find-first-palindromic-string-in-the-array_0311.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>truncate-sentence</title>
</head>
<body>
    
</body>
<script>
const words = ["aba","car","ada","racecar","cool"];
console.log(firstPalindrome(words));

// WAY1
function firstPalindrome(words) {
    let result = words.find((word) => 
        isPalindromic(word)
    );
    return result ? result : ''
}

function isPalindromic(word) {
    return word === word.split("").reverse().join("");
}

// /** WAY 2
//  * @param {string[]} words
//  * @return {string}
//  */
// function firstPalindrome(words) {
//     let result = [];
//     words.forEach((word) => {
//         if (word === reverseString(word)) {
//             result.push(word);
//         }
//     })
//     return result[0] ? result[0] : ''
// };

// function reverseString(str) {
//     return str.split('').reverse().join('');
// }
</script>
</html>