addField method

void addField(
  1. String? fieldName,
  2. Object? value
)

Implementation

void addField(String? fieldName, Object? value) {
  if (_fieldNamesMap.containsKey(fieldName))
    throw ArgumentError("Field already exists");
  int length = _row.length;
  _row.add(value);
  _fieldNamesMap[fieldName!] = length;
}