從數據庫中提取數據刪除換行

我有文本區域，當用戶提交表單時，我將數據保存到我的數據庫在db中，換行符很好地工作，但用echo顯示時，換行符消失:( 我檢查所有的東西，除去類似strip_tags的所有驗證等功能只是打印了從分貝，但同樣的事情，所以誰能告訴我哪裏出了問題？日Thnx提前純從數據庫中提取數據刪除換行

來源

2013-06-26 hemoali

使用'nl2br（ '你的文字從數據庫'）' – bystwn22

也要看用htmlspecialchars（）http://php.net/manual/en/function.htmlspecialchars.php（ IE什麼如果我輸入''） – <span class="text-secondary"> <small> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/1487944/">Waygood</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">問幾次 – <span class="text-secondary"> <small> <span></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">5<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>在<code class="prettyprint-override">textarea</code>換行符是<code class="prettyprint-override">\r\n</code>而對於瀏覽器它只是空格，你需要用<code class="prettyprint-override"><br /></code>標籤替換它們.php照顧它，你有<a href="http://www.php.net/manual/en/function.nl2br.php"><code class="prettyprint-override">nl2br</code></a>功能：</p> <pre><code class="prettyprint-override">echo nl2br($stringFromDB); </code></pre> <p><strong>注意：</strong>當你輸出用戶輸入時總是先逃脫它。所以基本上你應該做的：</p> <pre><code class="prettyprint-override">// Chaining functions like this is bad. Avoid in real world apps. echo nl2br(htmlspecialchars($stringFromDB, ENT_QUOTES, 'UTF-8')); </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/17319978">來源</a> </span> </p> <p class="text-secondary col-lg-6"> <span class="float-right date"> <span>2013-06-26 12:26:06</span> <a rel="noopener" target="_blank" href="https://stackoverflow.com/users/1283847/">Leri</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 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