class Solution {
    public int lengthOfLastWord(String s) {    
        for(int i=s.length()-1; i>=0; i--) {
            if(s.charAt(i) == ' '){

            } else {
                l++;
                if(s.charAt(i-1) == ' ') {
                    return l;
                }
            }
        }
        return l;
    }
}

https://leetcode.com/problems/length-of-last-word/description/

I was doing the above leetcode problem and i think i got it correct i tested for some inputs and it was just working fine but when i submitted it on leetcode it only passed 3 testcases out of 59. 🙁
Can someone tell me how to fix this