JavaScript/roll-dice-v1.html at master · eliCoding/JavaScript · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title>Roll a  Six-Sided Die 60000 times</title>
    <script type="text/javascript">
        var frequency1 = 0;
        var frequency2 = 0;
        var frequency3 = 0;
        var frequency4 = 0;
        var frequency5 = 0;
        var frequency6 = 0;

        var face;

        for (var roll = 1; roll <= 60000; roll++) {

            face = Math.floor(Math.random() * 6 + 1);
           // alert(face);
            switch (face) {
                case 1:
                    ++frequency1;
                    break;
                case 2:
                    ++frequency2;
                    break;
                case 3:
                    ++frequency3;
                    break;
                case 4:
                    ++frequency4;
                    break;
                case 5:
                    ++frequency5;
                    break;
                case 6:
                    ++frequency6;
                    break;


            } //end switch block
        }// end for loop
        //display result in a table
        document.writeln("<table border  = \"2\">");
        document.writeln("<thead><tr><th>Face</th>" + "<th>Frequency </th> </tr> </thead>");
        document.writeln("<tbody><tr><td>1</td><td>" + frequency1 + "</td></tr>");
        document.writeln("<tr><td>2</td><td>" + frequency2 + "</td></tr>");
        document.writeln("<tr><td>3</td><td>" + frequency3 + "</td></tr>");
        document.writeln("<tr><td>4</td><td>" + frequency4 + "</td></tr>");
        document.writeln("<tr><td>5</td><td>" + frequency5 + "</td></tr>");
        document.writeln("<tr><td>6</td><td>" + frequency6 + "</td></tr>");
        document.writeln("</tbody></thead>");

    </script>
</head>
<body>

</body>
</html>