format static method
格式化货币
Implementation
static String format(number, {bool showSymbol = true, String? currencyName}) {
if (number == null) {
number = 0;
} else if (number is String) {
try {
number = number.isEmpty ? 0 : double.parse(number);
} catch (e) {
number = 0;
}
}
var currencyFormat = showSymbol
? _getSimpleCurrency(currencyName: currencyName)
: _getCurrency(currencyName: currencyName);
return currencyFormat.format(number);
}