SelectedDatesCollection.SelectRange Method (DateTime, DateTime)

 

Adds the specified range of dates to the SelectedDatesCollection collection.

Namespace:   System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

Public Sub SelectRange (
	fromDate As Date,
	toDate As Date
)

Parameters

fromDate
Type: System.DateTime

A System.DateTime that specifies the initial date to add to the SelectedDatesCollection.

toDate
Type: System.DateTime

A System.DateTime that specifies the end date to add to the SelectedDatesCollection.

Use this method to add the specified range of dates to the SelectedDatesCollection collection.

The following code example demonstrates how to programmatically use the SelectRange method to select a range of continuous dates on the Calendar control.

<%@ Page Language="VB" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>SelectedDatesCollection SelectRange Example </title>
<script runat="server">

      Sub Page_Load(sender As Object, e As EventArgs)

         ' Initialize the VisibleDate property with today's date when
         ' the page is first loaded.
         If Not IsPostBack Then

            Calendar1.VisibleDate = Calendar1.TodaysDate

         End If

      End Sub

      Sub Button_Click(sender As Object, e As EventArgs) 

         ' This method demonstrates how to select a range of dates
         ' in the calendar. 

         ' Get the month and year of the date contained in the 
         ' VisibleDate property.
         Dim CurrentMonth As Integer = Calendar1.VisibleDate.Month
         Dim CurrentYear As Integer = Calendar1.VisibleDate.Year

         ' Set the start and end dates.
         Dim BeginDate As DateTime = New DateTime(CurrentYear, CurrentMonth, 1)
         Dim EndDate As DateTime = New DateTime(CurrentYear, CurrentMonth, 7)

         ' Clear any selected dates.
         Calendar1.SelectedDates.Clear() 

         ' Select the specified range of dates.
         Calendar1.SelectedDates.SelectRange(BeginDate, EndDate)

      End Sub

   </script>

</head>     
<body>

   <form id="form1" runat="server">

      <h3>SelectedDatesCollection SelectRange Example </h3>

      Click the button to select all dates between the 1st and the 
      7th of the month.

      <br /><br />

      <asp:Calendar ID="Calendar1"  
           SelectionMode="DayWeekMonth"
           runat="server" />

      <hr />

      <asp:Button id="SubmitButton"
           Text="Select the 1st to the 7th of the Month" 
           OnClick="Button_Click"  
           runat="server"  /> 

      <br />

      <asp:Label id="Message" 
           runat="server" />

   </form>

</body>
</html>

.NET Framework
Available since 1.1
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