日期:2014-05-16 浏览次数:20568 次
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <ul id="list"> <li> 123 </li> <li>456</li> <li>789</li> </ul> <script type="text/javascript"> var element = document.createElement("div"); element.className="mod"; var txtNode = document.createTextNode("hello world!"); element.appendChild(txtNode); document.body.appendChild(element); </script> </body> </html>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> <script type="text/javascript"> window.onload=function(){ var element = document.createElement("div"); element.className="mod"; var txtNode = document.createTextNode("hello world!"); element.appendChild(txtNode); document.body.appendChild(element); } </script> </head> <body> <ul id="list"> <li> 123 </li> <li>456</li> <li>789</li> </ul> </body> </html>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <ul id="list"> <li> 123 </li> <li>456</li> <li>789</li> </ul> <script type="text/javascript"> //由于需要添加将节点添加到body中,所以代码必须写在body标签之后,否则就办法获取到body元素 //或者也可以将代码写到window.onload 事件处理函数中 var element = document.createElement("div"); element.className = 'mod'; //className是属性,不是方法 var txtNode = document.createTextNode("hello world!"); element.appendChild(txtNode); document.body.appendChild(element); </script> </body> </html>