You can get and set value for WebInput from code behind.
            
                In this topic, you will learn how to set different initial value WebInput.
            
                To set simple input initial value
            
                - Drag WebInput instance to WebForm.
 
                - In Page_Load event handler function, put the following
                    code:
                 
                - 
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      wiSimpleInput.Value="simple alphanumeric text for webinput 1234567890";
   }
}
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                To set DateTimeFree input initial value
            
                - Drag WebInput instance to WebForm.
 
                - In Page_Load event handler function, put the following
                    code:
                 
                - 
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      wiDateTimeFreeInput.Value = new DateTime(2007, 1, 1);
   }
}
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                To set DateTimeMasked input initial value
            
                - Drag WebInput instance to WebForm.
 
                - In Page_Load event handler function, put the following
                    code:
                 
                - 
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      wiDateTimeMaskedInput.Value = new DateTime(2007, 1, 31);
   }
}
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                To set Number input initial value
            
                - Drag WebInput instance to WebForm.
 
                - In Page_Load event handler function, put the following
                    code:
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      wiNumberInput.Value = 12345;
   }
}
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                To set DynamicCurrency input initial value
            
                - Drag WebInput instance to WebForm.
 
                - In Page_Load event handler function, put the following
                    code:
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Page_Load(object sender, EventArgs e)
{
   if (!IsPostBack)
   {
      decimal currencyValue = 1000000000000000000000m;
      wiDynamicCurrencyInput.Value = currencyValue;
   }
}
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                To get value from server-side
            
                - Drag WebInput, ASP.NET button and label instance to WebForm. 
 
                - In Button_Click event, put the following code:
                    
                        
                            
                                
                                
                            
                            
                                
                                    
protected void Button1_Click(object sender, EventArgs e)
{
   lblSimpleInput.Text = "postback value : " + wiSimpleInput.Text;
}
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