out.println("</head>");
out.println("<body>");
out.println("<h1>ELProcessor</h1>");
ELProcessor elp = new ELProcessor();
out.println("Simple array access<br>");
out.println((elp.eval("a = [1, 2, 3]; a[1]")) + "<br>");
out.println("Lamda expressions<br>");
out.println(((elp.eval("((x,y) -> x+y)(4, 5)"))) + "<br>");
out.println("</body>");
out.println("</html>");
}