Java 中的 MinguoDate hashCode()方法,示例

原文:https://www . geeksforgeeks . org/minuodate-hashcode-method-in-Java-with-example/

类的 hashCode() 方法用于获取特定民国日期的 hash 代码。

语法:

public int hashCode()

参数:该方法不接受任何参数作为参数。

返回值:该方法返回特定民国日期的哈希码。

以下是举例说明 hashCode() 方法:

T4】例 1:

Java 语言(一种计算机语言,尤用于创建网站)

// Java program to demonstrate
// hashCode() method

import java.util.*;
import java.io.*;
import java.time.*;
import java.time.chrono.*;
import java.time.temporal.*;

public class GFG {
    public static void main(String[] argv)
    {
        try {
            // creating and initializing
            // MinguoDate Object
            MinguoDate hidate = MinguoDate.now();

            // getting hash code of the date
            // by using hashCode() method
            long tempo = hidate.hashCode();

            // display the result
            System.out.println("hashcode : "
                               + tempo);
        }
        catch (DateTimeException e) {
            System.out.println("passed parameter can"
                               + " not form a date");
            System.out.println("Exception thrown: "
                               + e);
        }
    }
}

Output:

hashcode : -1990230825

例 2:

Java 语言(一种计算机语言,尤用于创建网站)

// Java program to demonstrate
// hashCode() method

import java.util.*;
import java.io.*;
import java.time.*;
import java.time.chrono.*;
import java.time.temporal.*;

public class GFG {
    public static void main(String[] argv)
    {
        try {
            // creating and initializing
            // MinguoDate Object
            MinguoDate hidate = MinguoDate.of(1345, 06, 13);

            // getting hash code of the date
            // by using hashCode() method
            long tempo = hidate.hashCode();

            // display the result
            System.out.println("hashcode : "
                               + tempo);
        }
        catch (DateTimeException e) {
            System.out.println("passed parameter can"
                               + " not form a date");
            System.out.println("Exception thrown: "
                               + e);
        }
    }
}

Output:

hashcode : -1996123070

参考:https://docs . Oracle . com/javase/9/docs/API/Java/time/chrono/minguodate . html # hashCode–