Briefly introduce the new and removed elements of HTML5-H5 Tutorial-php.cn

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Briefly introduce the new and removed elements of HTML5

黄舟

Mar 14, 2017 pm 03:45 PM

The following editor will bring you a brief discussion of HTML5 new and removed elements. The editor thinks it is quite good, so I will share it with you now and give it as a reference for everyone. Let’s follow the editor and take a look.

After more than 10 years of development, HTML’s elements have experienced a process of abandonment and constant redefinition. In order to better handle current Internet applications, HTML5 adds new elements such as graphics drawing, multimedia playback, page structure, application storage, and network work.

Graphic drawing new elements

##TagDescription<


canvas> Tags define graphics, such as charts and other images. This tag is based on	Drawing of JavaScript API

##New Multimedia Elements

Tag##

DefinitionContentDefinitionVideoDefine multimedia resources (audio or vedio) ##

Define embedding content, such as pluginsSpecify external text tracks for media such as video and audio elementsNew form element

Description
Audio	##
Content

##Tag

Description>Define the option list. Use this element in conjunction with an input element to define the possible values of the input. keySpecifies the key pair Generator

list

gen>

field to use for the form.

Define different types of output, such as script output.

New semantic and structural elements

HTML5 provides new elements to create more applicable pages.

Define independent content areas of the page. Define the sidebar content of the page. HewenqiAllows you to set a piece of text independent of the text direction setting of its parent element. Define command

is used to describe the details of the document or a certain part of the document. Define a dialog box, such as a prompt box.

The tag contains the title of the details element.

Specify independent stream content (images, charts, photos, code, etc.).

Define the title of the figure element. Define the footer of a section or

defines the header area of the document. Define text with a mark. Define weights and measures. Use only for measurements with known maximum and minimum values. Define the part of the Define the progress of any type of task. Definition ruby Defines the interpretation or pronunciation of a character (Chinese phonetic phonetic or character). is used in ruby comments to define the content displayed by browsers that do not support ruby elements.

Define the section (section, section) in the document. <Specifies where in the text it is appropriate to add line breaks.

Tag	Description



	button, such as radio button, checkbox or button.





	document.



	navigation link.

	Comment (Chinese phonetic notation or characters).



time>Define the date or time.

Removed Elements

The following HTML 4.01 elements are in Has been

deleted in HTML5:

tag## font##<dir>> ;




>




##set