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並前往https://ultimatecourses.com/blog/reverse-object-keys-and-values-in-javascript

Reverse Object Keys and Values in JavaScript

const flip = (data) => Object.fromEntries( Object .entries(data) .map(([key, value]) => [value, key]) ); // { 1: 'x', 2: 'y' } flip({ x: 1, y: 2 });.

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