- <!DOCTYPE html>
- <style>
- div { color: green; }
- div#reverse { color: red; }
- </style>
- <div id="null" style="color: red">This text should be green</div>
- <div id="emptystring"style="color: red">This text should be green</div>
- <div id="reverse" style="color: green">This text should be green</div>
- <script>
- document.getElementById("null").style.color = null;
- document.getElementById("emptystring").style.color = "";
- document.getElementById("reverse").style.color = "some invalid color string";
- </script>
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