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Java Date Time - LocalDateTime.minusDays() Examples

[Last Updated: Nov 8, 2025]

Java Date Time Java Java API 

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Class:

java.time.LocalDateTime

java.lang.Objectjava.lang.Objectjava.time.LocalDateTimejava.time.LocalDateTimejava.time.temporal.TemporalTemporaljava.time.temporal.TemporalAdjusterTemporalAdjusterjava.time.chrono.ChronoLocalDateTimeChronoLocalDateTimejava.io.SerializableSerializableLogicBig

Method:

public LocalDateTime minusDays(long days)

This method subtracts the specified amount from the days field of the copy of this instance, if necessary adjusting the month and year fields to have a valid result.



Examples


package com.logicbig.example.localdatetime;

import java.time.LocalDateTime;
import java.time.Month;

public class MinusDaysExample {

    public static void main (String... args) {
        LocalDateTime d = LocalDateTime.of(2016, Month.DECEMBER, 12,
                                           17, 10, 45);
        LocalDateTime d2 = d.minusDays(300);
        System.out.println(d2);

        d2 = d.minusDays(-300);
        System.out.println(d2);
    }
}

Output

2016-02-16T17:10:45
2017-10-08T17:10:45




package com.logicbig.example.localdatetime;

import java.time.LocalDateTime;
import java.time.Month;

public class MinusDaysExample2 {

    public static void main (String... args) {
        LocalDateTime d = LocalDateTime.of(2016, Month.JANUARY, 1,
                                           17, 10, 45);
        LocalDateTime d2 = d.minusDays(1);
        System.out.println(d2);
    }
}

Output

2015-12-31T17:10:45

See Also