ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

FileToMemoryList (Function)
Populates a List Box or Combo Box control programmatically with the records from a data file or query.
Browsing the HFSQL data files
The "Key" items are used to organize the records in a data file in order to optimize the browse or the search......
HUnlockFile (Function)
Unlocks the records of a data file: locked by HLockFile. individually locked by a locking read function....
HExportJSONString (Function)
Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string.
<HFSQL file>.ExportJSONString (Function)
Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string.
<Source>.CheckUnaltered (Function)
Checks whether one or all records in an unalterable data file have not been modified (with an hexadecimal editor for example).
SerialNumber (Property)
The SerialNumber property is used to manage serial numbers.
HExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
HExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
<Source>.ExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
<Source>.ExportJSON (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file.
HExportJSON (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file.
<Source>.ExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
<Source>.ExportXML (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file.
HExportXML (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file.
Reports & Queries: Specific features
This help page presents the specific features of "Reports & Queries" (which means the user version of report editor) ......
BrowsedFile (Property)
The BrowsedFile property gets and sets the data source used to display records in controls based on a data file.
Number (Property)
The Number property is used to get the number of an element.
Constants for managing errors and exceptions
List of constants used by the functions for managing errors and exceptions....
ERR_BAD_SERIAL_NUMBER
SQL commands available in an SQL query
WINDEV allows you to easily run queries in SQL code......
HDuplicateRecord (Function)
Duplicates the record read in a data file: the record found in memory is added into the data file (query or view).
NbLabel (Property)
The NbLabel property is used to: Find out the number of labels printed across the page width. Modify the number of labels printed across the page width....
Spain.CheckDNI (Function)
Checks the validity of a DNI number (personal identification number in Spain).
MatAdd (Function)
Adds two matrices of same dimensions (same number of rows and same number of columns).