ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

WLanguage procedure called by PopupDisplayPage
WLanguage procedure ("callback") called by PopupDisplayPage after the popup page is closed.
<modbusSession>.ReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<modbusSession>.ReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
<modbusSession>.WriteBit (Function)
Writes one or multiple bits to a specific address in a Modbus slave.
WLanguage procedure called by OpenDocumentAsynchronous
WLanguage procedure ("callback") called by OpenDocumentAsynchronous after the edit window is closed.
<Window>.OpenPopupPosition (Function)
Opens a popup window by specifying its opening position and waits until it is closed.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
The Java Applet control
A Java Applet control allows you to easily include Java Applets in your WEBDEV sites......
I was using C with WINDEV 5.5. How to proceed in WINDEV 2024?
You have the ability to use external languages with WINDEV......
TreeView control linked to a data file
You have the ability to create TreeView controls directly linked to the data....
Upgrading a WEBDEV Cluster
WEBDEV Custer is a hosting solution for WEBDEV sites that ensures high performance and availability......
GDPR: Concrete solutions
GDPR: General Data Protection Regulation...
<Date type>.ToInteger (Function)
Converts a date to an integer.
DateToInteger (Function)
Converts a date to an integer.
Managing dates and times
WINDEV, WEBDEV and WINDEV Mobile propose several methods for managing dates and times in your applications......
zipInfoFile (Function)
Returns the characteristics of a file found an archive: The name of the file and its stored path. The initial size of the file. The compressed size of file. The date and time of file creation. The date and time of file modification. The date and time of file access. The file attributes. The file encryption mode....
Opening, closing and saving a query
The query editor allows you to easily handle the queries....
HTransactionRollbackToSavepoint (Function)
Rolls the transaction back to the savepoint.
<zipArchive variable>.InfoFile (Function)
Returns the characteristics of a file found an archive: The name of the file and its stored path. The initial size of the file. The compressed size of file. The date and time of file creation. The date and time of file modification. The date and time of file access. The file attributes. The file encryption mode....
Project anomalies: dead code and orphan elements
...WINDEV, WEBDEV and WINDEV Mobile allow you to easily detect these "dead codes" and "orphan" elements....
Maintaining the files of Control Centers
When using a database, you may have to perform maintenance operations on the data files......
Applying the Responsive Web Design mode to an existing page
This help page explains how to apply the Responsive Web Design mode to an existing WEBDEV page......
Error 104: 'Dynamic' can only be used for the classes and the Automation objects
Automatic index generation
The automatic index generation suggests index keywords based on the content of your help page......