formatScientific static method

String formatScientific(
  1. num? value, {
  2. int fractionDigits = 2,
})

格式化为科学计数法

Implementation

static String formatScientific(num? value, {int fractionDigits = 2}) {
  if (value == null) return '';
  return value.toStringAsExponential(fractionDigits);
}