ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

DeletionRule (Property)
The DeletionRule property is used to configure the deletion rule (integrity management) to be applied to the data file described through programming.
Project Management Hub: Overview
The Project Management Hub is used to organize and schedule a project, from design to delivery......
DashDelete (Function)
Deletes a widget displayed in a Dashboard control. The Dashboard control is updated and a free location replaces the deleted widget.
HDeleteScheduling (Function)
Deletes a scheduled task found on an HFSQL server: stored procedure, backup, optimization, refresh of materialized view....
<Dashboard>.Delete (Function)
Deletes a widget displayed in a Dashboard control. The Dashboard control is updated and a free location replaces the deleted widget.
<Table>.DeleteWithAnimation (Function)
Deletes a row from a Table control, from a TreeView Table control (or from a table displayed in a Combo Box control) with an animation.
List of reserved words
FTPRemoveDir (Function)
Deletes a directory and its content (files and sub-directories) from an FTP server (File Transfer Protocol).
<Connection variable>.DeleteScheduling (Function)
Deletes a scheduled task found on an HFSQL server: stored procedure, backup, optimization, refresh of materialized view....
WinEdUndo (Function)
Undoes the last action performed by the end user when modifying the interface ("Allow end users to modify the UI" option enabled).
EmailReadLast (Function)
Reads the last incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
Binding a ListView control to an item
<Window>.EdUndo (Function)
Undoes the last action performed by the end user when modifying the interface ("Allow end users to modify the UI" option enabled).
Handling an element of a TreeView control programmatically
This help page explains how to handle the elements of a TreeView control either directly or via the WLanguage functions......
The Table control
The Table control is used to simplify the display and the input of information stored in memory or coming from a data file, a view or a query......
WDAPI: Using the APIs in a WINDEV application
The two most interesting features of WDAPI are......
ERR_BUTTON_EXPECTED
ERR_PARSER
Report based on a memory area
A report based on a memory area is used to print the records stored in a memory area......
BitcoinCoreHashRate( Function)
Returns the number of times the sha256 function had to be calculated per second to calculate the last block.. This number corresponds to a proof of work.
Configuring the setup program
Two tools can be used to create a setup program......
18. Order of execution of the code of buttons/links
CriticalSection
The CriticalSection keyword can correspond to: the CriticalSection function, which makes it possible to enable a named or on-variable critical section in the statement USING ... IN. the CriticalSection variable, which makes it possible to define critical sections to limit the simultaneous execution of a code (procedure, line of code, etc.) to one thread at a given moment in an application....
AppointmentDelete (Function)
Deletes: the current appointment from the calendar of a Lotus Notes or Outlook messaging. an appointment from the calendar found on a mobile device (Android/iOS)....
Filter
The Filter keyword can correspond to: the Filter function. the Filter property....