Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/java/352.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181

Warning: file_get_contents(/data/phpspider/zhask/data//catemap/3/html/72.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Java 如何提取论坛帖子';谁是jsoup的作者?_Java_Html_Tags_Jsoup - Fatal编程技术网

Java 如何提取论坛帖子';谁是jsoup的作者?

Java 如何提取论坛帖子';谁是jsoup的作者?,java,html,tags,jsoup,Java,Html,Tags,Jsoup,<div class="username_container"> <div id="yui-gen11" class="popupmenu memberaction"> <a id="yui-gen13" class="username offline popupctrl" href="member.php?u=276113" title="PilotPhill is offline"><strong>**

            <div class="username_container">

                    <div id="yui-gen11" class="popupmenu memberaction">
<a id="yui-gen13" class="username offline popupctrl" href="member.php?u=276113" title="PilotPhill is offline"><strong>**PilotPhill**</strong></a>
<ul id="yui-gen12" class="popupbody memberaction_body">

    <li class="left">

我正在尝试使用jsoup提取论坛线程的作者名称。它是强标记中的名称。我试过接近所有东西,但就是没能得到它。

有什么建议吗?我一直在使用jSoup.select(),但如果还有其他方法,我很乐意尝试。

您只需使用
文档。选择
,正如您已经发现的那样

            <div class="username_container">

                    <div id="yui-gen11" class="popupmenu memberaction">
<a id="yui-gen13" class="username offline popupctrl" href="member.php?u=276113" title="PilotPhill is offline"><strong>**PilotPhill**</strong></a>
<ul id="yui-gen12" class="popupbody memberaction_body">

    <li class="left">
Document doc = Jsoup.connect("http://www.foo.com").get();
Elements usernames = doc.select("a.username strong");
for (Element username: usernames) {
    System.out.println("found username: " + username.text();
}
a.username strong
表示:标签
strong
内部标签
a
具有属性
class
的值
username
,如:

            <div class="username_container">

                    <div id="yui-gen11" class="popupmenu memberaction">
<a id="yui-gen13" class="username offline popupctrl" href="member.php?u=276113" title="PilotPhill is offline"><strong>**PilotPhill**</strong></a>
<ul id="yui-gen12" class="popupbody memberaction_body">

    <li class="left">
<a id="yui-gen13" class="username offline popupctrl" 
    href="member.php?u=276113" title="PilotPhill is offline">
    <strong>**PilotPhill**</strong>
</a>