vim showname.sh
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#!/bin/bash
#
# Copyright(c) 2016 Gittoy Co.Ltd. All Rights Reserved
#
# Program:
# User inputs his first name and last name. Program shows his full name.
#
# History：
# 2016/06/27 GaoYu(gaoyu at gittoy.com) V1.0 First release
#
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
read -p "Please input your first name: " firstname #提示使用者输入
read -p "Please input your last name: " lastname #提示使用者输入
echo -e "\nYour full name is: ${firstname} ${lastname}" #结果由屏幕输出
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执行该shell（sh showname.sh）的结果为：
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Please input your first name: Gao
Please input your last name: Yu
Your full name is: Gao Yu
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