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javascript - A small question about scroll event

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javascript - vue mobile terminal input numeric input optimization

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javascript - How to monitor browser refresh, close, and back behavior on PC?

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javascript - I made an h5 canvas game, using requestanimation to control direction movement, and keys to control whether to press the direction keys, but it's a bit stuck. Could you please tell me how to optimize it?

2017-07-054 answers

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javascript - vue localStorages related routing value page refreshes error

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javascript - performance optimization issues

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javascript - I see some experts writing code that use "$" and "_" alone to represent variables. When should these two characters be used alone?

2017-07-059 answers

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javascript - To override the weight of a field in items with different IDs, is there a more elegant and easy-to-maintain way besides directly using the if else statement?

2017-07-051 answers

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javascript - js determines whether the user's network can access the Internet?

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