void setRangeText(
String replacement,
{int start,
int end,
String selectionMode}
)

Not documented.

Source

void setRangeText(String replacement, {int start, int end, String selectionMode}) {
  if ((replacement is String || replacement == null) && start == null && end == null && selectionMode == null) {
    _blink.BlinkHTMLTextAreaElement.instance.setRangeText_Callback_1_(unwrap_jso(this), replacement);
    return;
  }
  if ((selectionMode is String || selectionMode == null) && (end is int || end == null) && (start is int || start == null) && (replacement is String || replacement == null)) {
    _blink.BlinkHTMLTextAreaElement.instance.setRangeText_Callback_4_(unwrap_jso(this), replacement, start, end, selectionMode);
    return;
  }
  throw new ArgumentError("Incorrect number or type of arguments");
}