ONLINE HELP
 WINDEV, WEBDEV 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.
diffCreate (Function)
Compares two buffers and creates a buffer containing the differences between these two buffers.
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.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
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.
<ANSI string>.BufferToHexa (Function)
Converts an Ansi or Unicode string into a displayable hexadecimal string (e.g. "4A 5B 00").
Diagram (Type of variable)
The Diagram type is used to define all the advanced characteristics of a diagram that can be edited...
UUID (Type of variable)
The UUID type is used to easily manage: UUIDs or GUIDs, automatic UUID HFSQL identifiers,...
<Window>.EdLoad (Function)
Loads the modifications performed by the end user in a window.
Constants for managing ports
List of constants used by the functions for port management (serial and parallel ports)...
mongoOperationReplaceOne (Type of variable)
The mongoOperationReplaceOne type is used to define all the advanced characteristics of a document...
URI constants
The following constants are used by URI-specific functions:...
<Window>.EdSave (Function)
Saves the changes made when the "Modification of UI by the end user" mode is enabled.
DiagramToSVG (Function)
Exports a diagram to an SVG image.
iPrintDoc (Function)
Prints a document in "docx" format.
mongoCollectionOption (Type of variable)
The mongoCollectionOption type is used to define the advanced characteristics of collection options...
apiRequest (Type of request)
The apiRequest type is used to define all the advanced characteristics of a request executed via...
WinEdSave (Function)
Saves the changes made when the "Modification of UI by the end user" mode is enabled.
AuthIdentify (Function)
Performs an authentication using the OAuth 2.0 protocol on any webservice.
iPrintDiagram (Function)
Prints a diagram from: a Diagram Editor control, a "wddiag" file, a Diagram variable....
wsResponse (Type of variable)
The wsResponse type is used to get: the XML source code of the Webservice response. the value...
WinEdLoad (Function)
Loads the changes made by the end user in a window.
Constants for managing Big Data Redis databases
AddLink (Function)
Adds a link to a text section in an edit control.
AppleID (Type of variable)
The AppleID type corresponds to the identifier resulting from a successful Apple ID authentication.
hbWriting (Type of variable)
The hbWriting type is used to define the characteristics of a write operation that will...
<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...
hbScanParameter (Type of variable)
The hbScanParameter type is used to define the parameters for iterating over the records...
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.
pdfDocument (Type of variable)
The pdfDocument type gets all the characteristics of a PDF file: author, date created, page...
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