ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

<Source>.Open (Function)
Opens a data file.
fTrackFile (Function)
Triggers the tracking of a file.
HCross (Function)
Crosses a record in a data file.
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.
HUnlockFile (Function)
Unlocks the records of a data file: locked by HLockFile. individually locked by a locking read function....
HChangeConnection (Example)
Usage example of the HChangeConnection function
HUnlockRecNum (Function)
Unlocks a record locked by: HLockRecNum, a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example)....
HFilterIdentical (Function)
Defines and enables a filter used to find the exact value of a string item.
SpeechSynthesisVoice (Type of variable)
The SpeechSynthesisVoice type is used to get all the advanced characteristics of a speech synthesis voice.
HStatCalculate (Function)
Performs various statistical calculations on the file keys.
Burner constants
List of constants used by the burner functions....
Link functions
Link functions are used to link the interface with the data files (and vice versa). These functions are as follows:...
<Source>.FileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....
<Source>.ListStopWord (Function)
Returns the list of stop words used by a full-text index.
<Source>.ListSynonym (Function)
Returns the list of synonyms used by a full-text index.
<Source>.ReadSeek (Function)
Sets the position on the first record whose value for a specific item is greater than or equal to a sought value (generic search).
<Connection variable>.ExecuteScheduling (Function)
Immediately runs a scheduled task regardless of its schedule: stored procedure, backup, optimization, refresh of materialized view....
HErrorIntegrity (Function)
Used to check whether an integrity error occurred.
Extracting the text of the project
The following text can be extracted......
Millisecond (Property)
The Millisecond property is used to: Retrieve the number of milliseconds from a Time, DateTime or Duration variable. Modify the number of milliseconds in a Time, DateTime or Duration variable. Retrieve the milliseconds or the number of milliseconds from a Date item (in "Date and Time" or "Duration" format) Modify the milliseconds or number of milliseconds in a Date item ("Date and Time" or "Duration" format)...
Second (Property)
The Second property is used to: Retrieve the number of seconds from a Time, DateTime or Duration variable. Modify the number of seconds in a Time, DateTime or Duration variable. Retrieve the seconds or the number of seconds from a Date item (in "Date and Time" or "Duration" format) Modify the seconds or the number of seconds in a Date item (in "Date and Time" or "Duration" format)...
Extracting messages added or modified since last extraction
A project was already created and translated......
HDescribeConnection (Example)
Usage example of the HDescribeConnection function
HListSynonym (Function)
Returns the list of synonyms used by a full-text index.
HListStopWord (Function)
Returns the list of stop words used by a full-text index.