> That's because there's no such thing as a "performant language".
That's not true. Many languages make tradeoffs for performance. There are many things in JS (or Python) which make optimizations difficult and sometimes impossible. For example - obj[key] = "haha".
That's not true. Many languages make tradeoffs for performance. There are many things in JS (or Python) which make optimizations difficult and sometimes impossible. For example - obj[key] = "haha".