SimpleDateFormat hashCode() Method in Java with Examples

The hashCode() Method of SimpleDateFormat class is used to return the hash code value of this SimpleDateFormat object. The hash code is of integer type.

Syntax:

public int hashCode()

Parameters: The method does not take any parameters.

Return Value: The method returns the hash code value of this SimpleDateFormat object and is of integer type.

Below programs illustrate the working of hashCode() Method of SimpleDateFormat:



Example 1:

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// Java to illustrate hashCode() method
  
import java.text.*;
import java.util.*;
  
public class SimpleDateFormat_Demo {
    public static void main(String[] args)
        throws InterruptedException
    {
        // Initializing SimpleDateFormat
        SimpleDateFormat SDFormat
            = new SimpleDateFormat(
                "dd/MM/yyyy");
  
        // Displaying the formats
        Date date = new Date();
        String str_Date1 = SDFormat.format(date);
        System.out.println("The Original: "
                           + (str_Date1));
  
        // Displaying the hash code
        System.out.println("The hash code: "
                           + SDFormat.hashCode());
    }
}

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Output:

The Original: 30/01/2019
The hash code: -650712384

Example 2:

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// Java to illustrate hashCode() method
  
import java.text.*;
import java.util.*;
  
public class SimpleDateFormat_Demo {
    public static void main(String[] args)
        throws InterruptedException
    {
        // Initializing SimpleDateFormat
        SimpleDateFormat SDFormat
            = new SimpleDateFormat(
                "MM/dd/yyyy");
  
        // Displaying the formats
        Date date = new Date();
        String str_Date1 = SDFormat.format(date);
        System.out.println("The Original: "
                           + (str_Date1));
  
        // Displaying the hash code
        System.out.println("The hash code: "
                           + SDFormat.hashCode());
    }
}

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Output:

The Original: 01/30/2019
The hash code: 2087096576


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