2014-02-23 153 views
-2

我在PHP变量中存在HTML标签。我想按原样打印这些值。这是我的尝试。在PHP输出中打印HTML标签

$str = "A 'quote' is <b>bold</b>"; 

echo htmlentities($str); 
// Outputs: A 'quote' is &lt;b&gt;bold&lt;/b&gt; 

echo $str; //out puts as follows 

一个“报价”是大胆

但我想打印出来作为

A 'quote' is <b>bold</b> 

此外,有没有任何设置可以在PHP页面的顶部来完成,所以我不需要在每个PHP变量中使用它?

+2

不要使用html ebtities。只要echo $ str –

+0

为什么不只是'echo $ str' –

+1

如果你想逐字发送HTML标签,不要使用'htmlentities()'。如果您想在浏览器**中将标签**显示为文本文本,则需要像当前所做的那样将其转义。请说明你真正想要做什么 – Bojangles

回答

7

只需使用

$str = "A 'quote' is <b>bold</b> "; 

echo htmlspecialchars($str); 

因为htmlentities将一些字符的HTML实体。

您应该改用htmlspecialchars

它取代了如下文字:

'&' (ampersand) becomes &amp; 
'"' (double quote) becomes &quot; when ENT_NOQUOTES is not set. 
"'" (single quote) becomes &#039; only when ENT_QUOTES is set. 
'<' (less than) becomes &lt; 
'>' (greater than) becomes &gt; 

您可以检查php fiddle here

+0

它正在打印为'A'报价'是粗体'(粗体格式的粗体)。请阅读我的问题 – logan

+0

嘿,不要downvote好吧。其你你谁没有正确发布问题,然后编辑它是有道理的 – Shiva

+0

我刚刚编辑echo $ str输出。但我原来的问题是'A'报价'是加粗'是预期的输出。我没有改变这一点。仍然我的要求是'A'报价'是加粗';请编辑你的答案,接受答案 – logan

0

如果您想打印HTML,不要使用htmlentities

如果这是用户输入,您仍然应该对其进行过滤。

编辑:

如果您希望浏览器显示文本A 'quote' is <b>bold</b>htmlspecialcharshtmlentities是因为他们逃跑的HTML代码,浏览器将显示的标签,要使用正确的函数。

+0

它正在打印,因为'quote'是粗体(粗体粗体)。请阅读我的问题 – logan

+0

我正在解释的东西。我刚编辑echo $ str输出。但我原来的问题是'A'报价'是加粗'是预期的输出。我没有改变这一点。仍然我的要求是'A'报价'是加粗';请编辑您的答案以接受答案 – logan

+0

'A'报价'是加粗'已打印,并且是您指定的内容。 然后我没有看到你的问题与htmlentities。这是您的代码的输出http://jsfiddle.net/t7Kra/ –

1

这应该工作 -

$str = "A 'quote' is <b>bold</b>"; 
echo "<xmp>".$str."</xmp>"; 
//Outputs - A 'quote' is <b>bold</b> 

编辑:

<XMP>已废弃在评论中指出,这似乎是它的解决方法(使用<PRE>标签和htmlentities) -

$str = "A 'quote' is <b>bold</b>"; 
echo "<pre>".htmlentities($str)."</pre>"; 
//Outputs - A 'quote' is <b>bold</b> 
+0

太棒了!看来,我需要为所有变量每次设置

,在页面开始时是否有任何设置? – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/975199/">logan</a></span> <span></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">这是一个html标签。所以一个好主意是使用一个函数,将参数作为输入字符串并返回上面的回显。 – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/1518924/">Kamehameha</a></span> <span></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">xmp标签已被弃用检查这篇文章http://stackoverflow.com/questions/4545/what-was-the-xmp-tag-used-for – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/2490343/">Shiva</a></span> <span></span> </small> </span> </p> </div> </div> </div> </div> </div> </article> <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> </div> <div class="post-offset"> <div class="answer fmt"> <p>,使其作为设置..</p> <pre><code class="prettyprint-override">&lt;?php function my_custom_echo($str) { echo htmlspecialchars($str); } my_custom_echo("&lt;p&gt;what ever I want &lt;/P&gt;") ?&gt; </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/21968998">来源</a> </span> </p> <p class="text-secondary col-lg-6"> <span class="float-right date"> <span>2014-02-23 13:43:28</span> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/975199/">logan</a></span> </p> <p class="col-12"></p> <p class="col-12"></p></div> </div> </div> </article> <div> <script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <ins class="adsbygoogle" style="display:block" data-ad-client="ca-pub-6208739752673518" data-ad-slot="1038284119" data-ad-format="auto" data-full-width-responsive="true"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); </script> </div> </div> <div class="clearfix"> </div> <div class="relative-box"> <div class="relative">相关问题</div> <ul class="relative_list"> <li> 1. <a href="http://www.uwenku.com/question/p-fgillsxq-bee.html" target="_blank" title="在html标签中打印php元素"> 在html标签中打印php元素 </a> </li> <li> 2. <a href="http://www.uwenku.com/question/p-swymwxna-bdt.html" target="_blank" title="Ruby标签打印输出"> Ruby标签打印输出 </a> </li> <li> 3. <a href="http://www.uwenku.com/question/p-fmfsbmik-gn.html" target="_blank" title="PHP printer_open正在打印html标签"> PHP printer_open正在打印html标签 </a> </li> <li> 4. <a href="http://www.uwenku.com/question/p-vbolrzrd-bgq.html" target="_blank" title="在已经在php标签中回显的html标签中打印php变量"> 在已经在php标签中回显的html标签中打印php变量 </a> </li> <li> 5. <a href="http://www.uwenku.com/question/p-curvqhbr-xw.html" target="_blank" title="Php - 将html标签打印为文本"> Php - 将html标签打印为文本 </a> </li> <li> 6. <a href="http://www.uwenku.com/question/p-rtuijhau-nb.html" target="_blank" title="在javascript中打印html标签"> 在javascript中打印html标签 </a> </li> <li> 7. <a href="http://www.uwenku.com/question/p-gfgsvlgk-pz.html" target="_blank" title="在系统输出中打印html标签在Grails测试报告中"> 在系统输出中打印html标签在Grails测试报告中 </a> </li> <li> 8. <a href="http://www.uwenku.com/question/p-vvdayhur-wc.html" target="_blank" title="如何用qz打印html标签打印php页面?"> 如何用qz打印html标签打印php页面? 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