cho45 · June 9, 2016 07:08
diff --git a/common.html b/common.html
 <script>
  var array = [];
  for (var i = 0; i < 1000; i++) {
    array[i] = i;
  }
 </script>
diff --git a/for.js b/for.js
 var sum = 0;
 for (var i = 0, len = array.length; i < len; i++) {
  sum += array[i];
 }
diff --git a/forof.js b/forof.js
 var sum = 0;
 for (var x of array) {
  sum += x;
 }
	var sum = 0;
	for (var i = 0, len = array.length; i < len; i++) {
	sum += array[i];
	}