时间：2021-07-01 10:21:17 帮助过：29人阅读
HTML中的</strong>标签（又称内联框架元素）表示了一个嵌套的浏览上下文(browsing context)，实际上是用来在当前页面中内嵌另一个HTML页面。可通过属性设置框架的宽、高、是否显示滚动条和边框。对应的属性名分别为：width、height、scrolling、frameborder。其中scrolling可设置的值有三个：yes（始终显示滚动条）、no（从不显示滚动条）、auto（默认值，在需要的情况下出现滚动条）。</p> <div class="cnblogs_code"> <pre class="brush:php;toolbar:false"><span style="color: #008080;">1</span> <span style="color: #0000ff;"><</span><span style="color: #800000;">body</span><span style="color: #0000ff;">></span> <span style="color: #008080;">2</span> <span style="color: #0000ff;"><</span><span style="color: #800000;">iframe </span><span style="color: #ff0000;">src</span><span style="color: #0000ff;">="http://www.baidu.com/"</span><span style="color: #ff0000;"> width</span><span style="color: #0000ff;">="1000"</span><span style="color: #ff0000;"> height</span><span style="color: #0000ff;">="400"</span><span style="color: #ff0000;"> scrolling</span><span style="color: #0000ff;">="auto"</span><span style="color: #0000ff;">></</span><span style="color: #800000;">iframe</span><span style="color: #0000ff;">></span> <span style="color: #008080;">3</span> <span style="color: #0000ff;"></</span><span style="color: #800000;">body</span><span style="color: #0000ff;">></span></script></pre> </div> <p><img src="https://img.gxlcms.com//Uploads-s/new/2019-09-27-201927/1000338-20160802205334825-648960501.jpg" alt="" /></p> <h2>2.form（表单）</h2> <p><form> 标签用于为用户输入创建 HTML 表单。表单能够包含 input 元素，比如文本字段、复选框、单选框、提交按钮等等。表单还可以包含 menus、textarea、fieldset、legend 和 label 元素。表单用于向服务器传输数据。</p> <ul> <li>表单的基本结构</li> </ul> <div class="cnblogs_code"> <pre class="brush:php;toolbar:false"><span style="color: #008080;">1</span> <span style="color: #0000ff;"><</span><span style="color: #800000;">form </span><span style="color: #ff0000;">name</span><span style="color: #0000ff;">="form"</span><span style="color: #ff0000;"> action</span><span style="color: #0000ff;">="URL"</span><span style="color: #ff0000;"> method</span><span style="color: #0000ff;">="get"</span><span style="color: #0000ff;">></span> <span style="color: #008080;">2</span> 用户名：<span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">type</span><span style="color: #0000ff;">="text"</span><span style="color: #ff0000;"> name</span><span style="color: #0000ff;">="uname"</span> <span style="color: #0000ff;">/></span> <span style="color: #008080;">3</span> 密 码：<span style="color: #0000ff;"><</span><span style="color: #800000;">input </span><span style="color: #ff0000;">type</span><span style="color: #0000ff;">="password"</span><span style="color: #ff0000;"> name</span><span style="color: #0000ff;">="passwd"</span> <span style="color: #0000ff;">/></span> <span style="color: #008080;">4</span> <span style="color: #0000ff;"></</span><span style="color: #800000;">form</span><span style="color: #0000ff;">></span></script></pre> </div> <ul> <li>表单可设置的属性及值的说明</li> </ul> <p> <img style="line-height: 1.5;" src="https://img.gxlcms.com//Uploads-s/new/2019-09-27-201927/1000338-20160802210047668-1810904414.jpg" alt="" /></p> <h2>3.input（表单元素：输入框）</h2> <p><input> 标签用于搜集用户信息。根据不同的 type 属性值，输入字段拥有很多种形式。输入字段可以是文本字段、复选框、掩码后的文本控件、单选按钮、按钮等等。</p> <p><input> 标签较重要的一个属性是type属性，根据type属性设置的值不同input标签会有不同的表现形式和作用。</p> <ul> <li>type属性可设置的部分值的说明</li> </ul> <p><img src="https://img.gxlcms.com//Uploads-s/new/2019-09-27-201927/1000338-20160802211054668-528760830.jpg" alt="" /></p> <p>参考： HTML <input> 标签</p></div><div id="MySignature"></div> <div class="clear"></div> </div> <div class=""> <ul class="m-news-opt fix"> <li class="opt-item"> <a href='/htmldaima-277023.html' target='_blank'><p>< 上一篇</p><p class="ellipsis">htmlmeta标签使用总结</p></a> </li> <li class="opt-item ta-r"> <a href='/htmldaima-277025.html' target='_blank'><p>下一篇 ></p><p class="ellipsis">html基础(4)新元素</p></a> </li> </ul> </div> </div> </div> <div class="g-title fix"> <h2 class="title-txt">人气教程排行</h2> </div> <div class="m-rank u-dashed mb40"> <ul> 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