技术文章 > 后端开发 > php教程
a b c asdfasdf d e f"; $search="/(.*)<\/textarea>?/is"; preg_match_all($search,$strr,$m_arr); print_r($m_arr); ?> </pre></dl><br /><br />这段代码，怎样实现，匹配出2个<textarea>？<br />现在的匹配结果是：<br /><dl class='code'>HTML code<pre class="brush:php;toolbar:false"> <!-- Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ --> Array ( [0] => Array ( [0] => <textarea> a b c asdfasdf d e f ) [1] => Array ( [0] => a b c asdfasdf d e f ) ) </pre></dl><br /><br />2个textarea只匹配成一个了。我那个正则应该怎样修改？<br /><br />非常感谢！<br><br /><font color='#e78608'>------解决方案--------------------</font><br />$search="/<textarea>(.*)<\/textarea>/iUs"; <br /><font color='#e78608'>------解决方案--------------------</font><br />$search="/<textarea>(.*?)<\/textarea>/iUs"; <br /><font color='#e78608'>------解决方案--------------------</font><br />$search="/<textarea>(.*?)<\/textarea>/is"; <br /><font color='#e78608'>------解决方案--------------------</font><br />$search="/<textarea>(.*?)<\/textarea>/is";楼上很多正解……？加在*后面才是最小匹配，而不是最后面 <div class="clear"></p> </div> <div class="nphpQianMsg"><a href="//m.sbmmt.com/m/search?word=textarea">textarea</a> <a href="//m.sbmmt.com/m/search?word=gt">gt</a> <a href="//m.sbmmt.com/m/search?word=quot">quot</a> <a href="//m.sbmmt.com/m/search?word=lt">lt</a> <a href="//m.sbmmt.com/m/search?word=search">search</a><a href="//m.sbmmt.com/m/course/list/29/type/2.html">PHP课程</a><a href="//m.sbmmt.com/m/course/list/11.html">HTML视频教程</a><a href="//m.sbmmt.com/m/course/list/12.html">CSS视频</a><a href="//m.sbmmt.com/m/course/list/17.html">JS视频教程</a><a href="//m.sbmmt.com/m/course/list/18.html">Vue视频教程</a><div class="clear"></div></div> <div class="nphpQianSheng"><span>声明：</span>本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn核实处理。</div> <!-- <div class="nphpFen"> <span><a href="javascript:;"><b></b>分享</a></span> <em class="icon1"><b></b>收藏</em> <i class="icon1"><b></b>点赞</i> <div class="clear"></div> </div> --> </div> <script type="text/javascript" src="//m.sbmmt.com/sw/hezuo/16e561434ad42f17963b25d80a9fabeb.html" ></script> <div class="nphpSytBox"> <span>上一条：<a class="dBlack" href="//m.sbmmt.com/m/faq/217707.html"> php fopen() 函数有关问题 </a></span> <span>下一条：<a class="dBlack" href="//m.sbmmt.com/m/faq/217709.html"> PHP解析JSON数据，怎么增加一个判断，URL地址是否是图片 </a></span> </div> <div class="wwads-cn wwads-horizontal" data-id="164" style="max-width:100%"></div> <div class="nphpSytBox1"> <div class="nphpShou"> <script type="text/javascript" src="//m.sbmmt.com/sw/hezuo/7295e38849324c4a3f458e359856409d.html" ></script> <div class="clear"></div> </div> <ul class="nphpBian"> <li> <a href="//m.sbmmt.com/m/blog/detail/1046940.html"><span class="bg1"></span><dl><dt>编程学习群</dt><dd>技术答疑交流</dd></dl><div class="clear"></div></a> </li> <li> <a href="javascript:window.location.href = 'https://mp.weixin.qq.com/s?__biz=Mzk0MTE2MDU0Ng==&mid=2247487529&idx=1&sn=f4f9feda0951312daebe69478f219e7a&chksm=c2d7f124f5a0783233d879a6de3c59165dc2520e15813860b5bace817a6e08e530d454abd3c6#rd';"><span class="bg2"></span><dl><dt>关注公众号</dt><dd>获取学习资源</dd></dl><div class="clear"></div></a> </li> <div class="clear"></div> </ul> </div> <div class="nphpSytBox2"> <div class="nphpZbktTitle"> <h2>相关文章</h2> <em><a href="//m.sbmmt.com/m/article.html" class="bBlack"><i>查看更多</i><b></b></a></em> <div class="clear"></div> </div> <ul class="nphpXgwzList"> <!-- <li><b></b><a href="//m.sbmmt.com/jump/go.php?url=https%3A%2F%2Fm.sbmmt.com%2Fvip_mobile.html" class="aBlack" style="color: red;" rel="nofollow">❤️🔥共22门课程，总价3725元，会员免费学</a><div class="clear"></div></li> --> <!-- <li><b></b><a href="//m.sbmmt.com/jump/go.php?url=https%3A%2F%2Fm.php.cn%2Farticle%2F496353.html" class="aBlack" style="color: red;" rel="nofollow">❤️🔥接口自动化测试不想写代码？