JSFiddle - React, Tailwind, and code Playground

JavaScript

console.clear();

function foo(x){
console.log(x <  0);
console.log(x >  0);
console.log(x ==  0);
console.log(x >=  0);
	if (x <  0 !== false) return 0;
  if (x >  0 !== false) return 0;
  if (x == 0 !== false) return 0;
  if (x >= 0 !== true ) return 0;
  return 1;
}

var x = -Infinity / Infinity;
console.log( foo(x) === 1 );