set method

T set(
  1. int x,
  2. int y,
  3. T value
)

Sets the element at position x, y to value. Returns the old value at the same position

Implementation

T set(int x, int y, T value) {
  _checkIndex(x, y);
  var oldValue = _elements[y * width + x];
  _elements[y * width + x] = value;
  return oldValue;
}