2014-12-13 53 views
1
<videos> 
    <video> 
     <title1>Title1</title1> 
     <title2>Title2</title2> 
     <title3>Title3</title3> 
     <title4>Title4</title4> 
     <desc> desc</desc> 
     <img> img</img> 
    </video> 
    <video> 
     <title1>Title1</title1> 
     <title2>Title2</title2> 
     <title3>Title3</title3> 
     <desc> desc</desc> 
     <img> img</img> 
    </video> 

    <video> 
     <title1>Title1</title1> 
     <title2>Title2</title2> 
     <title3>Title3</title3> 
     <title4>Title3</title4> 
     <title5>Title3</title5> 
     <desc> desc</desc> 
     <img> img</img> 
    </video> 
</videos> 

我有這種類型的XML。我想將標題計入一個視頻標籤。PHP中的XML標籤計數

也想創建文字幻燈片放映。我該怎麼做?

感謝您的幫助。

+0

http://php.net/manual/en/simplexml.examples-basic.php功能'count'將工作。並且不需要將數字添加到''標籤中。 + http://stackoverflow.com/questions/6918870/simplexml-get-child-nodes – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/1164491/">Cheery</a></span> <span>2014-12-13 05:56:50</span> </small> </span> </p> </div> </div> </div> </div> </div> </article> </div> <div class="answer-title"> <span class="text-logo margin-top-sm">A</span> <h2 class="title h4">回答</h2> </div> <div class="item-description text-md markdown-body margin-bottom-40 voidso"> <article class="board-top-1 padding-top-10"> <div class="post-col vote-info"> <span class="count">1<i class="fa fa-thumbs-up"></i></span> <i class="fa fa-check fa-2x"></i> </div> <div class="post-offset"> <div class="answer fmt"> <p>您可以開始使用<code class="prettyprint-override">SimpleXML</code>解析XML,並且只使用<code class="prettyprint-override">count()</code>:</p> <pre><code class="prettyprint-override">$xml = simplexml_load_file('path/to/xmlfile.xml'); foreach($xml->video as $video) { $titles = $video->xpath('./*[contains(name(), "title")]'); // $titles = $video->xpath('./*[substring(name(), 1, 5) = "title"]'); $count = count($titles); echo $count .'<br/>'; foreach($titles as $title) { echo $title , ' '; } echo '<br/>'; } </code></pre> </div> <div class="post-info"> <div class="post-meta row"> <p class="text-secondary col-lg-6"> <span class="source"> <a rel="noopener" target="_blank" href="https://stackoverflow.com/q/27456040">來源</a> </span> </p> <p class="text-secondary col-lg-6"> <span class="float-right date"> <span>2014-12-13 06:00:10</span> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/3859027/">Ghost</a></span> </p> <p class="col-12"></p> <p class="col-12"></p></div> </div> <!-- comments --> <div class="comments"> <div itemprop="comment" class="post-comment"> <div class="row"> <div class="col-lg-1"><span class="text-secondary">+0</span></div> <div class="col-lg-11"> <p class="commenttext">我想只計算title1,title2 – <span class="text-secondary"> <small> <span>2014-12-13 06:02:07</span> </small> </span> </p> </div> </div> </div> <div itemprop="comment" class="post-comment"> <div class="row"> <div class="col-lg-1"><span class="text-secondary">+0</span></div> <div class="col-lg-11"> <p class="commenttext">@BhumiShah什麼是預期的輸出? 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