</a><div class="clear"></div></li> --> <li><b></b><a href="//m.sbmmt.com/m/faq/575550.html" class="aBlack">PHP和Vue.js开发安全性最佳实践：防止恶意脚本注入攻击方法</a><div class="clear"></div></li> <li><b></b><a href="//m.sbmmt.com/m/faq/575462.html" class="aBlack">利用Python和WebDriver检查网站的可用性</a><div class="clear"></div></li> <li><b></b><a href="//m.sbmmt.com/m/faq/575493.html" class="aBlack">使用PHP和WebDriver扩展实现网页截屏功能的方法</a><div class="clear"></div></li> <li><b></b><a href="//m.sbmmt.com/m/faq/575188.html" class="aBlack">PHP如何对接腾讯云对象存储服务实现文件存储和管理功能</a><div class="clear"></div></li> <li><b></b><a href="//m.sbmmt.com/m/faq/575416.html" class="aBlack">如何使用PHP和MQTT为移动应用添加实时通讯录同步功能</a><div class="clear"></div></li> </ul> </div> <script type="text/javascript" src="//m.sbmmt.com/sw/hezuo/cf85c41f1b0ce5f8359e5229784c31e4.html" ></script> <div class="nphpSytBox2"> <div class="nphpTjkcTitle"> <ul class="nphpTjkcMenu menu1"> <li class="current">热门课程</li> <div class="clear"></div> </ul> <div class="clear"></div> </div> <div class="nphpRmkcBox" style="padding-top:0px;"> <ul class="nphpRmkcList"> <li> <a href="//m.sbmmt.com/m/course/1475.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/001/63885f486655e517.png" alt="PHP Workerman 基础与实战：即时通讯聊天系统（ThinkPHP6）" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/001/63885f486655e517.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1475.html" title="PHP Workerman 基础与实战：即时通讯聊天系统（ThinkPHP6）" class="aBlack">PHP Workerman 基础与实战：即时通讯聊天系统（ThinkPHP6）</a></dt> <dd> <span> <em> <h2>￥189</h2> <i>￥399</i> <div class="clear"></div> </em> <p>已抢15719个</p> </span> <b><a href="//m.sbmmt.com/m/course/1475.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> <li> <a href="//m.sbmmt.com/m/course/1467.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/068/63368f77cf7bb697.png" alt="自己动手写 PHP MVC 框架(40节精讲/巨细/新人进阶必看)" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/068/63368f77cf7bb697.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1467.html" title="自己动手写 PHP MVC 框架(40节精讲/巨细/新人进阶必看)" class="aBlack">自己动手写 PHP MVC 框架(40节精讲/巨细/新人进阶必看)</a></dt> <dd> <span> <em> <h2>￥59</h2> <i>￥199</i> <div class="clear"></div> </em> <p>已抢48746个</p> </span> <b><a href="//m.sbmmt.com/m/course/1467.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> <li> <a href="//m.sbmmt.com/m/course/1544.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/068/643f906649dbd391.png" alt="swoole从入门到精通(第一季)" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/068/643f906649dbd391.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1544.html" title="swoole从入门到精通(第一季)" class="aBlack">swoole从入门到精通(第一季)</a></dt> <dd> <span> <em> <h2>￥119</h2> <i>￥129</i> <div class="clear"></div> </em> <p>已抢3844个</p> </span> <b><a href="//m.sbmmt.com/m/course/1544.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> <li> <a href="//m.sbmmt.com/m/course/1545.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/068/643f91584ff3d763.png" alt="swoole项目实战(第二季)" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/068/643f91584ff3d763.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1545.html" title="swoole项目实战(第二季)" class="aBlack">swoole项目实战(第二季)</a></dt> <dd> <span> <em> <h2>￥119</h2> <i>￥129</i> <div class="clear"></div> </em> <p>已抢1572个</p> </span> <b><a href="//m.sbmmt.com/m/course/1545.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> <li> <a href="//m.sbmmt.com/m/course/1546.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/068/643f92bf37213706.png" alt="swoole入门物联网开发与实战" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/068/643f92bf37213706.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1546.html" title="swoole入门物联网开发与实战" class="aBlack">swoole入门物联网开发与实战</a></dt> <dd> <span> <em> <h2>￥119</h2> <i>￥129</i> <div class="clear"></div> </em> <p>已抢1813个</p> </span> <b><a href="//m.sbmmt.com/m/course/1546.