验证控件的使用四（ RangeValidator）



  

    1 
   <%
   @ Page Language
   =
   "
   C#
   "
    
   %>
   

    2 
   

    3 
   
   <
   script runat
   =
   "
   server
   "
   >
   

    4 
    
   protected
    
   void
    Page_Load(
   object
    sender, EventArgs e)

    5 
    {

    6 
    RangeValidator1.MinimumValue 
   =
    DateTime.Now.ToShortDateString();

    7 
    RangeValidator1.MaximumValue 
   =
    DateTime.Now.AddDays(
   14
   ).ToShortDateString();

    8 
    }

    9 
   

   10 
    
   protected
    
   void
    Calendar1_SelectionChanged(
   object
    sender, EventArgs e)

   11 
    {

   12 
    TextBox1.Text 
   =
    Calendar1.SelectedDate.ToShortDateString();

   13 
    }

   14 
   

   15 
    
   protected
    
   void
    Button1_Click(
   object
    sender, EventArgs e)

   16 
    {

   17 
    
   if
    (Page.IsValid) 

   18 
    {

   19 
    Label1.Text 
   =
    
   "
   You are set to arrive on: 
   "
    
   +
    TextBox1.Text.ToString();

   20 
    }

   21 
    }

   22 
   
   </
   script
   >
   

   23 
   

   24 
   
   <
   html xmlns
   =
   "
   http://www.w3.org/1999/xhtml
   "
    
   >
   

   25 
   
   <
   head id
   =
   "
   Head1
   "
    runat
   =
   "
   server
   "
   >
   

   26 
    
   <
   title
   >
   Date Validation Check
   </
   title
   >
   

   27 
   
   </
   head
   >
   

   28 
   
   <
   body
   >
   

   29 
    
   <
   form id
   =
   "
   form1
   "
    runat
   =
   "
   server
   "
   >
   

   30 
    Arrival Date:

   31 
    
   <
   asp:TextBox ID
   =
   "
   TextBox1
   "
    runat
   =
   "
   server
   "
   ></
   asp:TextBox
   >&
   nbsp;

   32 
    
   <
   asp:RangeValidator ID
   =
   "
   RangeValidator1
   "
    runat
   =
   "
   server
   "
    Text
   =
   "
   You must only select a date within the next two weeks.
   "
    

   33 
    ControlToValidate
   =
   "
   TextBox1
   "
    Type
   =
   "
   Date
   "
   ></
   asp:RangeValidator
   ><
   br 
   />
   

   34 
    
   <
   br 
   />
   

   35 
    Select your arrival date:
   <
   br 
   />
   

   36 
    
   <
   asp:Calendar ID
   =
   "
   Calendar1
   "
    runat
   =
   "
   server
   "
    OnSelectionChanged
   =
   "
   Calendar1_SelectionChanged
   "
   ></
   asp:Calendar
   >
   

   37 
    
   &
   nbsp;

   38 
    
   <
   br 
   />
   

   39 
    
   <
   asp:Button ID
   =
   "
   Button1
   "
    runat
   =
   "
   server
   "
    Text
   =
   "
   Button
   "
    OnClick
   =
   "
   Button1_Click
   "
    
   />
   

   40 
    
   <
   br 
   />
   

   41 
    
   <
   br 
   />
   

   42 
    
   <
   asp:Label ID
   =
   "
   Label1
   "
    runat
   =
   "
   server
   "
   ></
   asp:Label
   >
    

   43 
    
   </
   form
   >
   

   44 
   
   </
   body
   >
   

   45 
   
   </
   html
   >