Java 使用日期获取日期和时间

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import java.time.DayOfWeek;

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import java.time.LocalDateTime;

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import java.time.Month;// from N o w  J a v a  .   c o m

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public class Main {

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  public static void main(String[] args) {

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    LocalDateTime ldt = LocalDateTime.now();

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    System.out.println("Local Date and Time: " + ldt);

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    // Obtain the LocalDateTime object of the date 11/11/2000 at 12:00

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    LocalDateTime ldt2 = LocalDateTime.of(2000, Month.NOVEMBER, 11, 12, 00);

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    System.out.println("Specified Date and Time: " + ldt2);

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    // Obtain the month from LocalDateTime object

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    Month month = ldt.getMonth();

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    int monthValue = ldt.getMonthValue();

    /*

    N o w J a v a . c o m - 时  代  Java 提供

    */

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    System.out.println("Month: " + month);

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    System.out.println("Month Value: " + monthValue);

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    // Obtain day of Month, Week, and Year

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    int day = ldt.getDayOfMonth();

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    DayOfWeek dayWeek = ldt.getDayOfWeek();

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    int dayOfYr = ldt.getDayOfYear();

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    System.out.println("Day: " + day);

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    System.out.println("Day Of Week: " + dayWeek);

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    System.out.println("Day of Year: " + dayOfYr);

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    // Obtain year

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    int year = ldt.getYear();

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    System.out.println("Date: " + monthValue + "/" + day + "/" + year);

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    int hour = ldt.getHour();

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    int minute = ldt.getMinute();

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    int second = ldt.getSecond();

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    System.out.println("Current Time: " + hour + ":" + minute + ":" + second);

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    // Calculation of Months, etc.

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    LocalDateTime currMinusMonths = ldt.minusMonths(12);

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    LocalDateTime currMinusHours = ldt.minusHours(10);

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