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LocalDateTime只获取年月日
localDateTime.format(DateTimeFormatter.ofPattern("yyyy-MM-dd")
下面是LocalDateTime 对比原有时间类的用法
public class DateUtils {
public static void main(String[] args) {
//获取当前时间
LocalDateTime localDateTime = LocalDateTime.now();
System.out.println("当前时间为:" + localDateTime);
Date now = new Date();
System.out.println("当前时间为:" + now);
//获取当前月份
Calendar calendar = Calendar.getInstance();
calendar.setTime(now);
System.out.println("当前月份为:" + calendar.get(Calendar.MONTH));
System.out.println("当前月份为:" + localDateTime.getDayOfMonth());
//获取当前日期
System.out.println("当前日期为:" + calendar.get(Calendar.DATE));
System.out.println("当前日期为:" + localDateTime.getDayOfMonth());
//只获取年月日
System.out.println(new SimpleDateFormat("yy-MM-dd").format(now));
System.out.println(localDateTime.format(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
}
}
结果是
当前时间为:2018-08-07T16:29:34.108
当前时间为:Tue Aug 07 16:29:34 CST 2018
当前月份为:7
当前月份为:7
当前日期为:7
当前日期为:7
18-08-07
18-08-07