ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Multi-control search: search in a window
You want to find a word in the controls of your window? Nothing is easier, press CTRL + F and type the word to find......
19. Sending emails
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979......
UMC: Implementing and managing the "User Macro-Codes"
Regardless of the skill of the development team, the end user will always want to do something that has not been planned for......
WINDEV concepts
How to read in a text or CSV file?
This help page explains how to read the content of a text or CSV file....
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file....
MDILeft (Property)
The MDILeft property is used to determine and change the distance between the left border of the MDI parent window and the left border of the MDI area.
Printing duplicate copies
For legal reasons, it may be useful to keep an identical copy of a report (an invoice for example)....
"Project explorer" pane
The "Project explorer" pane is used to simplify the development environment of WINDEV, WEBDEV and WINDEV Mobile......
WinOutYPos (Function)
Returns the vertical position of the upper-left corner of a window in relation to the upper-left corner of the screen.
<List Box>.Seek (Function)
Seeks an element in a List Box control (standard List Box or ListView) or in a Combo Box control (including the values described by gLink).
WinOutXPos (Function)
Returns the horizontal position of the upper-left corner of a window in relation to the upper-left corner of the screen.
HListREP (Function)
Returns the list of assignments for the data files handled by the current application, which means the list of physical files corresponding to the files described in the analysis.
Card (Property)
The Card property handles the different cards associated with a Kanban list. You can add, modify or delete cards from Kanban list, or navigate between them.
Generating the setup program
The last wizard step for creating the setup program allows you to......
Managing the Windows scheduler
Windows gives you the ability to schedule automatic tasks via the manager of scheduled tasks......
BREAK statement/"BREAK:" label
The keyword BREAK can correspond: to the BREAK statement: it allows you to exit a set of instructions and run the rest of the current process. to the BREAK label: it allows you to declare a section of code in a loop. This code will be run when exitingfrom the loop with a "BREAK" statement....
Assisted universal replication: specific features
ERR_BAD_ACTION
<List Box>.Position (Function)
Displays a List Box (or a ListView) control from a specified element or returns the index of the first element displayed in a List Box control (if the scrollbar was used).
User Control Center: Overview
The User Control Center is used to manage the applications deployed on a company network....
ListPosition (Function)
Displays a List Box or ListView control from a specified element or returns the index of the first element displayed in a List Box control (if the scrollbar was used).
TaskReset (Function)
Reinitializes the Task structure.
Required or invalid input in WINDEV
WINDEV and WINDEV Mobile include several options to manage required or invalid input, both via the window editor and through programming......