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Does html5 input have new attributes?

青灯夜游Original: 2021-11-01 17:33:402589browse

html5 input has new attributes, namely: autocomplete, autofocus, form, height, list, max, min, multiple, pattern, placeholder, required, step, width, etc.

The operating environment of this tutorial: Windows 7 system, HTML5 version, Dell G3 computer.

The tag specifies an input field into which the user can enter data.

The element is used in the

element to declare an input control that allows users to enter data.

Input fields can be changed in a variety of ways, depending on the type attribute.

New attributes for HTML5 input tag

Attribute	Value	Description
autocomplete	on The off	autocomplete attribute specifies whether the element input field should have autocomplete enabled.
autofocus	autofocus	The attribute specifies that the element should automatically gain focus when the page loads.
form	form_id	The form attribute specifies the form or forms to which the element belongs. The
formaction	URL	property specifies the URL of the file that handles the input control when the form is submitted. (Only for type="submit" and type="image")
formenctype	application/x-www-form-urlencoded multipart/form-data The text/plain	attribute specifies how form data is encoded when submitted to the server (only suitable for type="submit" and type="image").
formmethod	get post	Define the HTTP method that sends form data to the action URL. (Only suitable for type="submit" and type="image")
formnovalidate	formnovalidate	formnovalidate attribute overrides the element novalidate attribute.
formtarget	_blank _self _parent _topframename	specifies where to display the name or keyword of the response received after submitting the form. (Only suitable for type="submit" and type="image")
height	pixels	Requirements < input>The height of the element. (Only for type="image")
list	datalist_id	attribute refers to the element, where Contains predefined options for the element.
max	number The date	attribute specifies the maximum value of the element.
min	number The date	attribute specifies the minimum value of the element. The
multiple	multiple	attribute specifies that the user is allowed to enter multiple values into the element.
pattern	regexp	The pattern attribute specifies the regular expression used to validate the value of the element.
placeholder	text	The placeholder attribute specifies a short tooltip that describes the expected value of the input field . The
required	required	attribute specifies that the input field must be filled in before the form is submitted.
step	number	The step attribute specifies the legal number intervals for the element.
width	pixels	The width attribute specifies the width of the element. (Only for type="image")

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