operator []= method Null safety

void operator []=(
  1. Object object,
  2. T? value

Sets the value of this Expando's property on the given object. Properties can effectively be removed again by setting their value to null.

The object must not be a number, a string, a boolean, null, a dart:ffi pointer, a dart:ffi struct, or a dart:ffi union.


external void operator []=(Object object, T? value);