Something
public text v1 · immutablejs> var s1 = { foo: 1 };
js> var s2 = { foo: 2 };
js> function getFoo() { return this.foo; }
js> getFoo.call(s1);
1
js> getFoo.call(s2);
2js> var s1 = { foo: 1 };
js> var s2 = { foo: 2 };
js> function getFoo() { return this.foo; }
js> getFoo.call(s1);
1
js> getFoo.call(s2);
2