removeNull method

Map removeNull (Map theMap)

Remove null values from a map

Implementation

static Map removeNull(Map theMap) {
  final List values = theMap.values.toList();
  final List keys = theMap.keys.toList();
  int index = 0;
  for (dynamic val in values) {
    if (val == null) {
      theMap.remove(keys[index]);
    }
    index++;
  }
  return theMap;
}