1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="utf-8">
5 <title></title>
6 <script>
7 window.onload=function(){
8 var hh = document.getElementsByTagName(‘h1‘)[0]; //window.onload为在其他的程序全部执行完以后最后执行，如果不加的话只能让输出在<h1>之后
9 hh.innerHTML = ‘cddd‘;
10 }
11 </script>
12 </head>
13 <body>
14 <h1></h1>
15 </body>
16 </html>
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title></title> 6 </head> 7 <body> 8 <h1></h1> 9 <script> 10 var hh = document.getElementsByTagName(‘h1‘)[0]; 11 hh.innerHTML = ‘eedd‘; 12 </script> 13 </body> 14 </html>
时间： 2024-10-21 12:02:39