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<!DOCTYPE html> <html> <body> <h3>如何访问 S 元素的演示</h3> <p><s id="myS">我的车是蓝色的。</s></p> <p>我的新车是银色的。</p> <p>点击按钮将不再正确的文本颜色设置为红色。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myS"); x.style.color = "red"; } </script> </body> </html>