以前看了JS方面的书,如今用到了,书看得再多,不用就忘了,所以经常用用你所学到的知识,温故知新。
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<!DOCTYPE html> <html> <head> <meta http-equiv= "Content-Type"
content= "text/html;charset=utf-8" />
<title> ###</title>
<meta keywords= "商品目录" />
<meta description= "JS查找孩子节点" />
<script type= "text/javascript" >
function
getContent()
{
var
x=document.getElementById( "content" );
for ( var
i=0;i<x.childNodes.length;i++)
{
if ((content=x.childNodes[i].innerHTML)== "目录" )
{
var
next=x.childNodes[i].nextSibling.nextSibling.textContent;
alert(next);
}
}
}
window.onload=getContent;
</script> </head> <body> <div id= "content" >
<h3>商品</h3> <div id= "1" >
<p > this
is the first paragragh</p>
</div> <h3>作者</h3> <div id= "2" >
<p> this
is the second paragragh</p>
</div> <h3>目录</h3> <div id= "3" >
<p> this
is the third paragragh</p>
</div> </div> </body> </html> |
还需要努力和实践,坚持,加油。