unionKeys

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Subhajit Sahu edited this page Jun 12, 2020 · 12 revisions

Gives keys present in any object. 🏃 📼 📦 🌔 📒

Similar: unionKeys, intersectionKeys.

object.unionKeys(...xs);
// xs: objects

const object = require('extra-object');

var x = {a: 1, b: 2, c: 3, d: 4};
var y = {b: 20, c: 30, e: 50};
object.unionKeys(x, y);
// Set(5) { 'a', 'b', 'c', 'd', 'e' }

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