JavaScript Program to find if a number is palindrome or not
Program
<!DOCTYPE html>
<html>
<head>
<title>Check Palindrome</title>
</head>
<script>
function palindrome() {
var str = document.getElementById("actualString").value;
var revStr = "";
for (var i = str.length; i >= 0; i--) {
revStr = revStr + str.charAt(i);
}
document.getElementById("reversedNumber").innerHTML = revStr;
if (str == revStr)
document.getElementById("palindromeResult").innerHTML = "Palindrome";
else
document.getElementById("palindromeResult").innerHTML = "Not Palindrome";
}
</script>
<body>
<input type="text" id="actualString" name="actualString">
<button type="submit" onclick="palindrome()">Check Palindrome</button>
<p id="reversedNumber"></p>
<p id="palindromeResult"></p>
</body>
</html>
Output
<p class="output">Check Palindrome</p>
<input type="text" id="actualString" name="actualString">
<button type="submit" onclick="palindrome()">Check Palindrome</button>
<p id="reversedNumber"></p>
<p id="palindromeResult"></p>
<script>
function palindrome() {
var str = document.getElementById("actualString").value;
var revStr = "";
for (var i = str.length; i >= 0; i--) {
revStr = revStr + str.charAt(i);
}
document.getElementById("reversedNumber").innerHTML = revStr;
if (str == revStr)
document.getElementById("palindromeResult").innerHTML = "Palindrome";
else
document.getElementById("palindromeResult").innerHTML = "Not Palindrome";
}
</script>