getElementwithkey method Null safety

String getElementwithkey(
  1. String key
)

Search in the _SecItem List _items after the key and return the value

Implementation

String getElementwithkey(String key) {
  for (var i = 0; i < _items.length; i++) {
    if (_items[i].key == key) {
      return _items[i].value;
    }
  }
  return "";
}