toJson method

Implementation

core.Map<core.String, core.dynamic> toJson() {
  final description = this.description;
  final max = this.max;
  final min = this.min;
  final step = this.step;
  return {
    'description': ?description,
    'max': ?max,
    'min': ?min,
    'step': ?step,
  };
}