Passive event listeners
>Expose "passive" boolean in the EventListenerOptions dictionary.
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> Implement the behaviour with respect to dispatching passive EventListeners so that calling preventDefault inside executing the passive registered callback only generates a warning to the console. Can be used to dramatically improve scrolling performance.
"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]
(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]