ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

nWDOpenWDL: Opening a library
Opens a library created by WINDEV (file with a WDL extension)......
LooperDisplay (Function)
Refreshes a Looper control based on a data file from a given position: the modifications performed in the linked file are applied to the looper.
NetGetFile (Function)
Retrieves an existing file from an FTP server (File Transfer Protocol) powered by WINDEV. This function is kept for backward compatibility....
<Looper>.Display (Function)
Refreshes a Looper control based on a data file from a given position: the modifications performed in the linked file are applied to the looper.
List Box control linked to a data file or to a query
A List Box or Combo Box control can be used to display the content of a data file or query, to allow a user to select a record, for example......
Native xBase/FoxPro Connector
WINDEV and WEBDEV propose a Native xBase/FoxPro Connector (or Native xBase/FoxPro Access) module......
Binding a Link control to an item
Creating an executable: General options
The main executable options are as follows......
<Source>.MigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
MySource (Reserved word)
MySource is used to handle the current data source (file, view or query) associated with a report or with a table based on a data file...
CtDescribedPassword (Property)
The CtDescribedPassword property allows you to set the password used to open the data file in an OLE DB connection (file defined in the code only).
hdfsStatus (Type of variable)
The hdfsStatus type is used to define the advanced characteristics regarding the status of an element (file, directory, link) in the Hadoop file system.
HMigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
fCompress (Function)
Compresses a file.
Stand-alone executable
The executable will be stand-alone if the following elements are included in the executable......
How to populate a TreeView control using a data file?
By default, the TreeView control cannot automatically display the data coming from a data file......
PDFReaderSeekFirst (Function)
Initializes the search for a text in a PDF file displayed by the PDF Reader control and positions on the first occurrence found (from the current page).
<PDF Reader>.SeekFirst (Function)
Initializes the search for a text in a PDF file displayed by the PDF Reader control and positions on the first occurrence found (from the current page).
How to create a query with external join?
In SQL language, an external join is used to exclude or include file records with or without correspondences in the linked files......
hdfsRights (Type of variable)
The hdfsRights type is used to define the advanced characteristics regarding the access rights to an element (file, link, directory) of the Hadoop file system.
<Table>.SelectToFile (Function)
Positions on the data file record corresponding to a row selected in the multi-selection Table control based on a data file.
<Source>.Add (Function)
Add: 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)....
fRead (Function)
Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area....
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)....
<DiskFile variable>.Read (Function)
Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area....