Class file for web page

Question

Hi,

 

 

      I want to create class file for clear the text box value in web page.In visual studio how can i create the Clear.cs file and how can i call the file in .aspx page.for eaxmple i am using the clear button code in .aspx is given below,

 

protected void Clear_Click(object sender, EventArgs e)
{ 

 textbox1.Text = "" ;

 textbox2.Text = "" ;

}

 

with help Clear.cs file how can i do this process.can any one try to help me.