8.表单标记及语义化
表单用来搜集数据，并且提交信息
只有在表单标签内的信息才能提交成功给服务器
普通按钮作用在于调用JAVAscript代码执行动态的效果
两种提交方式get和post,第一区别：附加数据大小，安全性
2、需求分析
一共两个表框
表框一：必填信息
姓名：name，只读，不能修改
密码：输入符号显示，显示50个字符
性别：默认男，单选
表框二：
国籍：默认中国，单选
爱好：多选
学历：下拉框单选
备注
普通按钮：显示提示框
提交按钮：提交表单在新页面显示submit
重置按钮：reset
<body>
<form action = "02-字体标签.html" method = "post">
<fieldset>
<legend>必填信息</legend>
姓名：<input type = "text" value = "请输入姓名" size = "50" readonly disabled><br>
密码：<input type = "password" value = "请输入姓名" size = "50" ><br>
隐藏框：<input type = "hidden" value = "请输入姓名" size = "50"><br>
性别：<input type = "radio" name = "gender" value = "male" checked>男<input type = "radio" name = "gender" value = "female">女<br>
</fieldset>
<br>
<fieldset>
<legend>选填信息</legend>
国籍:<input type = "radio" name = "country" value = "china" checked>中国<input type = "radio" name ="country" value = "america">美国<br>
爱好:<input type = "checkbox" name = "love" value = "eat" checked>吃饭
<input type = "checkbox" name = "love" value = "sleep" checked>睡觉
<input type = "checkbox" name = "love" value = "study" checked>学java<br>
学历：<select name = "xueli" >
<option value = "大学">大学</option>
<option value = "高中">高中</option>
<option value = "小学">小学</option>
</select>
备注:<textarea rows = "5" cols = "20" >大神留点话吧</textarea><br>
</fieldset>
<input type = "button" value = "普通按钮" onclick = "alert(this.type)">
<input type = "submit" value = "提交按钮">
<input type = "reset" value = "重置按钮">
<input type = "image" src = "images/1.jpg" width = "80" height = "30">
</form>
<button onclick = "alert(‘大家好‘)">普通按钮</button>
</body>