[LeetCode] 27. Remove Element

 1 /**
 2  * @param {number[]} nums
 3  * @param {number} val
 4  * @return {number}
 5  */
 6 var removeElement = function(nums, val) {
 7     const len = nums.length;
 8     let res = 0;
 9     for (let i = 0; i < nums.length; i++) {
10         if (nums[i] != val) {
11             nums[res] = nums[i];
12             res++;
13         }
14     }
15     return res;
16 };