How to format a number as currency depending on Locale in Java
Overview
Every country has its own unique way of expressing currency. Hence, expressing the currency in a proper format becomes crucial when dealing with currencies. Manually formatting currency for every country is a tedious process.
Java provides an automated way for formatting currencies depending on the locale.
getCurrencyInstance() is a static method of the NumberFormat class that returns the currency format for the specified locale.
Note: A
Localein Java represents a specific geographical, political, or cultural region.
Syntax
public static NumberFormat getCurrencyInstance(Locale inLocale)
Parameters
Locale inLocale: The desired locale.
Return value
The method returns a NumberFormat instance for the given locale.
Code
import java.math.BigDecimal;import java.text.NumberFormat;import java.util.Locale;public class Main {public static void main(String[] args){BigDecimal valueToFormat = new BigDecimal("432.6542");NumberFormat franceFormat = NumberFormat.getCurrencyInstance(Locale.FRANCE);String formattedString = franceFormat.format(valueToFormat);System.out.println(formattedString);}}
Explanation
- Lines 1 to 3: We import the relevant packages.
- Line 8: We define a
BigDecimalvalue to format calledvalueToFormat. - Line 9: We get the currency format for France using the
getCurrencyInstance()method. TheFRANCElocale is passed as an argument to the method. We name the obtained format asfranceFormat. - Line 10: We get the formatted currency string using the
format()method onfranceFormat.valueToFormatis passed as an argument to the method. - Line 11: We print the formatted currency string.
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