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JavaScript 用getElementById获取了 带换行的textarea，读取不到\n
时间：2017-01-06 来源： 作者：
textarea自动换行的换行符是什么?js如何获得它?-CSDN论..._CSDN论坛
js中如何获得textarea的换行符?
<p><strong><a href="http://www.xierhe.com/it/?a=url&k=83889ec0&u=aHR0cDovL3d3dy5jbmJsb2dzLmNvbS96aGVubWluZ2xpdS9hcmNoaXZlLzIwMTEvMTIvMjcvMjMwMzkzMS5odG1s&t=dGV4dGFyZWHmjaLooYwgLSDliJjmjK@mmI4gLSDljZrlrqLlm60=&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">textarea换行 - 刘振明 - 博客园</a></strong></p><div class="std">行内编辑时textarea的换行保存到mysql数据库为\n...如果用var str = document.getElementById("textarea...更加详细的分析和应用可以参考JavaScript的replace方法与...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=3c2e8efd&u=aHR0cDovL3poaWRhby5iYWlkdS5jb20vcXVlc3Rpb24vNTEwNTEzMjk1Lmh0bWw=&t=5oCO5LmI55SoSlMg6K6pdGV4dGFyZWEg6YeM55qEQlIg5qCH562!5Y!Y5oiQ5o2i6KGMX!eZvuW6puefpemBkw==&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">怎么用JS 让textarea 里的BR 标签变成换行_百度知道</a></strong></p><div class="std">document.getElementbyid("obj").innterHtml("内容...一楼说的不错,就是用\n替换<br>再者说,textarea...textarea的相关知识2008-05-03 关于textarea换行的...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=f9ee5168&u=aHR0cDovL3d3dy5qYjUxLm5ldC9hcnRpY2xlLzM1Mzg3Lmh0bQ==&t=5YWz5LqOdGV4dGFyZWHmj5DkuqTnmoTlhoXlrrnml6Dms5XmjaLooYznmoTop6PlhrPlip7ms5Vf5Z!656GA55!l6K!GX!iEmuacrOS5i!Wutg==&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">关于textarea提交的内容无法换行的解决办法_基础知识_脚本之家</a></strong></p><div class="std">而内容在 textarea 中显示时的换行符是 \n ,下面...document.getElementById("content").value=http://www.xierhe.com/it/content;...<script language="javascript">var str="javascript...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=87b0e409&u=aHR0cDovL3d3dy5zdHVkeW9mbmV0LmNvbS9uZXdzLzIyNi5odG1s&t=5aaC5L2V5aSE55CGdGV4dGFyZWHmjaLooYwgLSDlrabkuaDkuZ@kvJHpl7I=&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">如何处理textarea换行 - 学习也休闲</a></strong></p><div class="std">学习标签: javascript textarea 换行 本文导读:在web...因此我们需要将不显示的\r\n替换一下。 原因: 这...document.getElementById("textarea").value=http://www.xierhe.com/it/str; 2...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=fce9e62c&u=aHR0cHM6Ly93d3cub3NjaGluYS5uZXQvcXVlc3Rpb24vNTE4OV8zNjUxOQ==&t=amF2YXNjcmlwdOiOt!WPluWIsHRleHRhcmVh5paH5pys5qGG5Lit55qE5Zue6L2m5o2i6KGM56ymIC0g5byA5rqQ5Lit5Zu956S!5Yy6&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">javascript获取到textarea文本框中的回车换行符 - 开源中国社区</a></strong></p><div class="std">javascript获取到textarea文本框中的字符串中,如果包含有回车换行符,在字符串中表现为“\n”,而不是我们通常所见的“\r\n”。 发现问题 今天在做小网站的时候,...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=474a1d71&u=aHR0cDovL2Jsb2cuY3Nkbi5uZXQvc2hpc2hhb21lbmcvYXJ0aWNsZS9kZXRhaWxzLzQ0MzEyNDE=&t=SFRNTOmHjOmdolRleHRhcmVh5o2i6KGM5oC757uTIC0g6Z2g5aSp6Z2g5Zyw5LiN5aaC6Z2g6Ieq5bexIC0g5Y2a5a6i6aKR6YGTIC0gLi4u&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">HTML里面Textarea换行总结 - 靠天靠地不如靠自己 - 博客频道 - ...</a></strong></p><div class="std">比如get数据到一个TextArea里面,如“AAA BBB”,想把...先提交数据再使用Javascript对<BR />和/n进行替换 ...//换行转回车 var haha=document.getElementById("...