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How to Efficiently Add Properties to Objects in JavaScript Arrays

How to Efficiently Add Properties to Objects in JavaScript Arrays

Learn how to filter objects from an array based on an external array and add new properties using JavaScript Sets for optimal performance. --- This video is based on the question https://stackoverflow.com/q/63250954/ asked by the user 'HARDY8118' ( https://stackoverflow.com/u/8411160/ ) and on the answer https://stackoverflow.com/a/63251131 ...

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