#， about:blank，javascript:路徑比較

時間 2019-12-13

標籤 blank javascript 路徑比較欄目 JavaScript 简体版

原文原文鏈接

試了一下在<a>,<img>,<iframe>中用#，about:blank和javascript:javascript

代碼以下：html

 1 <!Doctype html>
 2 <html>
 3 <head>
 4     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
 5     <title>下載</title>
 6     <style>
 7         a{
 8             border: 1px solid #000;
 9             display: block;
10             height: 20px;
11             width: 100px;
12             margin: 2px;
13         }
14         img{
15             display: block;
16             background: #CCCCCC;
17             height: 30px;
18             width: 150px;
19         }
20     </style>
21 </head>
22 <body>
23     <a href="#">#</a>
24     <a href="about:blank">about:blank</a>
25     <a href="javascript:">javascript:</a>
26 
27     <img src="about:blank" alt="about:blank">
28     <img src="#" alt="#">
29     <img src="javascript:" alt="javascript:">
30     
31     <iframe src="#" height="200" width="300"></iframe>
32     <iframe src="about:blank" height="200" width="300"></iframe>
33     <iframe src="javascript:" height="200" width="300"></iframe>
34 </body>
35 </html>