HTML <form> tag

Examples

With two input fields and a submit button HTML form:

<form action="demo_form.php" method="get">
First name: <input type="text" name="fname"><br>
Last name: <input type="text" name="lname"><br>
<input type="submit" value="提交">
</form>

try it"
(For more examples, see the bottom of the page)

Browser Support

All major browsers support the <form> tag.

Tag definitions and instructions

<Form> tag is used to create an HTML form for user input.

<Form> element contains one or more of the following form elements:

Differences between HTML 4.01 and HTML5

HTML5 adds two new attributes: autocomplete and novalidate, while some HTML 4.01 attributes are no longer supported.

Differences between HTML and XHTML

In XHTML, name attribute has been abandoned. Use the global id attribute instead.

Attributes

New: HTML5 new property.

属性	值	描述
accept	MIME_type	HTML5 不支持。规定服务器接收到的文件的类型。（文件是通过文件上传提交的）
accept-charset	character_set	规定服务器可处理的表单数据字符集。
action	URL	规定当提交表单时向何处发送表单数据。
autocomplete New	on off	规定是否启用表单的自动完成功能。
enctype	application/x-www-form-urlencoded multipart/form-data text/plain	规定在向服务器发送表单数据之前如何对其进行编码。（适用于 method="post" 的情况）
method	get post	规定用于发送表单数据的 HTTP 方法。
name	text	规定表单的名称。
novalidate New	novalidate	如果使用该属性，则提交表单时不进行验证。
target	_blank _self _parent _top	规定在何处打开 action URL。