Form + Audio + iframe + file upload

First, the form and its label

Written first structure

<Form action = "form submission address" menthod = "post get presented in a way"> form just outside the border

<Inpu type = "type form element" name = "button" value = "value">

                          Form elements:

　　　　　　　　Text Type:
　　　　　　　　　　Text Box: text that is not prescribed value value specified numerical lock
　　　　　　　　　　password box: password value is not specified value
　　　　　　　　　　hidden field: hidden
　　　　　　　　　　multi-line text: textarea
　　　　　　　　selection field: You can add lable
　　　　　　　　　　radio: radio set up, name value is required the same as
　　　　　　　　　　multiple choice: checkbox checkbox is selected by default
　　　　　　　　　　pull-down: <select name = "key">
                                              <option = value "value 1"> first </ option>
                                              <option value = "value2"> is selected from the second </ option >
                                              <Option value = "value 3"> Article </ Option>
                                            </ SELECT>
　　　　　　　　button:
　　　　　　　　　　supplementary button:button push button, you can add an event subsequent js
　　　　　　　　　　submit button: submit
　　　　　　　　　　reset: reset
                         file: Upload Content

Iframe tags, can nest sites such as Baidu, Sogou

                        format:

　　　　　　　　<Iframe src = "nested to address, such as https: www.baidu.com" framborder = "0 or1 1 there is a frame" name = "name your frame">

                                            Tab can be made

                   </iframe><

 

Video
                       <video>
                       Controls strip
                       loop AutoPlay
                        autoplay AutoPlay
                       <video

example:

<video>
src="https://fus.cdn.krcom.cn/001T9UXslx07smQ9hJ0s0104120iERmH0E070.mp4?label=mp4_1080p&template=1920x1080.20.0&Expires=1560582267&ssig=RgYwkYNdF7&KID=unistore,video"
controls loop autoplay>
    
</video>

　　　Case:

<form Action = " # " Method, = " POST " > <- - only to have their own form region!> 
    Username: <the INPUT of the type = " text " name = " the User " placeholder = " Please enter your user name " > <br> 
    <- inline label, value defaults usually do not write ->! 
    password: <the iNPUT of the type = " password " name = " pwd " placeholder = " Please enter your password " > <br> 
    <= the iNPUT of the type "hidden" name="hide" value="123">
   
    性别：
    <label>男：<input type="radio" name="sex" value="man" checked="checked"></label>
    <label>女：<input type="radio" name="sex" value="woman"></label>
    <br>
     爱好：
   <label>足球：<input type="checkbox" name="hobby" value="zq" checked></label>
   <label>篮球：<input type="checkbox" name="hobby" value="laq"></label>
   <label>排球：<input type="checkbox" name="hobby" value="pq"></label>
         <label></label>
          <br>
     文件上传：
         <input type="file"><br>"City"name =the SELECT<
      City:
          size="3">
             <option value="zb">淄博</option>
             <option value="bj" selected>北京</option>
             <option value="sh">上海</option>
             <option value="bj">北京</option>
             <option value="sh">上海</option>
         </select>
         <br>
         <textarea name="person" cols="50" role="10"> </textarea>
          <input type="submit" value="提交">
    <input type="reset" value="重置">
    <input type="button" value="普通按钮">
   
</form>