<!DOCTYPE html><html lang="en"> <head> <meta charset="UTF-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Document</title> </head> <body> <!-- autofocus自动焦点 --> <!-- <form action="">向何处发送表单数据 --> <form action="" method="post"> <div> <label for="name">用户名</label> <!-- type类型,name属性的名称,value值(输入的内容)，placeholder预设值 --> <input id="name" type="text" name="username" value=" " placeholder="至少8位" /> </div> <label for="pass">密码</label> <!-- type类型,name属性的名称,value值(输入的内容)，placeholder预设值 --> <div> <input id="pass" type="password" name="password" value=" " placeholder="密码+数字" /> </div> <div> <button>提交</button> </div> <div> <input type="checkbox" value="nv" />唱歌 <input type="checkbox" value="nv" />跳舞 <input type="checkbox" value="nv" />读书 <input type="checkbox" value="nv" />交友 <input type="checkbox" value="nv" />书法 <input type="checkbox" value="nv" />上网 <input type="checkbox" value="nv" />旅游 <input type="checkbox" value="nv" />聊天 </div> </form> </body></html>
