源代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>编程字典</title> </head> <body> <h1 id="myHeader">孙猴儿</h1> <button onclick="displayResult()">变</button> <script> function displayResult() { document.getElementById("myHeader").innerHTML = "猪八戒!"; } </script> </body> </html>
运行结果