mac 设置 时间 有大用 有大大用

#!/bin/bash

# 

sudo systemsetup -setusingnetworktime off #关闭网络时间同步

echo "请输入您的时间,时间格式为 2023-01-01 01:01 "   #echo "Please enter your time"

read time

echo "时间 是 $time"  # echo "time is $time"

month=`echo "${time}" | cut -f2 -d-`

if [ `echo ${month} | wc -c` = 2 ];then month="0${month}" ; fi

day=`echo "${time}" | cut -f3 -d- | cut -f1 -d' '`

if [ `echo ${day} | wc -c` = 2 ];then day="0${day}" ; fi

hour=`echo "${time}" | cut -f3 -d- | cut -f2 -d' ' | cut -f1 -d:`

if [ `echo ${hour} | wc -c` = 2 ];then hour="0${hour}" ; fi

minute=`echo "${time}" | cut -f3 -d- | cut -f2 -d' ' | cut -f2 -d:`

if [ `echo ${minute} | wc -c` = 2 ];then minute="0${minute}" ; fi

year=`echo "${time}" | cut -f1 -d-`

#echo "${month}${day}${hour}${minute}${year}"

sudo date "${month}${day}${hour}${minute}${year}"

echo  "时间修改成功,是 `date` "