源代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>享学课堂</title> </head> <body> <h1 id="myH"></h1> <p id="myP"></p> <script> /* document.getElementById("myH").innerHTML = "Welcome to my Homepage"; document.getElementById("myP").innerHTML = "This is my first paragraph."; */ </script> <p><strong>注意:</strong>代码块不执行.</p> </body> </html>
运行结果