NumberFormat getCurrency() method in Java with Examples

The getCurrency() method is a built-in method of the java.text.NumberFormat returns the currency which is used while formatting currency values by this currency. It can be null if there is no valid currency to be determined or if no currency has been set previously.

Syntax:

public Currency getCurrency()

Parameters: The function does not accepts a single parameter.

Return Value: The function returns the currency which is used while formatting currency values.

Errors and Exceptions: The function throws UnsupportedOperationException when the number format class doesn’t implement currency formatting



Below is the implementation of the above function:

Program 1:

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// Java program to implement
// the above function
  
import java.text.NumberFormat;
import java.util.Locale;
  
public class Main {
    public static void main(String[] args)
        throws Exception
    {
  
        // Get the instance
        NumberFormat nF
            = NumberFormat
                  .getInstance();
  
        // Stores the values
        String values
            = nF.getCurrency()
                  .getDisplayName();
  
        // Prints the currency
        System.out.println(values);
    }
}

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Output:

US Dollar

Program 2:

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// Java program to implement
// the above function
  
import java.text.NumberFormat;
import java.util.Locale;
import java.util.Currency;
  
public class Main {
    public static void main(String[] args)
        throws Exception
    {
  
        // Get the instance
        NumberFormat nF
            = NumberFormat
                  .getNumberInstance();
  
        // Sets the currency to Canadian Dollar
        nF.setCurrency(
            Currency.getInstance(
                Locale.CANADA));
  
        // Stores the values
        String values
            = nF.getCurrency()
                  .getDisplayName();
  
        // Prints the currency
        System.out.println(values);
    }
}

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Output:

Canadian Dollar

Reference: https://docs.oracle.com/javase/10/docs/api/java/text/NumberFormat.html#getCurrency()

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