Java 中的 OffsetTime minusNanos()方法,带示例

原文:https://www . geesforgeks . org/offsettime-mins nano-method-in-Java-with-examples/

Java 中 OffsetTime 类的Nanos()方法返回这个 OffsetTime 的一个副本,参数中指定的 Nanos 被减去。

语法:

public OffsetTime minusNanos(long Nanos)

参数:该方法接受单个参数纳米,该参数是要减去的纳米。可能是负面的。

返回值:根据减去纳米的时间返回一个偏置时间,不为空。

以下程序说明了纳米粒子()方法:

程序 1 :

// Java program to demonstrate the minusNanos() method

import java.time.OffsetTime;

public class GFG {
    public static void main(String[] args)
    {
        // Parses the time
        OffsetTime time = OffsetTime.parse("11:10:10+05:05");

        // Specified Nanos subtracted
        System.out.println("After subtraction, time is: " + time.minusNanos(5));
    }
}

输出:

After subtraction, time is: 11:10:09.999999995+05:05

程序二 :

// Java program to demonstrate the minusNanos() method

import java.time.OffsetTime;

public class GFG {
    public static void main(String[] args)
    {
        // Parses the time
        OffsetTime time = OffsetTime.parse("11:10:10+05:05");

        // Specified Nanos subtracted
        System.out.println("After subtraction, time is: " + time.minusNanos(-5));
    }
}

输出:

After subtraction, time is: 11:10:10.000000005+05:05

参考:https://docs . Oracle . com/javase/8/docs/API/Java/time/offsettime . html # mins nanos-long-