SelectedDatesCollection.SelectRange(DateTime, DateTime) Methode

  • Referenz

Definition

Namespace:
System.Web.UI.WebControls
Assembly:
System.Web.dll

Fügt der SelectedDatesCollection-Auflistung den angegebenen Datumsbereich hinzu.

public:
 void SelectRange(DateTime fromDate, DateTime toDate);
public void SelectRange (DateTime fromDate, DateTime toDate);
member this.SelectRange : DateTime * DateTime -> unit
Public Sub SelectRange (fromDate As DateTime, toDate As DateTime)

Parameter

fromDate
DateTime

Eine DateTime, die das Anfangsdatum angibt, das der SelectedDatesCollection hinzugefügt wird.

toDate
DateTime

Eine DateTime, die das Enddatum angibt, das der SelectedDatesCollection hinzugefügt wird.

Beispiele

Im folgenden Codebeispiel wird veranschaulicht, wie Sie die SelectRange Methode programmgesteuert verwenden, um einen Bereich von fortlaufenden Datumsangaben für das Calendar Steuerelement auszuwählen.

<%@ 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>SelectedDatesCollection SelectRange Example </title>
<script runat="server">

      void Page_Load(Object sender, EventArgs e)
      {

         // Initialize the VisibleDate property with today's date when
         // the page is first loaded.
         if(!IsPostBack)
         {

            Calendar1.VisibleDate = Calendar1.TodaysDate;

         }

      }
 
      void Button_Click(Object sender, EventArgs e) 
      {
 
         // 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.
         int CurrentMonth = Calendar1.VisibleDate.Month;
         int CurrentYear = Calendar1.VisibleDate.Year;

         // Set the start and end dates.
         DateTime BeginDate = new DateTime(CurrentYear, CurrentMonth, 1);
         DateTime EndDate = new DateTime(CurrentYear, CurrentMonth, 7);
 
         // Clear any selected dates.
         Calendar1.SelectedDates.Clear(); 
 
         // Select the specified range of dates.
         Calendar1.SelectedDates.SelectRange(BeginDate, EndDate);
 
      }
 
   </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>

<%@ 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>

Hinweise

Verwenden Sie diese Methode, um den angegebenen Datumsbereich der SelectedDatesCollection Auflistung hinzuzufügen.

Gilt für

Siehe auch