duration java

Duration Class of Hours()方法 (Duration Class ofHours() method)

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

  ofHours()方法在java.time包中可用。

• ofHours() method is used to represent the given hours in this Duration.

  ofHours()方法用于表示此Duration中的給定小時(shí)數(shù)。

• ofHours() method is a static method, it is accessible with the class name and if we try to access the method with the class object then we will not get an error.

  ofHours()方法是一個(gè)靜態(tài)方法，可以使用類(lèi)名進(jìn)行訪問(wèn)，如果嘗試使用類(lèi)對(duì)象訪問(wèn)該方法，則不會(huì)收到錯(cuò)誤。

• ofHours() method may throw an exception at the time of representing hours.

  ofHours()方法在表示小時(shí)數(shù)時(shí)可能會(huì)引發(fā)異常。

  ArithmeticException: This exception may throw when the given hours' value exceeds the length of this Duration.

  ArithmeticException ：當(dāng)給定小時(shí)數(shù)的值超過(guò)此Duration的長(zhǎng)度時(shí)，可能引發(fā)此異常。

Syntax:

句法：

public static Duration ofHours(long hrs_val);

Parameter(s):

參數(shù)：

• long hrs_val – represents the number of hours in value.

  long hrs_val –表示值的小時(shí)數(shù)。

Return value:

返回值：

The return type of this method is Duration, it returns the Duration that holds the value of the given hours.

此方法的返回類(lèi)型為Duration ，它返回保存給定小時(shí)數(shù)的Duration。

Example:

例：

// Java program to demonstrate the example // of ofHours(long hrs_val) method of Durationimport java.time.*;public class OfHoursOfDuration {public static void main(String args[]) {long hrs_val = 3;// returns the Duration that holds the value of the given// argument i.e. here we are representing// 3 hrs (3H) in this Duration duDuration du = Duration.ofHours(hrs_val);// Display duSystem.out.println("Duration.ofHours(3): " + du);} }

Output

輸出量

Duration.ofHours(3): PT3H

翻譯自: https://www.includehelp.com/java/duration-ofhours-method-with-example.aspx

duration java

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