fromMapAsDouble function

double? fromMapAsDouble(
  1. Map map,
  2. dynamic key, {
  3. double? defaultValue,
})

Returns a value from fromMap as a double if it is numeric

Implementation

double? fromMapAsDouble(Map map, dynamic key, {double? defaultValue}) {
  dynamic value = fromMap(map, key, defaultValue: defaultValue);
  if (isNumeric(value)) {
    value = toDouble(value);
  } else {
    value = defaultValue;
  }
  return value;
}