Retrieve the id and Text of dynamic generate button when it get clicked in asp.net

//First create the object of Button

Button b=new Button();

//suppose i want 5 button

for(int i=0;i<5;i++)

{

 b.ID="b"+ i;

b.Text="Btn"+i;

b.Click +=new EventHandler(getvalue);

}

protected void getvalue(object sender,EventArgs e)

{

Button b1=sender as Button;

Response.Write(b1.ID);

Response.Write(b1.Text);

}

 It Will display the id and text of particular button, when it get clicked