lecture0Javascript/color1.html at master · testgug3/lecture0Javascript · GitHub

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Color 0</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <script>
        document.addEventListener('DOMContentLoaded',function(){

            //changes color to red
            document.querySelectorAll('.color-change').forEach(function(button){
                button.onclick = function () {
                    document.querySelector('#hello').style.color = button.dataset.color;
                }
            });
        });
    </script>
</head>
<body>
    <h1 id="hello">Hello!</h1>
    <button class="color-change" data-color="Red">Red</button>
    <button class="color-change" data-color="Blue">Blue</button>
    <button class="color-change" data-color="Green">Green</button>
</body>
</html>