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What is progressive enhancement, graceful demotion

Source: Internet
Author: User
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# # # What is progressive enhancement
Make sure that the basic content is available in all browsers, and then provide a better user experience for those more powerful browsers based on the browser's situation.

# # # What is graceful downgrade
and progressive enhancement just the opposite, the default all browsers are supported by some advanced technology, and finally, depending on the browser, if some of the technology browser does not support, then do not use this advanced technology in this browser.

What is progressive enhancement, graceful demotion

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Related Keywords:
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