ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Sub-query
A sub-query is a query whose result is used by another query...
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
The Image control
The Image control is used to......
HJSONToRecord (Function)
Imports JSON data into the current record.
HRead (Function)
Reads a record in a file according to a given record number.
Customizing the User Groupware
HListProvider (Function)
Returns the list of OLE DB providers and/or Native Connectors installed on the current computer....
<Array>.Mean (Function)
Calculates the mean of the values within an array.
<Source>.InfoLock (Function)
Returns information about the lock set on a data file, on one or all the records in a data file.
The Combo Box control
The "Combo Box" control is used to display a list of elements and to select an element from this list......
SQLLast (Function)
Sets the position on the last row of the query result.
HDeactivateTrigger (Function)
Disables a trigger.
HActivateTrigger (Function)
Re-enables a trigger that was disabled by HDeactivateTrigger.
<Source>.ChangeConnection (Function)
Dynamically changes the connection associated with a data file.
<Connection variable>.AddTask (Function)
Adds a scheduled task on the server defined by the connection.
<Connection variable>.ModifyScheduledBackup (Function)
Modifies a backup scheduling.
<Connection variable>.DeleteBackup (Function)
Deletes a backup previously created with HBackup.
SourceKey (Property)
The SourceKey property sets the characteristics of a link.
HInfoServer (Function)
Returns the specified information about the server.
Unalterable (Property)
The Unalterable property is used to configure the unalterability of a data file: the data file cannot be modified; only additions can be made.
<Source>.Security (Function)
Enables or disables the automatic security mechanism on one or more data files.
<Source>.EndNoModif (Function)
Unlocks a file that was locked by the same program with HNoModif.
<Source>.Flush (Function)
Forces the operating system of the computer where the data files are found to write data onto the disk.
<Source>.HistoryModification (Function)
Returns the modifications performed on one or more items of a given record. The result can be displayed in a list box or in a table to allow the user to view the modifications made to the specified file.
<Source>.NoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy).
<Source>.PrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next executions of this query.