class RegularFunctionMember {
i = 0;
test() {
this.i += 1;
}
}
for (let j = 0; j < 1e6; j += 1) {
const instance = new RegularFunctionMember();
instance.test();
}
class ArrowFunctionMember {
i = 0;
test = () => {
this.i += 1;
}
}
for (let j = 0; j < 1e6; j += 1) {
const instance = new ArrowFunctionMember();
instance.test();
}