Java Duration toHours()方法及示例
java.time包中Duration类的toHours()方法是用来获取该期限的小时数。
语法。
public long toHours()
参数。此方法不接受任何参数。
返回值。该方法返回一个长值,即该期限的小时数。
下面的例子说明了Duration.toHours()方法。
例子1:
// Java code to illustrate toHours() method
import java.time.Duration;
public class GFG {
public static void main(String[] args)
{
// Duration using parse() method
Duration duration
= Duration.parse("P2DT3H4M");
System.out.println("Duration: "
+ duration);
// Get the number of hours
// using toHours() method
System.out.println(duration.toHours());
}
}
输出:
Duration: PT51H4M
51
例2:
// Java code to illustrate toHours() method
import java.time.Duration;
public class GFG {
public static void main(String[] args)
{
// Duration using ofHours() method
Duration duration
= Duration.ofHours(10);
System.out.println("Duration: "
+ duration);
// Get the number of hours
// using toHours() method
System.out.println(duration.toHours());
}
}
输出:
Duration: PT10H
10
参考资料: https://docs.oracle.com/javase/9/docs/api/java/time/Duration.html#toHours-