getIndexForGivenKey method

int getIndexForGivenKey(
  1. K key
)

Return the index for the given key for thelabelWithValue

Implementation

int getIndexForGivenKey(K key) {
  int index = 0;
  labelWithValue.entries
      .toList()
      .asMap()
      .entries
      .map((e) => (e.value.key == key) ? (index = e.key) : 0)
      .toList();
  return index;
}