indexWhere method

int indexWhere(
  1. YearMonth element, [
  2. int start = 0
])

Get element's index in this set

Applying start to define where index find first

Return -1 if not found, and the index is refer to the first element found in this set

Implementation

int indexWhere(YearMonth element, [int start = 0]) {
  for (int idx = start; idx < _ymr.length; idx++) {
    if (_ymr.elementAt(idx) == element) return idx;
  }
  return -1;
}