1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
class A {} class B extends A { constructor() { super(); } } function h() {} h = h.bind(); function f() { for (var i = 0; i < 1000; ++i) { var o = Reflect.construct(B, [], h); } } for (var i = 0; i < 5; ++i) { f(); }