ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HRestorePosition (Function)
Restores the context of a previously saved file (HSavePosition): current record, filter, pointers.
HDuplicateRecord (Function)
Duplicates the record read in a data file: the record found in memory is added into the data file (query or view).
Password (Property)
The Password property can be used: on the edit controls (or on the text table columns) to find out whether the control is a "Password" control or to modify the "Password" type of the control. on the connections (HFSQL Client/Server, OLE DB, etc.) to define the password of the user who uses the connection....
CalculatedItemExpression (Property)
The CalculatedItemExpression property is used to: Find out the SQL expression that defines the value of a calculated item. This item was defined in the data model editor or through programming. Define the SQL expression returning the value of a calculated item (when describing the item through programming)....
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
HTransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
Filters in Table controls based on a data file
WINDEV, WEBDEV and WINDEV Mobile include multiple methods to filter the records displayed in a Table control based on a data file......
Warning 18: Loop without potential end
SQLTable (Function)
Transfers the result of a query to a Table control populated programmatically (a List Box or Combo Box control), with the possibility of Partial Fetch (the result is retrieved by blocks of rows).
HFilterIdentical (Function)
Defines and enables a filter used to find the exact value of a string item.
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)....
HNbRec (Function)
Returns the number of records in a file, query or HFSQL view: active records, crossed records, deleted records, etc.
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
HListTrigger (Function)
Returns the list of triggers applied to one or more HFSQL data files.
HFilterIncludedBetween (Function)
Defines and enables an "Included between" filter on a file, view or query.
HState (Function)
Used to find out the state of a record.
Type (Property)
The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....
HFilterStartsWith (Function)
Defines and enables a "Start with" filter on a file, view or query.
HCross (Function)
Crosses a record in a data file.
Assisted HFSQL error handling
WINDEV, WEBDEV and WINDEV Mobile include a module for assisted management of HFSQL errors......
WDConver : Use in command line mode
Using WDConver in command line mode consists in running a conversion description created and saved with WDConver ("......
SQL functions that can be used in SQL queries
The following SQL functions can be used on the queries written in SQL code (classified by theme)......
fFileExist (Function)
Checks the existence of an external file.
MongoFind (Function)
Finds documents in a MongoDB collection.
InAndroidMode (Example)
Usage example of the InAndroidMode function