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  • 打印昨天的当前时刻。

    在Java 8中,可以用下面的代码实现相同的功能。

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    import java.time.LocalDateTime;
     
    class YesterdayCurrent {
     
        public static void main(String[] args) {
            LocalDateTime today = LocalDateTime.now();
            LocalDateTime yesterday = today.minusDays(1);
     
            System.out.println(yesterday);
        }
    }
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    import java.util.Calendar;
     
    class YesterdayCurrent {
        public static void main(String[] args){
            Calendar cal = Calendar.getInstance();
            cal.add(Calendar.DATE, -1);
            System.out.println(cal.getTime());
        }
    }
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  • 原文地址:https://www.cnblogs.com/gjack/p/8901459.html
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