shell脚本之read工具

#!/bin/bash 
# -*- coding: utf-8 -*-
#

echo -n "please input your name: "
read name
echo "hello $name,welcome to my linux!"
exit 0

#下面来看看使用-p选项的效果,与上面等效。

read -p "please input your name: " name
echo "hello $name,welcome to my linux!"
#-p，添加提示符。

#读取输入，但不在屏幕显示
read -s -p "password: " password
echo "" #用来换行
echo "your password is $password."
exit 0

#设置定时器，-t选项
read -t 5 -p "name: " name
echo "your name is $name."
exit 0