JAVASCRIPT

Find a palindrome using Array methods

let str = "civic";
let strReverse = str.split("").reverse().join("");

if (str === strReverse) {
  console.log("The string is a palindrome");
} else {
  console.log("NOT a palindrome");
}

palindromes array number

function isPalindrome(N) 
{
          str = " " + N;
          len = str.length;
          for (var i = 0; i < len / 2; i++)
          {
               if (str[i] != str[len - 1 - i])
                    return false;
          }           
      return true;
}

function isPalinArray(arr,n)
{
  var counter = 0;
  for (var i = 0; i < n; i++)
  {
    ans = isPalindrome(arr[i]);
    if (ans == true)
         counter++;

  }
  console.log("Number of Palindromes in the array:" + counter);

}

arr = [123, 121];
n = arr.length;

res = isPalinArray(arr, n);