duration java

Duration Class toHours()方法 (Duration Class toHours() method)

• toHours() method is available in java.time package.

  toHours()方法在java.time包中可用。

• toHours() method is used to convert this Duration into the number of hours.

  toHours()方法用于将此“持续时间”转换为小时数。

• toHours() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.

  toHours()方法是一种非静态方法，只能通过类对象进行访问，如果尝试使用类名称访问该方法，则会收到错误消息。

• toHours() method does not throw an exception at the time of converting this Duration to hours.

  在将此Duration转换为小时时， toHours()方法不会引发异常。

Syntax:

句法：

    public long toHours();

Parameter(s):

参数：

• None

  没有

Return value:

返回值：

The return type of this method is long, it returns the number of hours exists in this Duration.

此方法的返回类型为long ，它返回此Duration中存在的小时数。

Example:

例：

// Java program to demonstrate the example
// of long toHours() method of Duration
import java.time.*;
public class ToHoursOfDuration {public static void main(String args[]) {// Instantiates two Duration objects
Duration du1 = Duration.ofMinutes(305);
Duration du2 = Duration.parse("P0DT0H60M10S");
// Display du1 and du2
System.out.println("du1: " + du1);
System.out.println("du2: " + du2);
// represents this Duration du1 in minutes into
// number of hours i.e. 305M 5H:5M
long to_hours = du1.toHours();
// Display to_hours
System.out.println("du1.toHours(): " + to_hours);
// represent this Duration du2 in minutes into
// number of hours i.e. 60M10S = 1H 10S hours
to_hours = du2.toHours();
// Display to_hours
System.out.println("du2.toHours(): " + to_hours);
}
}

Output

输出量

du1: PT5H5M
du2: PT1H10S
du1.toHours(): 5
du2.toHours(): 1

翻译自: https://www.includehelp.com/java/duration-tohours-method-with-example.aspx

duration java