Update 283-Move-Zeroes.js

Updated the code as suggested.

Author: aadil42

Diff for: javascript/283-Move-Zeroes.js

@@ -7,16 +7,21 @@
  */
 var moveZeroes = function(nums) {
 
-    const zeroAtTheEnd = Array(nums.length).fill(0);
-    let left = 0;
-    for (let i = 0; i < nums.length; i++) {
-        const isNonZero = nums[i];
-        if (isNonZero) {
-            zeroAtTheEnd[left] = nums[i];
+    const arr = new Array(nums.length).fill(0);
+
+    let [left, right] = [0, 0];
+
+    while (right < nums.length) {
+        const isZero = (nums[right] === 0);
+        if (!isZero) {
+            arr[left] = nums[right];
             left++;
         }
+
+        right++;
     }
-    return zeroAtTheEnd;
+
+    return arr;
 };
 
 /**