scrollBy method Null safety

void scrollBy(
  1. [dynamic options_OR_x,
  2. dynamic y,
  3. Map? scrollOptions]
)

Scrolls the page horizontally and vertically by an offset.

Other resources

Implementation

void scrollBy([options_OR_x, y, Map? scrollOptions]) {
  if (options_OR_x == null && y == null && scrollOptions == null) {
    _scrollBy_1();
    return;
  }
  if ((options_OR_x is Map) && y == null && scrollOptions == null) {
    var options_1 = convertDartToNative_Dictionary(options_OR_x);
    _scrollBy_2(options_1);
    return;
  }
  if ((y is num) && (options_OR_x is num) && scrollOptions == null) {
    _scrollBy_3(options_OR_x, y);
    return;
  }
  if ((y is int) && (options_OR_x is int) && scrollOptions == null) {
    _scrollBy_4(options_OR_x, y);
    return;
  }
  if (scrollOptions != null && (y is int) && (options_OR_x is int)) {
    var scrollOptions_1 = convertDartToNative_Dictionary(scrollOptions);
    _scrollBy_5(options_OR_x, y, scrollOptions_1);
    return;
  }
  throw new ArgumentError("Incorrect number or type of arguments");
}