shell 脚本时间引用

反引号:
``  反引号里面的内容是命令行,通过反引号用户可以将shell命令的输出赋给变量,比如:

#!/bin/bash
test=`date +%y%m%d`

process_day1=`date -d today +"%Y-%m-%d %H:%M:%S"`   

process_day2=`date -d "-1 hour" +"%Y-%m-%d %H":00:00`  

process_day3=`date -d today +"%y%m%d"00`

echo “The time is :” $test

echo “The time is :” $process_day1

echo “The time is :” $process_day2

echo “The time is :” $process_day3

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转载自www.cnblogs.com/xl-892694298/p/11016621.html