ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

<Source>.DescribeFile (Function)
Describes a data file programmatically.
<Source>.Close (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.
<Source>.SetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
<Source>.Open (Function)
Opens a data file.
HSetREP (Function)
Enables or disables the management of .REP file.
<Source>.UnlockRecNum (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)....
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.
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
HUnlockFile (Function)
Unlocks the records of a data file: locked by HLockFile. individually locked by a locking read 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)....
HBackward (Function)
Moves backward several records from the current position in the data file, according to a specified item.
HReadSeekLast (Function)
Sets the position on the last record whose value for a specific item is less than or equal to a sought value (exact-match search).
HOpenConnection (Function)
Opens a connection to a specific database.
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.
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)...
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.
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....