toJson method
Implementation
Map<String, dynamic> toJson() {
final json = <String, dynamic>{};
if (this.empty != null) {
json[r'empty'] = this.empty;
} else {
json[r'empty'] = null;
}
if (this.sorted != null) {
json[r'sorted'] = this.sorted;
} else {
json[r'sorted'] = null;
}
if (this.unsorted != null) {
json[r'unsorted'] = this.unsorted;
} else {
json[r'unsorted'] = null;
}
return json;
}