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SelectedDatesCollection.Count Property

Definition

Gets the number of DateTime objects in the SelectedDatesCollection collection.

public:
 property int Count { int get(); };
public int Count { get; }
member this.Count : int
Public ReadOnly Property Count As Integer

Property Value

The number of DateTime objects in the SelectedDatesCollection.

Implements

Examples

The following code example demonstrates how to use to the Count property to determine the number of dates in the SelectedDatesCollection collection. Note that the SelectedDates property of the Calendar control is an instance of the SelectedDatesCollection class.

<%@ Page Language="C#" 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>ASP.NET Example</title>
<script language="C#" runat="server">
 
       void Button_Click(Object sender, EventArgs e) 
       {
 
          if (Calendar1.SelectedDates.Count > 0)
          {
 
             Label1.Text = "Selected date(s) are: ";
 
             for (int i = 0; i < Calendar1.SelectedDates.Count; i++)
             {
                Label1.Text += " " + Calendar1.SelectedDates[i].Day.ToString();
             } 
 
          }
          else
             Label1.Text = "No dates selected!!";
       }
 
    </script>
 
 </head>     
 <body>
 
    <form id="form1" runat="server">
 
       <asp:Calendar ID="Calendar1" runat="server"  
            SelectionMode="DayWeekMonth"/>
 
       <hr />
 
       <asp:Button id="Button1"
            text="Display Selected Dates" 
            OnClick="Button_Click"  
            runat="server"  /> <br /><br />
 
       <asp:Label id="Label1" runat="server" />
 
    </form>
 </body>
 </html>
<%@ 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>ASP.NET Example</title>
<script language="VB" runat="server">
 
        Sub Button_Click(sender As Object, e As EventArgs)
            
            If Calendar1.SelectedDates.Count > 0 Then
                
                Label1.Text = "Selected date(s) are: "
                
                Dim i As Integer
                For i = 0 To Calendar1.SelectedDates.Count - 1
                    Label1.Text &= " " &+ Calendar1.SelectedDates(i).Day.ToString()
                Next i
                
            Else
            
                Label1.Text = "No dates selected!!"
                
            End If
        End Sub
 
    </script>
 
 </head>     
 <body>
 
    <form id="form1" runat="server">
 
       <asp:Calendar ID="Calendar1" runat="server"  
            SelectionMode="DayWeekMonth"/>
 
       <hr />
 
       <asp:Button id="Button1"
            text="Display Selected Dates" 
            OnClick="Button_Click"  
            runat="server"  /> <br /><br />
 
       <asp:Label id="Label1" runat="server" />
 
    </form>
 </body>
 </html>

Remarks

Use this property to determine the number of dates in the SelectedDatesCollection collection. The Count property is often used when iterating through the collection to determine the upper bound.

Applies to

See also