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Draft: JSX Specification

JSX is a XML-like syntax extension to ECMAScript without any defined semantics.
It's NOT intended to be implemented by engines or browsers.
It's NOT a proposal to incorporate JSX into the ECMAScript spec itself.
It's intended to be used by various preprocessors (transpilers) to transform these tokens into standard ECMAScript.

CSS3: background渐变 border

JXON (lossless JavaScript XML Object Notation)
is a generic name by which is defined the representation of JavaScript Objects using XML.