digitLength static method

num digitLength(
  1. dynamic number
)

返回小数的位数 number 数据

Implementation

static num digitLength(dynamic number) {
  final eSplit = parseNum(number).toString().toLowerCase().split('e');
  final digit = eSplit[0].split('.');
  final len = (digit.length == 2 ? digit[1].length : 0) - (eSplit.length == 2 ? int.parse(eSplit[1]) : 0);
  return len > 0 ? len : 0;
}