1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Document</title> 6 <script> 7 function myfunction() 8 { 9 document.getElementById("demo").innerHTML='笨笨是傻逼'; 10 } 11 </script> 12 <style> 13 14 </style> 15 </head> 16 <body> 17 <p id="demo">我的旁边坐着的是一个美女</p> 18 <button type="button" onclick="myfunction()">hit me</button> 19 20 </body> 21 </html>