tryToDouble function

double? tryToDouble(
  1. dynamic value
)

Convert a string or int to double and returns the double value Returns null if cant be converted

Implementation

double? tryToDouble(dynamic value) {
  double? parsedValue;
  if (value is String) {
    parsedValue = double.tryParse(value);
  } else if (value is int) {
    parsedValue = value.toDouble();
  } else if (value is double) {
    parsedValue = value;
  }

  return parsedValue;
}