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.
mongoOperationDeleteOne (Variable type)
The mongoOperationDeleteOne type is used to define all the advanced characteristics of a document...
UUID (Type of variable)
The UUID type is used to easily manage: UUIDs or GUIDs, automatic UUID HFSQL identifiers,...
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...
DiagramToSVG (Function)
Exports a diagram to an SVG image.
URI constants
The following constants are used by URI-specific functions:...
<Window>.EdLoad (Function)
Loads the modifications performed by the end user in a window.
Diagram (Type of variable)
The Diagram type is used to define all the advanced characteristics of a diagram that can be edited...
WinEdSave (Function)
Saves the changes made when the "Modification of UI by the end user" mode is enabled.
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...
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...