (Function)
Adds a link to a text section in an RTF Edit control.
Tiff (Type of variable)
The Tiff type is used to define the advanced characteristics of a TIFF image.
hbScanParameter (Type of variable)
The hbScanParameter type is used to define the parameters for iterating over the records...
pdfDocument (Type of variable)
The pdfDocument type gets all the characteristics of a PDF file: author, date created, page...
fLoadText (Function)
Loads the contents of a text file into any text field or variable (string variable, window edit...
SocketRead (Function)
Retrieves a message sent by another socket.
hbCell (Type of variable)
The hbCell type is used to define the advanced characteristics of the content of a cell (item...
iAddAttachment (Function)
Adds an attachment in a PDF file generated by a PDF print export.
mongoOperationAdd (Type of variable)
The mongoOperationAdd type is used to define all the advanced characteristics of a document add...