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Improve palindrome example #24

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Improve palindrome example #24

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1 change: 1 addition & 0 deletions .gitignore
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.idea/
63 changes: 37 additions & 26 deletions pallindrom.html
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<html lang="en-US">
<head>
<meta charset="utf-8">
<title>digit's related problem2</title>
<title>Digit's related problem: palindrome</title>
</head>
<body>
<form id="form">
<input type="number" id="num">
<input type="submit">
<input type="number" id="num" placeholder="Type a number">

<button type="submit" title="Check if it is a palindrome">
Check
</button>
</form>
<p id="result"></p>
<script type="text/javascript">
var form=document.getElementById("form");
form.onsubmit=function()
{
var result=document.getElementById("result");
var num=document.getElementById("num").value;
var x=Number(num);
var y=x;
//var length=x.toString().length;
var sum=0;
var r=0;
while(x!==0)
{r=x%10;
sum=r+10*sum;
x=parseInt(x/10);}
if(y===sum)
result.innerHTML="Entered number is pallindrome";
else
result.innerHTML="Entered number is not pallindrome";
return false;
}
</script>

<p id="result"></p>

<script type="text/javascript">
// DOM Elements
const form = document.getElementById("form");
const result = document.getElementById("result");

form.onsubmit= function() {
const numStr = document.getElementById("num").value;

let x = Number(numStr);
let y = x;

let sum = 0;
let r = 0;

while (x!==0) {
r = x % 10;
sum = r + 10*sum;
x = parseInt(x / 10);
}

if (y === sum)
result.innerHTML = "Entered number is palindrome";
else
result.innerHTML = "Entered number is not palindrome";

return false;
}
</script>
</body>
</html>