67
2024-03-09 16:44
adminPHP获取当前网页是网站开发中常见的需求之一，通过PHP获取当前网页的URL、标题等信息可以为网站功能的实现提供便利。在本文中，我们将探讨如何运用PHP代码来获取当前网页的相关信息。
获取当前网页的URL
获取当前网页的URL是一项常见且基础的操作，可以通过以下PHP代码实现：
$url = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']; echo $url;获取当前网页的标题
要获取当前网页的标题，可以通过使用正则表达式来从网页内容中提取标题信息，具体代码如下：
$ = file_get_contents($url); // 获取网页内容
preg_match("/(.*)<\/title>/i", $html, $matches); // 通过正则表达式匹配标题
$title = $matches[1]; // 提取标题内容
echo $title;
</pre>
<h2>获取当前网页的内容</h2>
<p>如果需要获取当前网页的完整内容，可以借助PHP的相关函数来实现。以下是示例代码：</p>
<pre>
$html = file_get_contents($url); // 获取网页内容
echo $html;
</pre>
<h2>其他相关操作</h2>
<p>除了获取网页的URL、标题和内容外，还可以通过PHP实现一系列其他操作，比如获取当前网页的<meta>标签信息、页面的keywords和description等。以下是一个简单的示例：</p>
<pre>
$tags = get_meta_tags($url); // 获取<meta>标签信息
echo $tags['keywords']; // 输出keywords
echo $tags['description']; // 输出description
</pre>
<h2>总结</h2>
<p>通过本文的介绍，我们了解了如何使用PHP获取当前网页的URL、标题和内容等信息，并实现了一些相关操作。在网站开发中，掌握这些基础的操作可以为我们带来很大的便利，同时也能够更好地满足用户的需求。希望本文能够对您在PHP开发过程中有所帮助。</p>
<div class="related ">
<div>
<h2 class="newH"><a href="/php/255482.html" target="_blank">php 正则获取汉字</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/255206.html" target="_blank">php获取file数据</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/254379.html" target="_blank">php amp amp 转换</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/254135.html" target="_blank">php获取gprs数据</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/253578.html" target="_blank">php双号抢红包</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/252971.html" target="_blank">php获取pdf页数</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/252525.html" target="_blank">php 获取数字位数</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/252121.html" target="_blank">1688php代码</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251928.html" target="_blank">mobile login.php</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251912.html" target="_blank">php获取人脸轮廓</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251691.html" target="_blank">php获取王者源码</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251618.html" target="_blank">PHP配网页api</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251548.html" target="_blank">PHP点击跳转QQ</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251355.html" target="_blank">取网页源码php</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251278.html" target="_blank">胖小兔招聘PHP</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/251029.html" target="_blank">php网页内嵌pdf</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249945.html" target="_blank">php 排序获取数据‘’</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249934.html" target="_blank">获取sql语句+php</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249923.html" target="_blank">php+获取+分钟</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249855.html" target="_blank">php urlencode反转义</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249809.html" target="_blank">php获取特定前后</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249773.html" target="_blank">php mongodb获取总数</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/249325.html" target="_blank">php当前时间时区</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/248437.html" target="_blank">php文字描边</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/248121.html" target="_blank">php tp 获取地址</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/247957.html" target="_blank">php获取完成url</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/247879.html" target="_blank">php获取脚本目录</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/247651.html" target="_blank">韦易笑 php</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/247287.html" target="_blank">php 获取默认目录</a></h2>
</div>
<div>
<h2 class="newH"><a href="/php/246973.html" target="_blank">php 获取电信ip</a></h2>
</div>
</div><!-- /listbox -->
</div>
<script>
let related=document.querySelector('.related')
let h2 = document.querySelectorAll('h2')
let newH=document.querySelectorAll('.newH')
let num =h2.length-newH.length
related.style.counterReset=`my-counter ${num}`
</script>
<div class="newdigg" id="newdigg">
<div class="diggbox digg_good" onmousemove="this.style.backgroundPosition='left bottom';" onmouseout="this.style.backgroundPosition='left top';" onclick="javascript:postDigg('good',255514)">
<div class="digg_act">顶一下</div>
<div class="digg_num">(0)</div>
<div class="digg_percent">
<div class="digg_percent_bar"><span style="width:0%"></span></div>
<div class="digg_percent_num">0%</div>
</div>
</div>
<div class="diggbox digg_bad" onmousemove="this.style.backgroundPosition='right bottom';" onmouseout="this.style.backgroundPosition='right top';" onclick="javascript:postDigg('bad',255514)">
