Javascript script to calculate factorial of n.

// © 2017 TheFlyingKeyboard and released under MIT License

    Enter a number:  <input type="text" id="data">
    <button onclick="calculate()">Convert</button>
    <p>Factorial is equal to</p>
    <p id="newText"></p>

        function calculate(){
            var data = document.getElementById("data").value;
            var n = parseInt(data);
            document.getElementById("newText").innerHTML = factorial(n);      

        function factorial(n)
            var fact = 1;

            for (var i = 2; i <= n; i++)
                fact *= i;

            return fact;


Javascript Factorial
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