MessageFormat hashCode() method in Java with Example

The hashCode() method of java.text.MessageFormat class is used to get hashcode for this message format object.

Syntax:

public int hashCode()

Paramter: This method does not take any argument as a parameter.



Return Value: This method returns the hash code for this message format object.

Below are the examples to illustrate the hashCode() method:

Example 1:

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// Java program to demonstrate
// hashCode() method
  
import java.text.*;
import java.util.*;
import java.io.*;
  
public class GFG {
    public static void main(String[] argv)
    {
        // creating and initializing  MessageFormat
        MessageFormat mf
            = new MessageFormat("{0, number, #}, {2, date, #.#}, {4, time}");
  
        // getting hash code
        // for this MessageFormat Object
        // using hashCode() method
        int hash = mf.hashCode();
  
        // display the result
        System.out.println("Hashcode is : " + hash);
    }
}

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Output:

Hashcode is : 1408

Example 2:

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// Java program to demonstrate
// hashCode() method
  
import java.text.*;
import java.util.*;
import java.io.*;
  
public class GFG {
    public static void main(String[] argv)
    {
        // creating and initializing  MessageFormat
        MessageFormat mf
            = new MessageFormat("{0, number, #}, {4, time}");
  
        // getting hash code
        // for this MessageFormat Object
        // using hashCode() method
        int hash = mf.hashCode();
  
        // display the result
        System.out.println("Hashcode is : " + hash);
    }
}

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Output:

Hashcode is : 44

Reference: https://docs.oracle.com/javase/9/docs/api/java/text/MessageFormat.html#hashCode–



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