一.表单
表单使用form标签设置
<form>
.
input元素
.
</form>
二.输入元素
使用input标签,类型由type定义
1.文本域
文本域通过<input type="text">
标签来设定,宽度为20个字符。
昵称:<input type = "text" name = "nickname">
2.密码字段
<input type="password">
标签来定义密码字段
密码:<input type = "password" name = "password">
3.单选按钮
<input type="radio">
标签定义表单单选框选项
<input type = "radio" name = "sex" value = "男">男<br/>
<input type = "radio" name = "sex" value = "女">女
4.复选框
<input type="checkbox">
定义了复选框. 用户需要从若干给定的选择中选取一个或若干选项。
喜欢的食物:<br/>
<input type = "checkbox" name = "food" value = "汉堡" >汉堡<br/>
<input type = "checkbox" name = "food" value = "炸鸡" >炸鸡<br/>
<input type = "checkbox" name = "food" value = "可乐" >可乐
5.下拉列表
<select>
和<option
>标签定义了一个下拉列表
通过selected属性可以定义预选下拉列表
出生年:<br/>
<select>
<option value = "80">80后</option><br/>
<option value = "90" selected>90后</option><br/>
<option value = "00">00后</option><br/>
</select>
三.提交按钮
<input type="submit">
定义了提交按钮.
<form name="input" action="save.php" method="get">
Username: <input type="text" name="user">
<input type="submit" value="Submit">
</form>
四.创建按钮
button类型可以创建按钮,并对按钮上的文字自定义
<form action="">
<input type="button" value="我全都要!">
</form>
组合:
<!DOCTYPE html>
<html>
<head>
<meta charset = "utf-8">
<title>表单</title>
</head>
<body>
<form name = "input" action = "save.php" method = "get">
姓:<input type = "text" name = "姓"><br/>
名:<input type = "text" name = "名"><br/>
密码:<input type = "password" name = "password"><br/>
性别:<br/>
<input type = "radio" name = "sex" value = "男">男<br/>
<input type = "radio" name = "sex" value = "女">女<br/>
喜欢的食物:<br/>
<input type = "checkbox" name = "food" value = "汉堡" >汉堡<br/>
<input type = "checkbox" name = "food" value = "炸鸡" >炸鸡<br/>
<input type = "checkbox" name = "food" value = "可乐" >可乐<br/>
出生年:<br/>
<select>
<option value = "80">80后</option>
<option value = "90" selected>90后</option>
<option value = "00">00后</option>
</select>
<br/>
<input type="button" value="我全都要!"><br/>
<input type="submit" value="Submit">
</form>
</body>
</html>
结果: