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nesk/mapping.js

Created March 16, 2018 14:40
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Mapping objects in JavaScript (ES2017+)
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mapping.js
const data = {
a: 1,
b: 2,
};
const newData = Object.entries(data)
.map(([key, value]) => ({ [`_${key}`]: value + 1 }))
.reduce((obj, item) => Object.assign(obj, item), {});
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