Reverse Words 倒反單字中的英文字母順序

// return a new string
function reverseWords (string) {
    ...
}

const reverseWords = str => {
    const _getReversedWord = word => {
        let reversedWord = ``;
        for (let i = word.length - 1; i >= 0; i--) {
            reversedWord += word[i];
        }
        return reversedWord;
    };

    const _getReversedWordList = wordListArr => {
        const reversedWordList = [];
        wordListArr.forEach(word => {
            const reversedWord = _getReversedWord(word);
            reversedWordList.push(reversedWord);
        });
        return reversedWordList;
    };

    const reversedWordList = _getReversedWordList(
        str.split(` `)
    );

    return reversedWordList.join(` `);
};

console.log('--------');
console.log(reverseWords(`this is a string of words`));
console.log(reverseWords(`Coding JavaScript`));
console.log('--------');

function reverseWords(string) {
  var wordsArr = string.split(' ');
  var reversedWordsArr = [];

  wordsArr.forEach(word => {
    var reversedWord = '';
    for (var i = word.length - 1; i >= 0; i--) {
      reversedWord += word[i];
    };
    reversedWordsArr.push(reversedWord);
  });

  return reversedWordsArr.join(' ');
}

reverseWords('Coding JavaScript');