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=eabb8198&u=aHR0cDovL3d3dy56eWJhbmcuY29tL3F1ZXN0aW9uLzUwY2NlMzgxOTFiOGYzMDI5NzNmZmQ2YzZiNDYxYTkwLmh0bWw=&t=Li4ucz1uZXcgU3RyaW5nVG9rZW5pemVyKHRleHRhcmVhLCZxdW90O1xuJnF1b3Q7KTsvL!WIpOaWreaYry4uLl@nmb7luqbkvZzkuJrluK4=&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">...s=new StringTokenizer(textarea,"\n");//判断是..._百度作业帮</a></strong></p><div class="std">//获取多行文本框中的信息String textarea=request.getParameter("textarea");//将信息按“\n”换行符进行分割StringTokenizer s=new StringTokenizer(textarea,"\n"...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=4e9fedfa&u=aHR0cDovL3d3dy5jYW1ucHIuY29tL3BocC1weXRob24vMTkwMi5odG1s&t=cGhw5aaC5L2V6I635Y!WdGV4dGFyZWHnmoTlgLzlubblpITnkIblm57ovabmjaLooYwoXHJcbinnmoTmlrnms5UgLSBQSFBfLi4u&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">php如何获取textarea的值并处理回车换行(\r\n)的方法 - PHP_...</a></strong></p><div class="std">本文实例讲述了php获取textarea的值并处理回车换行的方法。分享给大家供大家参考。...$str=$_GET['test']; echo $str.'<br />'; $arr=explode("\n",$str...</div></div> <div class="g"><p><strong><a href="http://www.xierhe.com/it/?a=url&k=cc7b8353&u=aHR0cDovL3d3dy4xMTFjbi5uZXQvcGhwZXIvcGhwLzU3MDU4Lmh0bQ==&t=cGhw6YCQ6KGM6K!75Y!WdGV4dGFyZWHlj4rlkJF0ZXh0YXJlYei!k!WHuuaNouihjOespi1QaHDlupTnlKgtUGhw5pWZ56iLLeWjuS4uLg==&s=SmF2YVNjcmlwdCDnlKhnZXRFbGVtZW50QnlJZOiOt!WPluS6hiDluKbmjaLooYznmoR0ZXh0YXJlYe!8jOivu!WPluS4jeWIsFxu" target="_blank" class="s" rel="nofollow">php逐行读取textarea及向textarea输出换行符-Php应用-Php教程-壹...</a></strong></p><div class="std">最近在研究discuz,发现后台很多设置项,都用textarea填写,然后每行一项,感觉很有意思...2.Windows下的换行是(rn); 3.在记事本中,r或n均有换行的功能;上...</div></div> </div> <p align="center" class="pageLink"></p></td> </tr> </table> <table border="0" align="center" cellpadding="0" cellspacing="8"> <tr> <td><table border="0" align="center" cellpadding="0" cellspacing="0" class="digg"> <tr> <td class="diggnum" id="diggnum"><strong><script type="text/javascript" src="/e/public/ViewClick/?classid=1&id=39370&down=5"></script></strong></td> </tr> <tr> <td class="diggit"><a href="JavaScript:makeRequest('/e/public/digg/?classid=1&id=39370&dotop=1&doajax=1&ajaxarea=diggnum','EchoReturnedText','GET','');">来顶一下</a></td> </tr> </table></td> <td><table border="0" align="center" cellpadding="0" cellspacing="0" class="digg"> <tr> <td valign="middle" class="diggnum"><strong><a href="/"><img src="/skin/default/images/back.gif" alt="返回首页" width="12" height="13" border="0" align="absmiddle" /></a></strong></td> </tr> <tr> <td class="diggit"><a href="/">返回首页</a></td> </tr> </table></td> </tr> </table> </td> </tr> </table> <table width="100%" border="0" cellspacing="0" cellpadding="0" class="box"> <tr> <td align="left"> <script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script> <ins class="adsbygoogle" style="display:inline-block;width:550px;height:300px" data-ad-client="ca-pub-5881631671576572" data-ad-slot="1532319152"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); 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