JavaScript:改变 HTML 内容
1 <!DOCTYPE html> 2 <html> 3 4 <head> 5 <meta charset="UTF-8"> 6 <title>JavaScript:改变 HTML 内容</title> 7 8 <script> 9 function myFunction() { 10 x = document.getElementById("demo"); 11 console.dir(x); 12 x.innerHTML = "Hello JS~"; 13 } 14 </script> 15 </head> 16 17 <body> 18 19 <p id="demo">js能够改变html元素的内容。</p> 20 <button type="button" onclick="myFunction()">点击这里</button> 21 22 </body> 23 24 </html>