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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>

<script id="jsbin-javascript">
var isPalindrome = function(x) {
    xArray = x.toString().split("").map(function(element){
        return element * 1;
    });
    console.log(xArray);
    let num1 = 0;
    let num2 = xArray.length - 1;
    let flag = true;

    while ((flag === true) && (num1 < Math.floor(xArray.length / 2))) {
        if (num1 === num2){
            ++num1;
            --num2;
        }
        else {
            flag = false;
        }
    }

    if (flag = true) {
        return true;
    }
    else {
        return false;
    }
};

console.log(isPalindrome(123456));
</script>


<script id="jsbin-source-javascript" type="text/javascript">var isPalindrome = function(x) {
    xArray = x.toString().split("").map(function(element){
        return element * 1;
    });
    console.log(xArray);
    let num1 = 0;
    let num2 = xArray.length - 1;
    let flag = true;

    while ((flag === true) && (num1 < Math.floor(xArray.length / 2))) {
        if (num1 === num2){
            ++num1;
            --num2;
        }
        else {
            flag = false;
        }
    }

    if (flag = true) {
        return true;
    }
    else {
        return false;
    }
};

console.log(isPalindrome(123456));</script></body>
</html>