日歷類hashCode()方法 (Calendar Class hashCode() method)

• hashCode() method is available in java.util package.

  hashCode()方法在java.util包中可用。

• hashCode() method is used to retrieve the hash code value of this Calendar.

  hashCode()方法用于檢索此Calendar的哈希碼值。

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

  hashCode()方法是一種非靜態方法，可通過類對象訪問，如果嘗試使用類名訪問該方法，則會收到錯誤消息。

• hashCode() method does not throw an exception at the time of returning hashcode of this Calendar.

  hashCode()方法在返回此Calendar的哈希碼時不會引發異常。

Syntax:

句法：

public int hashCode();

Parameter(s):

參數：

• It does not accept any parameter.

  它不接受任何參數。

Return value:

返回值：

The return type of the method is int, it returns this Calendar hash code value.

方法的返回類型為int ，它返回此Calendar哈希碼值。

Example:

例：

// Java Program to demonstrate the example of // int hashCode() method of Calendarimport java.util.*;public class HashCode {public static void main(String args[]) {// Instantiating a Calendar objectCalendar ca = Calendar.getInstance();System.out.println("ca.getTime(): " + ca.getTime());// By using hashCode() method is to// return the hash code of this Calendarint hc = ca.hashCode();//Display hash code of this CalendarSystem.out.println("ca.hashCode(): " + hc);} }

Output

輸出量

ca.getTime(): Mon Jan 27 08:24:31 GMT 2020 ca.hashCode(): -434964174

翻譯自: https://www.includehelp.com/java/calendar-hashcode-method-with-example.aspx

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