NumberFormat getNumberInstance() method in Java with Examples

Last Updated : 01 Apr, 2019

The getNumberInstance() method is a built-in method of the java.text.NumberFormat returns an general purpose number format for the current default FORMAT locale. Syntax:

public static final NumberFormat getNumberInstance()

Parameters: The function does not accepts any parameter. Return Value: The function returns the NumberFormat instance for general purpose formatting. Below is the implementation of the above function: Program 1:

Java

// 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 number 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);
    }
}

Output:

Canadian Dollar

Program 2:

Java

// 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 number instance
        NumberFormat nF
            = NumberFormat
                  .getNumberInstance();

        // Stores the values
        String values
            = nF.getCurrency()
                  .getDisplayName();

        // Prints the currency
        System.out.println(values);
    }
}

Output:

US Dollar

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

The getNumberInstance(Locale inLocale) method is a built-in method of the java.text.NumberFormat returns a general-purpose number format for any specified locale. Syntax:

public static NumberFormat getNumberInstance(Locale inLocale)

Parameters: The function accepts a single mandatory parameter inLocale which describes the locale which is to specified. Return Value: The function returns the NumberFormat instance for general purpose number formatting. Below is the implementation of the above function: Program 1:

Java

// 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 integer instance
        NumberFormat nF
            = NumberFormat.getNumberInstance(
                Locale.CANADA);

        // Stores the values
        String values
            = nF.getCurrency()
                  .getDisplayName();

        // Prints the currency
        System.out.println(values);
    }
}