下面就是重要的标签： <html></html> 创建一个HTML文档，是网页源代码的开始符和结束符，每一个网页的源代码必定是以这两个标签开始和结束. <head></head> 设置文档标题和其它在网页中不显示的信息 <title></title> 设置文档的标题 <h1></h1> 最大的标题 <pre class="brush:php;toolbar:false">
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预先格式化文本
下划线
黑体字
斜体字
打字机风格的字体
引用,通常是斜体
强调文本(通常是斜体加黑体)
加重文本(通常是斜体加黑体)
设置字体大小从1到7，颜色使用名字或RGB的十六进制值
基准字体标记
字体加大
字体缩小
加删除线 程式码
键盘字
范例
变量
向右缩排
述语定义
地址标记
上标字
下标字
<![CDATA[...]]> 固定宽度字体(在文件中空白、换行、定位功能有效)
<![CDATA[...</plaintext>固定宽度字体 (不执行标记符号) <listing>...</listing> 固定宽度小字体 <font color="00ff00">...</font>字体颜色 <font size="1">...</font>最小字体 <font style="font-size:100 px">...</font>无限增大============================〈格式标志〉============================<p></p> 创建一个段落 <p align=""> 将段落按左、中、右对齐 <br>换行 插入一个回车换行符</p>
<blockquote></blockquote> 从两边缩进文本<dl></dl> 定义列表<dt> 放在每个定义术语词前</dt>
<dd> 放在每个定义之前<ol></ol> 创建一个标有数字的列表<ul></ul> 创建一个标有圆点的列表<li> 放在每个列表项之前,若在<ol></ol>之间则每个列表项加上一个数字,若 在<ul></ul>之间则每个列表项加上一个圆点 <div align=""></div> 用来排版大块HTML段落,也用于格式化表<menu> 选项清单<dir> 目录清单<nobr></nobr> 强行不换行<hr size="9" width="80%" color="ff0000">水平线(设定宽度)<center></center> 水平居中=====================〈链接标志表格标志〉=============================<a href="URL"></a> 创建超文本链接<a href="mailtEMAIL"></a> 创建自动发送电子邮件的链接<a name="name"></a> 创建位于文档内部的书签<a href="#name"></a> 创建指向位于文档内部书签的链接<base> 文档中不能被该站点辨识的其它所有链接源的URL<link> 定义一个链接和源之间的相互关系=================== 链接标记注解：========================◆target="..."决定链接源在什么地方显示(用户自定义的名 字，_blank,_parent,_self,_top◆rel="..."发送链接的类型◆rev="..."保存链接的类型◆accesskey="..." 指定该元素的热键◆shape="..."允许我们使用已定义的形状定义客户端的图形镜像(default，rect，circle，poly◆coord="..." 使用像素或者长度百分比来定义形状的尺寸◆tabindex="..."使用定义过的tabindex元素设置在各个元素之间的焦点获取顺序(使 用tab键使元素获得焦点)==================== 表格标记注解：=====================<table></table> 创建一个表格 <tr></tr> 表格中的每一行<td></td> 表格中一行中的每一个格子<th></th> 设置表格头:通常是黑体居中文字<table cellspacing=""> 设置表格格子之间空间的大小<table border=""> 设置边框的宽度<table cellpadding=""> 设置表格格子边框与其内部内容之间空间的大小<table width=""> 设置表格的宽度。用绝对像素值或总宽度的百分比<table align=""> 设置表格格子的水平对齐方式(left,center,right,justify)<tr align=""> 设置表格格子的水平对齐方式(left,center,right,justify)</tr>
<tr valign=""> 设置表格格子的垂直对齐方式(baseline,bottom,middle,top)<td colspan=""> 设置一个表格格子跨占的列数(缺省值为1) </td>
<td rowspan=""> 设置一个表格格子跨占的行数(缺省值为1) </td>
<td nowrap> 禁止表格格子内的内容自动断行<caption></caption> 表格的标题<colgroup></colgroup> 定义多个列为一组列<table></table> 创建一个表格 <thead></thead> 定义表格的页眉<col> 定义一个列组中的列，以便对它们能够同时设置有关属性</td>
</tr>
<tbody></tbody> 定义一个表格的实体<tfoot></tfoot> 定义一个表格的页脚 <p class="sycode"> </p>
<p>版权声明：本文为博主原创文章，未经博主允许不得转载。</p> </table>
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$(this).find('.contentsignin').show();
},function(){
$(this).find('.contentsignin').hide();
});
//不给复制
$('.code').bind("cut copy paste",function(e) {
e.preventDefault();
});
$('.code .contentsignin').click(function(){
$(document).trigger("api.loginpopbox");
})
}else{
// 获取所有的 <pre> 元素
var preElements = document.querySelectorAll('pre');
preElements.forEach(function(preElement) {
// 创建复制按钮
var copyButton = document.createElement('button');
copyButton.className = 'copy-button';
copyButton.textContent = '复制';
// 添加点击事件处理程序
copyButton.addEventListener('click', function() {
// 获取当前按钮所属的 <pre> 元素中的文本内容
var textContent = preElement.textContent.trim();
// 创建一个临时 textarea 元素并设置其值为 <pre> 中的文本内容
var tempTextarea = document.createElement('textarea');
tempTextarea.value = textContent;
// 将临时 textarea 添加到文档中
document.body.appendChild(tempTextarea);
