docs: function constantCompare(a, b, n) {
  	var n2 = n,
  		then = Date.now(),
  		eq = false,
  		len, i
  	while (n2--) {
  		len = Math.max(a.length, b.length)
  		for (i = 0; i < len; i++) {
  			if (a.length >= i && b.length >= i && a[i] !== b[i]) {
  				eq = false
  			}
  		}
  	}
  	return (Date.now() - then) * 1e6 / n
  }