Palindrome Check in javascript ~ Multiplex Coder

Question:

Write a javascript function to check whether a word or a sentence is palindrome or not irrespective of case and spaces. Name the HTML file as palin.html.

Give appropriate alerts on click of a button name is “palinbtn”. Also provide a text box named “palin” which accepts the word / sentence. The screen should be as shown in the snapshot

Examples:

LiRiL – The entry is a palindrome.
Apple – The entry is not a palindrome.
Was it a cat I saw – The entry is a palindrome.

Note : Remove all white spaces from the input given and check for palindrome for the same input ignoring case.

CODE:–

<html>

<head>

function palindrome()

{

var str=document.getElementById("palin").value;

var str=str.replace(/\s/g,"").toLowerCase();

var input=str.split("");

var output=input.reverse().join("");

if(str==output) alert("The entry is a palindrome.");

else alert("The entry is not a palindrome.");

}

</script>

</head>

<body>

<form>

Enter word/sentence to check for palindrome : <input type="text" name="palin" id="palin"><br>

</form>

</body>

</html>

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Palindrome Check in javascript

Question:

CODE:–

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