Duration類minusMinutes()方法
- minusMinutes() 方法可在
java.time
包。 - minusMinutes() 方法用於從此 Duration 中減去給定的持續時間(以分鍾為單位)並返回 Duration。
- minusMinutes() 方法是一個非靜態方法,它隻能通過類對象訪問,如果我們嘗試使用類名訪問方法,那麽我們將得到一個錯誤。
- minusMinutes() 方法可能會在執行減法時拋出異常。
ArithmeticException – 當計算的結果值超出限製時可能會拋出此異常。
用法:
public Duration minusMinutes(long min_val);
參數:
long min_val
– 表示要從此 Duration 中減去的分鍾數。
返回值:
這個方法的返回類型是Duration
,它返回包含從該持續時間減去給定分鍾數的值的持續時間。
例:
// Java program to demonstrate the example
// of minusMinutes(long min_val) method of Duration
import java.time.*;
public class MinusMinutesOfDuration {
public static void main(String args[]) {
long minutes = 10;
// Instantiates two Duration objects
Duration du1 = Duration.ofMinutes(40);
Duration du2 = Duration.parse("P2DT2H20M");
// Display du1, du2
System.out.println("du1:" + du1);
System.out.println("du2:" + du2);
System.out.println("minutes to substract:" + minutes);
System.out.println();
// subtracts the given duration
// in minutes from this Duration du1
// and returns the Duration i.e. here we
// are substracting the given 10 minutes
// from this du1 that holds the value of 40
// minutes
Duration minus_val = du1.minusMinutes(minutes);
// Display minus_val
System.out.println("du1.minusMinutes(minutes):" + minus_val);
// subtracts the given duration
// in minutes from this Duration du2
// and returns the Duration i.e. here we
// are substracting the given 10 minutes
// from this du2 that holds the value of
// 2D:2H:20M
minus_val = du2.minusMinutes(minutes);
// Display minus_val
System.out.println("du2.minusMinutes(minutes):" + minus_val);
}
}
輸出
du1:PT40M du2:PT50H20M minutes to substract:10 du1.minusMinutes(minutes):PT30M du2.minusMinutes(minutes):PT50H10M
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注:本文由純淨天空篩選整理自 Java Duration Class | minusMinutes() Method with Example。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。