ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
3-tier architecture
The development in "3-tier" architecture is now simplified...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
Principle of remote check
WEBDEV proposes several methods for deploying a dynamic site...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
MatFloatMultiply (Function)
Multiplies each matrix element by a value.
HAddLink (Function)
Adds an integrity rule between two data files on the server.
grWndSize (Function)
Defines the size of the window containing the chart.
grClearPict (Function)
Erases the chart drawing (in an Image control or in a window).
grDestinationBMP (Function)
Defines a BitMap file as destination of a chart (BMP means BitMap).
HCopyFile (Function)
Copies an HFSQL data file (.fic, .ndx and .mmo files if they exist): from the HFSQL server...
SocketAccept (Function)
Run on the server, this function accepts a request for connecting to an existing socket found...
zipSize (Function)
Returns the size of archive (in ZIP, RAR, CAB, WDZ or 7z format): the size of all compressed...
SocketWaitForConnection (Function)
Run on the server, this function is used to wait for a connection request coming from the client...
SocketWrite (Function)
Writes a message intended to another socket.
SocketClose (Function)
Closes a socket or a connection to a server socket.
SocketDeny (Function)
Run on the server, this function refuses a request for connection to an existing socket found...
fDateTime (Function)
Returns or modifies the different dates and times associated with a file or directory (date...
ComponentList (Function)
Returns the list of external components (".WDK" files) used by the current WINDEV or WINDEV Mobile...
ComponentLocate (Function)
Specifies the access path to an external component of project.
ArrayCount (Function)
Returns: the number of elements in a one-dimensional array. the number of rows...
HDisconnectClient (Function)
Displays a message on the Client computer(s) and disconnects the application.
HSendMessageToClient (Function)
Displays a message on the client computers.
XMLChild (Function)
Positions on the first child element of current element.
XMLParentName (Function)
Returns the name of parent tag for the current element (tag or attribute).
XMLFind (Function)
Performs a search in an XML document.
DiagramSave (Function)
Saves a diagram as a "diag" file.
DiagramShapeToImage (Function)
Creates an image from a shape in a diagram (the shape can be displayed or not in the diagram).
PicRectangularSnipOCR (Function)
Runs OCR and extracts the text from a rectangular area defined with the mouse.
OAuth2Parameters (Type of variable)
The OAuth2Parameters type is used to define the information required to authenticate on a web...