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[·­Òë]High Performance JavaScript(023)

Data Formats  Êý¾Ý¸ñʽ
    When considering data transmission techniques, you must take into account several factors: feature set, compatibility, performance, and direction (to or from the server). When considering data formats, the only scale you need for comparison is speed.
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[·­Òë]High Performance JavaScript(033)

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    When web pages or applications begin to feel slow, analyzing assets as they come over the wire and profiling scripts while they are running allows you to focus your optimization efforts where they are needed most.
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