switch

switch executes code when a condition matches a case.

Break ends the code.

Default executes when no case is a match.

Syntax

switch (condition) {
    case 1:
        code
        break;
    case 2:
        code
        break;
    ...
    default:
        code
}

<!doctype html>
<html>
<head>
    <script>
        function hexidecimal(color) {
            var value;
            switch (color) {
                case "blue":
                    value = "0000ff";
                    break;
                case "gray":
                case "grey":
                    value = "808080";
                    break;
                case "green":
                    value = "008000";
                    break;
                case "red":
                    value = "ff0000";
                    break;
                default:
                    color = "black";
                    value = "000000";
            }
            document.write("the hexidecimal value for " + color + " is #" + value + "<br>");
        }
    </script>
</head>
<body>
    <script>
        hexidecimal("red");
        hexidecimal("green");
        hexidecimal("blue");
        hexidecimal("gray");
        hexidecimal("grey");
        hexidecimal("not-an-available-color");
    </script>
</body>
</html>

switch

Syntax

Examples

Links

Internal

External