ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

<Source>.RestorePosition (Function)
Restores the context of a previously saved file (HSavePosition): current record, filter, pointers.
HInfoLock (Function)
Returns information about the lock set on a data file, on one or all the records in a data file.
HInfoServer (Function)
Returns the specified information about the server.
HNoDatabaseAccess (Function)
Denies all new connections to a database or to all databases.
HEndNoDatabaseAccess (Function)
Re-allows the access (which means the connection) to one or more databases accessible via a connection.
HListDatabase (Function)
Lists the Client/Server databases associated with a connection....
WDLog: Restoring a data file from its log
WDLog is used to apply to a backup of a data file the different operations saved in the log of this file......
HTransactionList (Function)
Returns the list of current or interrupted transactions on the server for the specified connection.
The Image control
The Image control is used to......
HInfoAnalysis (Function)
Returns information about an analysis (WDD file).
<Source>.ExecuteQueryAsynchronous (Function)
Executes a SELECT query asynchronously.
<Source>.JSONToRecord (Function)
Imports JSON data into the current record.
HDeleteLink (Function)
Deletes an integrity rule between two data files on the server.
<Source>.DeactivateAutoFilter (Function)
Disables an automatic filter on the linked files when browsing an XML file.
<Source>.RecordToXML (Function)
Retrieves the structure and the value of the current record and exports them into a character string in XML format.
<Source>.Seek (Function)
Positions on the first record of the data file whose value for a specific item is greater than or equal to a sought value (generic search by default).
<Source>.SavePosition (Function)
Stores the current file context: current record, filter, pointers.
<Source>.RecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON format.
<Source>.Mode (Function)
Changes the mode and the method for locking data files.
HDBDescribeField (Function)
Describes through programming each item found in the structure of an xBase file described by HDBDescribeFile.
<Source>.State (Function)
Used to find out the state of a record.
HSubstDir (Function)
Associates the data directory specified in the analysis with a directory found on disk.
HRead (Function)
Reads a record in a file according to a given record number.
HJSONToRecord (Function)
Imports JSON data into the current record.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).