ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HDeclareExternal (Function)
Temporarily imports into the current database schema the description of a table from an existing HFSQL table.
HListQueryParameter (Function)
Returns the list of parameters for a query created in the query editor.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HModify (Function)
Modifies the specified record or the record found in memory in the table (query or view).
HCheckIndex (Function)
Checks whether the data found in the index table (.NDX file) properly refers the data found in the table (.FIC file).
HDeleteAll (Function)
Deletes all records from a table, an HFSQL view or a query.
HCancelSeek (Function)
Cancels the current search criterion.
HDeleteView (Function)
Deletes a previously created view. This function uses the former view mechanism.
HRetrieveRecord (Function)
Returns the content of the current record (in a file, a view or a query, ...).
Generating a class diagram
The generation is used to create the WINDEV classes ("......
HFree (Function)
Transforms the crossed records (HCross) into deleted records.
HLogRecreate (Function)
Used to re-create an empty log.
DnDIsDataAvailable (Function)
Checks whether a specific type of data is available during Drag/Drop....
ocrTextBlock (Variable type)
The ocrTextBlock type is used to define and identify all the advanced characteristics of a text block read by the native OCR system.
ocrOption (Variable type)
The ocrOption type is used to define all the general options of the native OCR (Optical Character Recognition) system.
ContactDisplay (Function)
Opens the form of a contact in the device's native contacts application (Android, iPhone or iPad, Universal Windows)....
ContactEdit (Function)
Opens the form of a contact in edit mode in the device's native contacts application (Android, iPhone, iPad, Universal Windows)....
EmailReset (Function)
Resets all the variables of the email structure or all the variables of an Email variable.
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications......
DnDEvent (Function)
Indicates the procedure to run during an event of Drag/Drop....