ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

<Table>.Count (Function)
Returns: the number of columns found in a Table or TreeView Table control. the number of rows found in a Table or TreeView Table control....
TableDeleteAll (Function)
Deletes all rows from: a Table control populated programmatically, a TreeView Table control populated programmatically, a table displayed in a Combo Box control....
The Slider control (in a page)
WEBDEV proposes two types of sliders......
How to choose the data source of a control?
This help page presents the different data sources available for a control....
Zooming a window (AAF)
The end user can zoom the content of a window with the mouse......
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 controls......
The TreeView Table control
The Treeview Table control is a cross between the Table control and the TreeView control......
Using Facebook authentication
Facebook is the world's most popular social network. It is commonly used by companies to reach their customers......
CalendarSelectMinus (Function)
Deselects a date in a multi-selection Calendar control.
PublicationDate (Property)
The PublicationDate property is used to get the date an element was last accessed.
Color palettes
The color palettes are an easy way to customize the visual aspect of a site......
Error 14: ELSE statement without IF
PVTCalculateUpdate (Function)
Updates some of the data found in a Pivot Table control from a given date.
FirstDayOfWeek (Function)
Returns the date of first day of the week (i.e., Monday).
SystemIntegerToInteger (Function)
Converts a system integer to a 4-byte integer.
StartTimestamp (Property)
The StartTimestamp property is used to set the start date and time of an action.
EndTimestamp (Property)
The EndTimestamp property is used to set the end date and time of an action.
14. Managing the "Back" button in practice
<Calendar>.SelectMinus (Function)
Deselects a date in a multi-selection Calendar control.
<Input>.CalendarOpen (Function)
In a Date edit control, opens a popup window displaying a calendar.
<Date type>.ToWeekNumber (Function)
Returns the week number within the year that corresponds to the specified date.
PVTCompareDateRange (Function)
Calculates and displays a date range comparison in a Pivot Table control.
<Pivot table>.CalculateUpdate (Function)
Updates some of the data found in a Pivot Table control from a given date.
DateTimeByDefault (Function)
Used to define the default value of Date, Time and DateTime variables.
tapiCallStart (Function)
Returns the date and time of the beginning of call (incoming or outgoing call).