operator []= method

void operator []=(
  1. int index,
  2. double value
)

Implementation

void operator []=(int index, double value) {
  switch (index) {
    case 0:
      x = value;
      break;
    case 1:
      y = value;
      break;
    default:
      throw RangeError.index(index, [x, y], 'index');
  }
}