[LeetCode] (Strings) Lv Easy. First Unique Character in a String

https://leetcode.com/explore/interview/card/top-interview-questions-easy/127/strings/881/

Explore - LeetCode

 

javascript

닫기 줄바꿈

/**
 * @param {string} s
​* @return {number}
​*/
var firstUniqChar = function (s) {
​​​​for (const i in s) {
​​​​​​​​const letter = s[i];
​​​​​​​​if (s.indexOf(letter) === s.lastIndexOf(letter)) return i;
​​​​}
​​​​return -1;
};

GitHub : https://github.com/developeSHG/Algorithm-LeetCode/tree/main/first-unique-character-in-a-string

GitHub - developeSHG/Algorithm-LeetCode: 릿코드 소스코드