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為什么在textarea中顯示編輯內(nèi)容時(shí)，開頭總有6個(gè)多的空格

JavaScript

紅顏莎娜 2019-04-08 11:17:00

在sinaappengine上用php寫自己的博客程序。在創(chuàng)建或更新文章時(shí)，用textarea來容放文章內(nèi)容，暫時(shí)以純文本的形式將文章內(nèi)容保存到數(shù)據(jù)庫。表單是這樣的(在write_article.php中)：

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TA貢獻(xiàn)1842條經(jīng)驗(yàn) 獲得超22個(gè)贊

你后面有空格和換行，所以會(huì)這樣。內(nèi)容頂著<textarea>寫，<pre><pre>保存的時(shí)候用$content=trim($_POST["article_text"]);<pre><pre>就可以了~<pre><pre>
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                                <pre>改成：<pre><pre><textarearows="20"cols="80"name="article_text"><?phpif($op=="update"){echo$content;}?>注意textarea中不要有任何多余的東西，你原來的代碼里有換行和空格。

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