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HTML plug-in

HTML plug-in

The function of the plug-in is to extend the functions of the HTML browser.

HTML Helper (plug-in)

A helper application is a program that can be launched by the browser. Helper applications are also called plug-ins.

Helper programs can be used to play audio and video (among others). Helpers are loaded using the tag.

One advantage of using a helper program to play video and audio is that you can allow the user to control some or all of the playback settings.

Plug-ins can be added to the page through the tag or tag.

Most assistive applications allow manual (or programmatic) control of volume settings and playback functions (such as rewind, pause, stop, and play).



##We can use the


## elementAll major browsers Supports tag. The

element defines an object embedded in an HTML document.

This tag is used to insert objects (such as embedding Java applets, PDF readers, and Flash players in web pages).

##

## The # element can also be used to contain HTML files:

< /object>

Or insert a picture:

# ; Element

All major browsers support the element. The

element represents an HTML Embed object. The

element has been around for a long time, but was not specified before HTML5. This element will be validated on HTML 5 pages, but not on HTML 4.

##

##Note
The element does not have a closing tag. Alt text cannot be used. The

embed> element can also be used to include HTML files:

;

Or insert a picture:


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多媒体插件

插件的功能是扩展 HTML 浏览器的功能。

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