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> <li> <a href="//m.sbmmt.com/m/course/1563.html"><img data-src="//m.sbmmt.com/img/upload/course/000/000/067/6491138c05f26215.png" alt="前端开发（基础+实战项目合集）" class="lazyload" src="//m.sbmmt.com/img/upload/course/000/000/067/6491138c05f26215.png" onerror="this.src='/static/mobimages/moren/236_132.png'"/></a> <dl> <dt><a href="//m.sbmmt.com/m/course/1563.html" title="前端开发（基础+实战项目合集）" class="aBlack">前端开发（基础+实战项目合集）</a></dt> <dd> <span> <em> <h2>￥800</h2> <i>￥1200</i> <div class="clear"></div> </em> <p>已抢2860个</p> </span> <b><a href="//m.sbmmt.com/m/course/1563.html">抢</a></b> <div class="clear"></div> </dd> </dl> <div class="clear"></div> </li> </ul> </div> <div class="nphpShou2"> <a href="//m.sbmmt.com/m/app/" class="aRed"><b></b><em>打开APP，随时随地在线学习！</em><span></span></a> <div class="clear"></div> </div> </div> </div> <!--主体 end--> <!--底部菜单--> <div class="nphpFoot" id="nphpFoot" style="display:none;"> <div class="nphpApp"> <div class="nphpAppIn"> <span onclick="$('.nphpApp').hide()"></span> <dl> <dt><a href="//m.sbmmt.com/m/coding/jp11.html?article_bottom" title="无奋斗 不青春" class="aBlack">无奋斗 不青春</a></dt> <dd>解锁编程技能，一站式学习PHP！</dd> </dl> <i><a style="width: 86px;" href="//m.sbmmt.com/m/coding/jp11.html?article_bottom" title="立即学习">立即学习</a></i> <div class="clear"></div> </div> </div> </div> <!--底部菜单--> <!--右侧菜单--> <div class="nphpYouBox" style="display: none;"> <div class="nphpYouBg"> <div class="nphpYouTitle"><span onclick="$('.nphpYouBox').hide()"></span><a href="//m.sbmmt.com/m/"></a><div class="clear"></div></div> <ul class="nphpYouList"> <li><a href="//m.sbmmt.com/m/"><b class="icon1"></b><span>首页</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/course.html"><b class="icon2"></b><span>课程</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/article.html"><b class="icon3"></b><span>文章</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/wenda.html"><b class="icon4"></b><span>问答</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/blog.html"><b class="icon5"></b><span>博客</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/dic.html"><b class="icon6"></b><span>词典</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/course/type/99.html"><b class="icon7"></b><span>手册</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/xiazai/"><b class="icon8"></b><span>资源</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/search"><b class="icon9"></b><span>搜索</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/app/"><b class="icon10"></b><span>APP下载</span><div class="clear"></div></a></li> <li><a href="//m.sbmmt.com/m/mk.html"><b class="icon11"></b><span>PHP培训</span><em>新</em><div class="clear"></div></a></li> <div class="clear"></div> </ul> </div> </div> <!--右侧菜单 end--> <!--顶部导航--> <div class="nphpDing" style="display: none;"> <div class="nphpDinglogo"><a href="//m.sbmmt.com/m/faq/#"></a></div> <div class="nphpNavIn1"> <div class="swiper-container nphpNavSwiper1"> <div class="swiper-wrapper"> <div class="swiper-slide"><a href="//m.sbmmt.com/m/" >首页</a></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/course.html" >课程</a></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/map.html">路径</a></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/article.html" class="hover">文章</a></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/mk.html" title="PHP培训">PHP培训</a><b></b></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/coding.html">精品课</a></div> <div class="swiper-slide"><a href="//m.sbmmt.com/m/xiazai" >下载</a></div> <div class="clear"></div> </div> </div> <script> var swiper = new Swiper('.nphpNavSwiper1', { slidesPerView : 'auto' }); </script> </div> </div> <!