<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>button标签</title>
</head>
<!--
input按钮
type="button" 普通按钮
type="submit" 提交按钮
type="reset" 重置按钮
button标签
type="button"
type="submit"
type="reset"
双标签，标签之间可以添加内容（文本或标签等）
-->
<body>
<form action="https://www.baidu.com" method="GET">
<input type="text" name="" id="" value="">
<input type="button" value="普通按钮">
<input type="submit" value="提交按钮">
<input type="reset" value="重置按钮">
<hr>
<button type="button">普通按钮</button>
<button type="submit">提交按钮</button>
<button type="reset">重置按钮</button>
<hr>
<button>按钮</button>
</form>
</body>
</html>