Combined Comparison / “Spaceship” Operator (<=>) in Javascript?

Question

Ruby has something called a Combined Comparison or \"Spaceship\" Operator, it looks like this: <=>

It does the following:

a <=>          


        

Answer 1

As far as I know there is no such operator in JavaScript but you can use Math.sign() function:

Math.sign(a - b);

NOTE: As was mentioned in comments, Math.sign() is not currently supported by all browsers. Check for compatibility (MDN).