--顶部导航 end--> </div> <script> var href = window.location.href; var title = document.title; var num = Math.floor(Math.random() * 10000 + 1); var newscript = document.createElement('script'); newscript.setAttribute('type','text/javascript'); newscript.setAttribute('src',"https://count.php.cn/index.php/api/statistics/phpcn?url="+encodeURIComponent(href)+"&title="+encodeURIComponent(title)+"&"+num); var head = document.getElementsByTagName('head')[0]; head.appendChild(newscript); (function () { var bp = document.createElement('script');var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') {bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';} else {bp.src = 'http://push.zhanzhang.baidu.com/push.js';} var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://m.sbmmt.com/hm.js?c0e685c8743351838d2a7db1c49abd56"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> <script>isLogin = 0;</script> <script type="text/javascript" src="//m.sbmmt.com/m/static/layui/layui.js"></script> <script type="text/javascript" src="//m.sbmmt.com/m/static/js/global.js?4.9.47"></script> <script> var returnCitySN = ''; </script> <script type="text/javascript" charset="UTF-8" src="//m.sbmmt.com/ip/city.php?sign=e9abc5ef452b839cc0e283bf5773961f"></script> <script> var cname = returnCitySN.cname; var cname = cname.split("|"); function setCookie(name,value,iDay){ //name相当于键，value相当于值，iDay为要设置的过期时间（天） var oDate = new Date(); oDate.setDate(oDate.getDate() + iDay); document.cookie = name + '=' + value + ';path=/;domain=.php.cn;expires=' + oDate; } //读cookies function getCookiea(name) { var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)"); if(arr=document.cookie.match(reg)) return arr[2]; else return null; } var ad = getCookiea('ad'); if(ad) { var num = parseInt(ad)+1; } else { var num = 1; } if(num <= 2000) { if( returnCitySN == '' || encodeURIComponent(returnCitySN.cname).indexOf('%E5%8C%97%E4%BA%AC') != -1 ) { $('#nphpFoot').remove(); } else { $('#nphpFoot').show(); $(document).ready(function(){ $('.nphpQianCont').before('<div class="nphpShou"><a href="https://work.weixin.qq.com/kfid/kfc8cc2d6defcf3c202" targe="_blank" style="width:100%;" rel="nofollow" class="aRed"><b class="icon2"></b><em style=" font-style:normal">【'+cname[2]+'】PHP编程学习，咨询领取优惠！</em><span></span></a></div>') }) } setCookie('ad',num,1) } </script> </div> <script src="https://vdse.bdstatic.com//search-video.v1.min.js"></script> <link rel='stylesheet' id='_main-css' href='//m.sbmmt.com/m/static/css/viewer.min.css' type='text/css' media='all'/> <script type='text/javascript' src='//m.sbmmt.com/m/static/js/viewer.min.js?1'></script> <script type='text/javascript' src='//m.sbmmt.com/m/static/js/jquery-viewer.min.js'></script> <script> jQuery.fn.wait = function (func, times, interval) { var _times = times || -1, //100次 _interval = interval || 20, //20毫秒每次 _self = this, _selector = this.selector, //选择器 _iIntervalID; //定时器id if( this.length ){ //如果已经获取到了，就直接执行函数 func && func.call(this); } else { _iIntervalID = setInterval(function() { if(!_times) { //是0就退出 clearInterval(_iIntervalID); } _times <= 0 || _times--; //如果是正数就 -- _self = $(_selector); //再次选择 if( _self.length ) { //判断是否取到 func && func.call(_self); clearInterval(_iIntervalID); } }, _interval); } return this; } $("table.syntaxhighlighter").wait(function() { $('table.syntaxhighlighter').append("<p class='cnblogs_code_footer'><span class='cnblogs_code_footer_icon'></span></p>"); }); $(document).on("click", ".cnblogs_code_footer",function(){ $(this).parents('table.syntaxhighlighter').css('display','inline-table');$(this).hide(); }); $('.nphpQianCont').viewer({navbar:true,title:false,toolbar:false,movable:false,viewed:function(){$('img').click(function(){$('.viewer-close').trigger('click');});}}); $(function() { $(".nphpFen em").click(function(){ if($(this).hasClass("icon1")){ $(this).removeClass("icon1").addClass("icon2").html("<b></b>已收藏") }else{ $(this).removeClass("icon2").addClass("icon1").html("<b></b>收藏") } }) $(".nphpFen i").click(function(){ if($(this).hasClass("icon1")){ $(this).removeClass("icon1").addClass("icon2").html("<b></b>已点赞") }else{ $(this).removeClass("icon2").addClass("icon1").html("<b></b>点赞") } }) }) </script> </body> </html>
