Duration類minusSeconds()方法
- minusSeconds() 方法可在
java.time
包。 - minusSeconds() 方法用於從此 Duration 中減去給定的持續時間(以秒為單位)並返回 Duration。
- minusSeconds() 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。
- minusSeconds() 方法可能會在執行減法時拋出異常。
算術異常:當計算結果值超出限製時可能會拋出此異常。
用法:
public Duration minusSeconds(long sec_val);
參數:
long sec_val
– 表示要從此 Duration 中減去的秒數。
返回值:
這個方法的返回類型是Duration
,它返回持有值減去給定的持續時間(以秒為單位)的持續時間。
例:
// Java program to demonstrate the example
// of minusSeconds(long sec_val) method of Duration
import java.time.*;
public class MinusSecondsOfDuration {
public static void main(String args[]) {
long seconds = 10;
// Instantiates two Duration objects
Duration du1 = Duration.ofSeconds(40);
Duration du2 = Duration.ofMinutes(1);
// Display du1, du2
System.out.println("du1:" + du1);
System.out.println("du2:" + du2);
System.out.println("seconds to subtract:" + seconds);
System.out.println();
// subtracts the given duration
// in seconds from this Duration du1
// and returns the Duration i.e. here we
// are substracting the given 10 seconds
// from this du1 that holds the value of
// 40 seconds
Duration minus_val = du1.minusSeconds(seconds);
// Display minus_val
System.out.println("du1.minusSeconds(seconds):" + minus_val);
// subtracts the given duration
// in seconds from this Duration du2
// and returns the Duration i.e. here we
// are substracting the given 10 seconds
// from this du2 that holds the value of
// 1 minutes = 60S i.e. (60S - 10S)
minus_val = du2.minusSeconds(seconds);
// Display minus_val
System.out.println("du2.minusSeconds(seconds):" + minus_val);
}
}
輸出
du1:PT40S du2:PT1M seconds to subtract:10 du1.minusSeconds(seconds):PT30S du2.minusSeconds(seconds):PT50S
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注:本文由純淨天空篩選整理自 Java Duration Class | minusSeconds() 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。