# !/usr/bin/ruby -w
# -*- encoding:utf-8 -*-
# filename: main.rb
# author: 简单教程(www.twle.cn)
# Copyright © 2015-2065 www.twle.cn. All rights reserved.

def greeting
    puts "Hello www.twle.cn"
end 

alias greeting_twle greeting

greeting
puts "-------------------"
greeting_twle