//数据类型其他
//Runes
//Symbol
//dynamic
void main(List<String> args) {
//Runes
Runes input = Runes('\u{1f680}');
print(String.fromCharCodes(input));
//Symbol
var a = #abc;
print(a);
var b = Symbol('acb');
print(b);
print(#abc == Symbol('abc'));
//dynamic动态类型
dynamic foo = 'bar';
foo = 123;
print(foo);
}