<div class="digg_act">踩一下</div>
<div class="digg_num">(0)</div>
<div class="digg_percent">
<div class="digg_percent_bar"><span style="width:0%"></span></div>
<div class="digg_percent_num">0%</div>
</div>
</div>
</div>
<!-- //评论内容区 -->
<a name='commettop'></a>
<div class="mt1">
<dl class="tbox">
<dt>
<strong>相关评论</strong>
<!--<span class="more"><a href="/plus/feedback.php?aid=255514">进入详细评论页>></a></span>-->
</dt>
<!-- //这两个ID的区块必须存在，否则JS会出错 -->
<dd id='commetcontentNew'></dd>
<dd id='commetcontent'></dd>
</dl>
</div>
<!--
//由于评论载入时使用异步传输，因此必须在最后一步加载（DIGG和评论框须放在评论内容前面）
//如果一定需要提前的把myajax.SendGet改为myajax.SendGet2，但可能会引起页面阻滞
-->
<!-- //主模板必须要引入/include/dedeajax2.js -->
<a name='postform'></a>
<div class="mt1">
<dl class="tbox">
<dt>
<strong>我要评论</strong>
<span class="more"></span>
</dt>
<dd>
<div class="dede_comment_post">
<form action="#" method="post" name="feedback">
<input type="hidden" name="dopost" value="send" />
<input type="hidden" name="comtype" value="comments">
<input type="hidden" name="aid" value="255514" />
<input type="hidden" name="fid" id='feedbackfid' value="0" />
<!-- <div class="dcmp-title">-->
<!-- <small>请自觉遵守互联网相关的政策法规，严禁发布色情、暴力、反动的言论。</small>-->
<!--</div><!-- /dcmp-title -->
<!--<div class="dcmp-stand">-->
<!-- <strong>评价:</strong>-->
<!-- <input type="radio" name="feedbacktype" checked="1" value="feedback" id="dcmp-stand-neu" /><label for="dcmp-stand-neu"><img src="/templets/default/images/cmt-neu.gif" />中立</label>-->
<!-- <input type="radio" name="feedbacktype" value="good" id="dcmp-stand-good" /><label for="dcmp-stand-good"><img src="/templets/default/images/cmt-good.gif" />好评</label>-->
<!-- <input type="radio" name="feedbacktype" value="bad" id="dcmp-stand-bad" /><label for="dcmp-stand-bad"><img src="/templets/default/images/cmt-bad.gif" />差评</label>-->
<!--</div><!-- /dcmp-stand -->
<!-- <div class="clr"></div>-->
<!-- <div class="dcmp-mood">-->
<!-- <strong>表情:</strong>-->
<!-- <ul> -->
<!-- -->
<!-- </ul>-->
<!--</div><!-- /dcmp-mood -->
<div class="dcmp-content">
<textarea cols="60" name="msg" rows="5" class="ipt-txt"></textarea>
</div><!-- /dcmp-content -->
<div class="dcmp-post"><!--未登录-->
<div class="dcmp-userinfo" id="_ajax_feedback">
用户名:<input type="text" name="username" size="16" class="ipt-txt" style="text-transform: uppercase;"/>
验证码:<input type="text" name="validate" size="4" class="ipt-txt" style="text-transform:uppercase;"/><img src= "/include/vdimgck.php" id="validateimg" style="cursor:pointer" onclick="this.src=this.src+\'?\'" title="点击我更换图片" alt="点击我更换图片" />
<!--<input type="checkbox" name="notuser" id="dcmp-submit-guest" /><label for="dcmp-submit-guest" />匿名? </label>-->
</div>
<div class="dcmp-submit">
<button type="button" onClick='PostComment()'>马上提交</button>
</div>
</div>
</form>
</div>
</dd>
</dl>
</div><!-- //评论表单区结束 -->
<script language='javascript'>
function LoadCommets(page)
{
var taget_obj = document.getElementById('commetcontent');
var waithtml = "<div style='line-height:50px'><img src='/images/loadinglit.gif' />评论加载中...</div>";
var myajax = new DedeAjax(taget_obj, true, true, '', 'x', waithtml);
myajax.SendGet2("/plus/feedback_ajax.php?dopost=getlist&aid=255514&page="+page);
DedeXHTTP = null;
}
function PostComment()
{
var f = document.feedback;
var nface = '6';
var nfeedbacktype = 'feedback';
var nvalidate = '';
// var nnotuser = '';
var nusername = '';
var npwd = '';
var taget_obj = $DE('commetcontentNew');
var waithtml = "<div style='line-height:30px'><img src='/images/loadinglit.gif' />正在发送中...</div>";
if(f.msg.value=='')
{
alert("评论内容不能为空！");
return;
}
if(f.validate)
{
if(f.validate.value=='') {
alert("请填写验证码！");
return;
}
else {
nvalidate = f.validate.value;
}
}
if(f.msg.value.length > 500)
{
alert("你的评论是不是太长了？请填写500字以内的评论。");
return;
}
if(f.feedbacktype) {
for(var i=0; i < f.feedbacktype.length; i++)
if(f.feedbacktype[i].checked) nfeedbacktype = f.feedbacktype[i].value;
}
if(f.face) {
for(var j=0; j < f.face.length; j++)
if(f.face[j].checked) nface = f.face[j].value;
}
// if(f.notuser.checked) nnotuser = '1';
if(f.username) nusername = f.username.value;
if(f.pwd) npwd = f.pwd.value;
var myajax = new DedeAjax(taget_obj, false, true, '', '', waithtml);
myajax.sendlang = 'utf-8';
myajax.AddKeyN('dopost', 'send');
myajax.AddKeyN('aid', '255514');
myajax.AddKeyN('fid', f.fid.value);
myajax.AddKeyN('face', nface);
myajax.AddKeyN('feedbacktype', nfeedbacktype);
myajax.AddKeyN('validate', nvalidate);
// myajax.AddKeyN('notuser', nnotuser);
myajax.AddKeyN('username', nusername);
myajax.AddKeyN('pwd', npwd);
myajax.AddKeyN('msg', f.msg.value);
