字符串处理

1、时间字符串 比大小

      

dateStr1 = "2017/07/11 17:03:36";dateStr2 = "2017/05/16 17:03:36";let date1 = dateStr1.replace(/\D/g,"");let date2 = dateStr2.replace(/\D/g,"");console.log(Math.min(date1, date2));