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  • java8 日期类库基本使用

    java8 日期类库基本使用

     public static void main(String[] args) {
            /**
             * java 比较两个日期的差 年 月 日 等
             */
            DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
            LocalDate start_ = LocalDate.parse("1994-09-03", dateTimeFormatter);
            LocalDateTime end_ = LocalDateTime.now();
            long years = ChronoUnit.YEARS.between(start_, end_);
            long days = ChronoUnit.DAYS.between(start_, end_);
            System.out.println("年:" + years);
            System.out.println("天:" + days);
            //plus
            LocalDateTime nextWeek = end_.plus(1L, ChronoUnit.WEEKS);//月 年 同理
            System.out.println("一周后:" + nextWeek);
    
            //minus
            LocalDateTime preWeek = end_.minusWeeks(1);
            System.out.println("上一周:" + preWeek);
            LocalDateTime preDay = end_.minusDays(2);
            System.out.println("前两天:" + preDay);
        }
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  • 原文地址:https://www.cnblogs.com/coderdxj/p/12220866.html
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