myajax.SendPost2('/plus/feedback_ajax.php');
f.msg.value = '';
f.fid.value = 0;
if(f.validate)
{
if($DE('validateimg')) $DE('validateimg').src = "/include/vdimgck.php?"+f.validate.value;
f.validate.value = '';
}
}
function quoteCommet(fid)
{
document.feedback.fid.value = fid;
}
LoadCommets(1);
</script><!-- //评论内容区结束 -->
<script language="javascript" type="text/javascript">getDigg(255514);</script>
<div class="both"></div>
</div>
</div>
</div>
</div>
<div style="overflow:hidden">
<div class="pright">
<div class="hot">
<dl class="tbox light">
<dt><strong>热门图文</strong></dt>
<dd class='light'>
<ul class="e2">
<li>
<a href="/php/112984.html" class="title" target="_blank">php 注册session</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/113226.html" class="title" target="_blank">企业 php网站</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/117355.html" class="title" target="_blank">php漏洞 wvs</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/120174.html" class="title" target="_blank">php和java的区别？</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/122771.html" class="title" target="_blank">SH淀粉执行标准？</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/122998.html" class="title" target="_blank">学习php，就业前景怎么样？</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/128245.html" class="title" target="_blank">javascript escape php</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/129455.html" class="title" target="_blank">js如何跳出foreach双重循环？</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />306</small>
</span>
</li>
<li>
<a href="/php/113217.html" class="title" target="_blank">php 安装 cgi</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />305</small>
</span>
</li>
<li>
<a href="/php/113414.html" class="title" target="_blank">修改php代码</a>
<span class="info">
<small><img src="/images/browse.png" class="icons" />305</small>
</span>
</li>
</ul>
</dd>
</dl>
</div>
<!-- /pright -->
</dl>
</div>
</div>
</div>
<div class="both"></div>
</div>
<div class="w960 index sitemap_box">
<div class="clear center">
<div class="sp-title">
<h2>
网站地图
<span>
(共30个专题152093篇文章)
</span>
</h2>
<span class="more">
<a href='/'>返回首页</a>
</span>
</div>
</div>
<div>
<div class="linkbox">
<h3><a target='_blank' href='/yunfuwuqi/'>云服务器</a><span>(2416)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/wangluotuiguang/'>网络推广</a><span>(1716)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/zhuji/'>主机</a><span>(2876)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/houtai/'>后台</a><span>(5235)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/wangzhan/'>网站</a><span>(0)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/xitong/'>系统</a><span>(2725)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/ip/'>ip</a><span>(0)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/hulianwang/'>互联网</a><span>(3459)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/wangzhanjianshe/'>网站建设</a><span>(489)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/uisheji/'>ui设计</a><span>(2217)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/wangyesheji/'>网页设计</a><span>(2096)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/php/'>php</a><span>(1968)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/yuming/'>域名</a><span>(3198)</span></h3> <ul class="f6">
</ul></div>
<div class="linkbox">
<h3><a target='_blank' href='/wangluowenda/'>网络问答</a><span>(10492)</span></h3> <ul class="f6">
</ul></div>
</div>
</div>
<div class="col col-3">
<ul>
</ul>
</div>
<!-- //二级子类下拉菜单，考虑SEO原因放置于底部 -->
<div class="footer w960 center mt1 clear">
<p class="powered">
Powered by <a href="http://www.120keji.com/" title="易尔灵网络科技" target="_blank">易尔灵网络科技</a> 2009-2022<a href="http://www.120keji.com/" target="_blank">易尔灵网络科技</a> <a href="/sitemap.xml" target="_blank">网站地图</a></p>
<p class="copyright">
Copyright © 易尔灵网络科技</p>
<p><a target="_blank" href="http://beian.miit.gov.cn">滇ICP备2023005725号-28</a></p>
<p>本网站文章仅供交流学习,不作为商用，版权归属原作者，部分文章推送时未能及时与原作者取得联系，若来源标注错误或侵犯到您的权益烦请告知，我们将立即删除。</p>
<script>
var _hmt = _hmt || [];
(function() {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?762846b320b16c0a9c8b29c272097450";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
</script>
</div>
<script language="javascript" type="text/javascript" src="/templets/js/page.js"></script>
<script>
$(".xz360_body a").attr("target","_blank");
</script>
<!-- /footer -->
<span style="display:none"><script src="/plus/count.php?view=yes&aid=255514&mid=1" type='text/javascript' language="javascript"></script></span>
<script>
let loc=document.querySelector('.aaa')
if(loc){
loc.href=location.href.split('?')[0]
}
</script>
</body>
</html>