// 选中临时 textarea 中的文本内容并执行复制操作
tempTextarea.select();
document.execCommand('copy');
// 移除临时 textarea 元素
document.body.removeChild(tempTextarea);
// 更新按钮文本为 "已复制"
this.textContent = '已复制';
});
// 创建AI写代码按钮
var aiButton = document.createElement('button');
aiButton.className = 'copy-button';
aiButton.textContent = 'AI写代码';
aiButton.style.marginLeft = '5px';
aiButton.style.marginRight = '5px';
// 添加点击事件处理程序
aiButton.addEventListener('click', function() {
// Generate a random number between 0 and 1
var randomChance = Math.random();
// If the random number is less than 0.5, open the first URL, else open the second
if (randomChance < 0.5) {
window.open('https://www.doubao.com/chat/coding?channel=php&source=hw_db_php', '_blank');
} else {
window.open('https://click.aliyun.com/m/1000402709/', '_blank');
}
});
// 将按钮添加到 <pre> 元素前面
preElement.parentNode.insertBefore(copyButton, preElement);
preElement.parentNode.insertBefore(aiButton, preElement);
});
}
})
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;
}
function getCookie(name) {
var cookieArr = document.cookie.split(";");
for(var i = 0; i < cookieArr.length; i++) {
var cookiePair = cookieArr[i].split("=");
if(name == cookiePair[0].trim()) {
return decodeURIComponent(cookiePair[1]);
}
}
return null;
}
function aiask(ask){
layer.open({
type: 2,
area: ['1300px', '750px'],
content: 'https://www.php.cn/help/ask?q='+encodeURIComponent(ask),
fixed: true, // 不固定
//maxmin: true,
shadeClose: true,
title:"智能小助手",
btnAlign: 'c',
yes: function(index, layero){
// 获取 iframe 的窗口对象
var iframeWin = window[layero.find('iframe')[0]['name']];
var elemMark = iframeWin.$('#mark'); // 获得 iframe 中某个输入框元素
var value = elemMark.val();
if($.trim(value) === '') return elemMark.focus();
// 显示获得的值
layer.msg('获得 iframe 中的输入框标记值：'+ value);
}
});
}
</script>
<!--底部浮动层-->
<!--
<div class="phpFudong">
<div class="phpFudongIn">
<div class="phpFudongImg"></div>
<div class="phpFudongXue">登录PHP中文网，和优秀的人一起学习！</div>
<div class="phpFudongQuan">全站<span>2000+</span>教程免费学</div>
<div class="phpFudongCode"><a href="javascript:;" id="login" title="微信扫码登录">微信扫码登录</a></div>
<div class="phpGuanbi" onclick="$('.phpFudong').hide();"></div>
<div class="clear"></div>
</div>
</div>
--><!--底部浮动层 end-->
<!--侧导航-->
<style>
.layui-fixbar{display: none;}
</style>
<div class="phpSdhBox" style="height:240px !important;">
<li>
<div class="phpSdhIn">
<div class="phpSdhTitle">
<a href="/k24.html" target="_blank" class="hover" title="PHP学习">
<b class="icon1"></b>
<p>PHP学习</p>
</a>
</div>
</div>
</li>
<li>
<div class="phpSdhIn">
<div class="phpSdhTitle">
<a href="https://www.php.cn/blog/detail/1047189.html" target="_blank">
<b class="icon2"></b>
<p>技术支持</p>
</a>
</div>
</div>
</li>
<li>
<div class="phpSdhIn">
<div class="phpSdhTitle">
<a href="#">
<b class="icon6"></b>
<p>返回顶部</p>
</a>
</div>
</div>
</li>
</div>
<!--侧导航 end-->
<!-- Matomo -->
<script>
var _paq = window._paq = window._paq || [];
/* tracker methods like "setCustomDimension" should be called before "trackPageView" */
_paq.push(['trackPageView']);
_paq.push(['enableLinkTracking']);
(function() {
var u="https://tongji.php.cn/";
_paq.push(['setTrackerUrl', u+'matomo.php']);
_paq.push(['setSiteId', '7']);
var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);
})();
</script>
<!-- End Matomo Code -->
</body>
</html>]]></plaintext></div></div> 
