DecimalFormat equals() method in Java

The equals() method is a built-in method of the java.text.DecimalFormat class accepts an argument which is an object and returns true if this argument object is same as the object, else it returns false.

Syntax:

public boolean equals(Object arg)

Parameters: The function accepts a single mandatory parameter arg which specifies the object which is to be compared with.



Return Value: The function returns a boolean value. It returns true if both the objects are same else it returns false.

Below is the implementation of the above function:

Program 1:

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// Java program to illustrate the
// equals() method
  
import java.text.DecimalFormat;
import java.util.Currency;
import java.util.Locale;
  
public class Main {
    public static void main(String[] args)
    {
  
        // Get the Currency Instance
        DecimalFormat dF1 = new DecimalFormat();
        dF1.getCurrencyInstance();
  
        // Get the Currency Instance
        DecimalFormat dF2 = new DecimalFormat();
        dF2.getCurrencyInstance();
  
        // Check if equal or not
        if (dF1.equals(dF2))
            System.out.println("Yes both are equal");
        else
            System.out.println("Yes both are not equal");
    }
}

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Output:

Yes both are equal

Program 2:

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// Java program to illustrate the
// equals() method
  
import java.text.DecimalFormat;
import java.util.Currency;
import java.util.Locale;
  
public class Main {
    public static void main(String[] args)
    {
  
        // Get the Currency Instance
        DecimalFormat dF1 = new DecimalFormat();
        dF1.getCurrencyInstance();
  
        // Get Instance
        DecimalFormat dF2 = new DecimalFormat();
        dF2.setCurrency(Currency.getInstance(Locale.GERMANY));
  
        // Check if equal or not
        if (dF1.equals(dF2))
            System.out.println("Yes both are equal");
        else
            System.out.println("Yes both are not equal");
    }
}

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Output:

Yes both are not equal

Reference: https://docs.oracle.com/javase/7/docs/api/java/text/DecimalFormat.html#clone()



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