檔名:Sum.jsp
http://www.w3.org/TR/html4/loose.dtd">
----------------------------------------------------------------------------------------
檔名:Sum2.jsp
http://www.w3.org/TR/html4/loose.dtd">
<%
double number1 = Double.parseDouble(request.getParameter("textfield"));
double number2 = Double.parseDouble(request.getParameter("textfield2"));
double number3 = Double.parseDouble(request.getParameter("textfield3"));
out.println(number1+number2+number3);
%>
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