ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ...
Max (Function)
Returns the greatest value passed as parameter.
<ANSI string>.ToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
<Source>.BuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HBuildKeyValueANSI (Function)
Whatever the platform used, the data stored in HFSQL data files is in ANSI format.
StringToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
ChronoValue (Function)
Indicates the time elapsed (in milliseconds) since the call to ChronoStart.
LocalStorageGet (Function)
Retrieves a value from the local storage.
Val (Function)
Returns the numeric value of a character string.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
<Array>.Min (Function)
Returns the lowest value in the array.
Min (Function)
Returns the lowest value.
Data persistence
The data persistence is used to store the value typed by the user...
<Array>.Max (Function)
Returns the greatest value in the array.
Project description: Languages tab
The project description window allows you to configure various elements of your project......
WEBDEV administrator: General configuration
The "Configuration" tab is used to define the default connection options for the WEBDEV sites found...
The HTML control
The HTML control displays HTML pages or HTML code......
Project description: Compilation tab
The project description window allows you to configure various elements of your project......
Configuring the "Relative duration" mask (date and time in natural language)
WINDEV, WEBDEV and WINDEV Mobile propose to use a "Relative duration" display mask for the Date...
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a Webservice...
Images and buttons
WINDEV, WEBDEV and WINDEV Mobile include many features to improve the appearance of applications...
Error messages that can be displayed in the browser
This help page presents the different error messages that can be displayed in the browser......
New Features brochure - Version 27: New WINDEV features
New features in WINDEV 27 presented in the New Features brochure....
New Features brochure - Version 27: New WEBDEV features
New features in WEBDEV 27 presented in the New Features brochure....
AS/400: Development method
The Native AS/400 Connector simplifies access to AS/400 data from your WINDEV and WEBDEV...
The TimeLine control
The TimeLine control is used to represent chronologies of close events that can be parallel....
Table, List Box and Combo Box controls bound to queries
A Table, List Box or Combo Box control can be used to display the content of a data file...
Choosing the languages supported by the application
The choice of languages supported by the WINDEV or WINDEV Mobile application or by the WEBDEV site...
Page menu
WEBDEV allows you to create a drop-down menu in your HTML pages......
iPrint (Function)
Sends the character string passed as parameter to the print buffer.
iXPos (Function)
Used to manage the horizontal position (X-coordinate) of print cursor in the page.
iYPos (Function)
Used to manage the vertical position (Y-coordinate) of print cursor in the page.
Check: SMART status of storage drives
The monitoring robot will measure the SMART attributes of a server's hard drives......
Input (Function)
Displays a message allowing the user to type an information.
Bar code constants
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
1. Simple layouts
WEBDEV Tutorial - WEBDEV layouts Lesson 1 - Simple layouts - 30 min
1. Creating windows to add and edit data
WINDEV Tutorial: WINDEV application: Managing data Lesson 1 - Creating windows to add and edit data...
Managing a Text token Edit control
...Interfaces that use token controls are common. A Token control contains variable amounts...