ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HError (Function)
Returns the number of the last error triggered by the HFSQL engine.
ListDeleteAll (Function)
Clears a List Box, ListView or Combo Box control populated programmatically.
StatMin (Function)
Calculates the minimum value for a series of values.
TreeExpand (Function)
Expands a node in a TreeView control.
VideoConfigure (Function)
Allows you to configure the video capture driver.
ListDelete (Function)
Deletes an element from a List Box, ListView or Combo Box control populated programmatically.
StatAverage (Function)
Calculates the arithmetic, geometric or harmonic mean for a series of values.
TreeMoveItem (Function)
Moves an element (leaf or node) in a TreeView control.
HResetGroup (Function)
Initializes the structure for group management (HGroup) with the default values.
HOut (Function)
Used to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query.
HResetUser (Function)
Initializes the structure for user management (HUser) with the default values.
HRecordToXML (Function)
Retrieves the structure and the value of the current record and exports them into a character string in XML format.
VideoSetDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
HDeleteGroup (Function)
Deletes (from the server) a group of users associated with a connection.
HErrorLock (Function)
Used to check whether a lock error occurred.
HDeleteUser (Function)
Deletes a user associated with a connection to the HFSQL server.
HErrorDuplicates (Function)
Used to check whether a duplicate error occurred.
HActivateAutoFilter (Function)
Enables an automatic filter on the linked files when browsing an XML file.
HErrorStatusModification (Function)
Returns the status of a record during a modification conflict.
HExtractMemo (Function)
Extracts the content of a binary memo item from an HFSQL file, a query or an HFSQL view to a physical file (on disk).
HClose (Function)
Closes a data file or all the data files opened by the current user: all the corresponding physical data files are closed for the current user.
HCloseAnalysis (Function)
Closes the current analysis.
HCloseConnection (Function)
Closes a connection to a database.
HFileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....
HFilter (Function)
Defines and enables a filter on a data file, view or query.