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JavaScript Practice Questions And Answer

Problem: Write a program to accept N number from user and check and print only palindrome numbers.
Solution:

            <html>
             <head>
              <script>
                function palin()
               {
                 var n = 121 
                    var temp = n
                    var rev=0
                    while(n>0)
                    {
                    var r = n%10
                    n = parseInt(n/10)
                    rev = rev*10 + r
                }
                    if(temp == rev)
                    {
                        document.write("Palindrome")
                    }
                    else
                    {
                        document.write("Not Palindrome")
                    }
                }
                 </script>
               </head>
                 <body>
                  <input type="button" value="Go" onclick="palin()" />
                 </body>
            </html>

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