NumberFormat.setGroupingUsed(boolean newValue) has the following syntax.
public void setGroupingUsed(boolean newValue)
In the following code shows how to use NumberFormat.setGroupingUsed(boolean newValue) method.
import java.text.NumberFormat; import java.util.Currency; import java.util.Locale; /*from www .ja v a2 s . co m*/ public class Main { public static void main(String[] args) throws Exception { NumberFormat numberFormat = NumberFormat.getNumberInstance(); numberFormat.setCurrency(Currency.getInstance(Locale.CANADA)); numberFormat.setGroupingUsed(true); } }