ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Overview of HFSQL Cluster
HFSQL Cluster is a database server intended to be deployed on several servers......
HTransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
PDF Reader control functions
The following functions are used to manage PDF Reader controls:...
BurnerEject (Function)
Opens or closes the door of current burner.
Responsive Web Design: Managing a header bar
This help page explains how to create a page containing a header bar in Responsive Web Design mode......
NbCopy (Property)
The NbCopy property is used to determine and change the number of report copies to print.
Optimizing the connection times to the HFSQL Client/Server databases
This help page explains how to optimize the connection times to the HFSQL Client/Server databases by limiting the network traffic......
apExecute (Function)
Runs an action plan.
apDisableAction (Function)
Disables the execution of an action found in an action plan.
The SilverLight control
The SilverLight control is used to display a SilverLight 2 animation in a WEBDEV page......
HListFile (Function)
Returns the list of files: found in the current analysis or in a specific analysis recognized by the HFSQL engine. The files defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account. available on a connection via a native access or via an OLE DB driver. for a group of files defined in the data model editor....
HDelete (Function)
Deletes a record from a data file (query or view).
Thumbnail (Property)
The Thumbnail property is used to: get the value of an item thumbnail. This item was defined in the data model editor or through programming. get and change the image associated with a Thumbnail control....
HTTPGetResult (Example)
Usage example of the HTTPGetResult function
HHistoryModification (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.
HReadFirst (Function)
Sets the position on the first record according to a browse item.
Serialize (Function)
Transforms the following elements into a specific format: a structure (and its subelements), a class (and its subelements), an array (including the associative arrays), a queue, a stack, a list....
Project Management Hub: Managing the schedule
The project contributors can manage their tasks directly from the schedule or from the task list......
SQLTransaction (Function)
Begins, commits or rolls back a transaction: on the files of a database opened by SQLConnect, on the files of a database opened by a connection (OLE DB or Native Access/Native Connector) described in the data model editor or by HOpenConnection....
BurnerMediaInfo (Function)
Retrieves the characteristics of the CD/DVD found in the current burner....
Character strings
WLanguage supports different types of strings....
The Multiline Zone control
The Multiline Zone control is used to easily create interfaces in iOS style....
WDSQL, SQL querier: Overview
WDSQL is used to......
MatchRegularExpression (Function)
Checks whether a character string matches a specific format and retrieves the different substrings that match the format.
Automatic management of exceptions
The management of exceptions can be customized by process......