Pluck values from array of objects
JavaScript, Array, Object · Oct 22, 2020
Converts an array of objects into an array of values corresponding to the specified key.
- Use
Array.prototype.map()to map the array of objects to the value ofkeyfor each one.
const pluck = (arr, key) => arr.map(i => i[key]);const simpsons = [
{ name: 'lisa', age: 8 },
{ name: 'homer', age: 36 },
{ name: 'marge', age: 34 },
{ name: 'bart', age: 10 }
];
pluck(simpsons, 'age'); // [8, 36, 34, 10]
