Prime Number

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    <title>Assignment 4.9</title>
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    <h3>Write a program to check number is Prime or not</h3>
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    <script type="text/javascript">
        // Take input a number from user
            var userInput = Number(prompt('Enter number to check it\'s Prime or not...'));

            // Displaying number which is entered by user
            document.write('Entered number by you = <strong>' + userInput + '</strong><br><br>');

            // Checking number is Prime or not
            var bool = true;
            for (var i = 2; i < userInput; i++) {
                if (userInput % i == 0) {
                    bool = false;
                    break;
                }
            }
            if (bool) {
                document.write('<strong>' + userInput + '</strong> is a Prime Number');
            } else {
                document.write('<strong>' + userInput + '</strong> is not a Prime Number');
            }
    </script>
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