leetcode-242 有效的字母异位词

/**
 * @param {string} s
 * @param {string} t
 * @return {boolean}
 */
var isAnagram = function (s, t) {
  if (s.length !== t.length) {
    return false;
  }
  // 26个字母
  const table = new Array(26).fill(0);
  for (let i = 0; i < s.length; i++) {
    table[s.codePointAt(i) - "a".codePointAt(0)]++;
  }
  for (let i = 0; i < t.length; i++) {
    table[t.codePointAt(i) - "a".codePointAt(0)]--;
    if (table[t.codePointAt(i) - "a".codePointAt(0)] < 0) {
      return false;
    }
  }
  return true;
};
// console.log(isAnagram("anagram", "nagaram"));

/**
 * @param {string} s
 * @param {string} t
 * @return {boolean}
 */
var isAnagram = function (s, t) {
  // console.log(s.split("").sort().join(""));
  // console.log(t.split("").sort().join(""));
  return s.split("").sort().join("") === t.split("").sort().join("");
};
// console.log(isAnagram("anagram", "nagaram"));