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<!DOCTYPE html> <html> <body> <h3>演示如何创建 BLOCKQUOTE 元素</h3> <p>请点击按钮来创建 BLOCKQUOTE 元素，此引用的来源是 worldwildlife.org。</p> <button onclick="myFunction()">试一下</button> <script> function myFunction() { var x = document.createElement("BLOCKQUOTE"); var t = document.createTextNode("For 50 years, WWF has been protecting the future of nature."); x.setAttribute("cite", "http://www.worldwildlife.org/who/index.html"); x.appendChild(t); document.body.appendChild(x); } </script> </body> </html>