parseDouble function

double? parseDouble(
  1. dynamic value, [
  2. double? fallback
])

Implementation

double? parseDouble(dynamic value, [double? fallback]) {
  if (value is double || value == null) {
    return value ?? fallback;
  } else if (value is int) {
    return value.toDouble();
  } else if (value is String) {
    return double.tryParse(value) ?? fallback;
  } else {
    return fallback;
  }
}