Numbers and money

Numbers

• Number formats vary in different cult
• Group (e.g. thousands) and decimal separators e.g. 1,234.56 (US) vs 1 234,56 (France)
• Negative numbers e.g. -123 (US) vs 123- (Arabic)

NumberFormat

• The Java class to handle display of numbers is NumberFormat
• Factory methods such as NumberFormat.getInstance(Locale); will get a formatting object
• A number may be formatted into a string