@extra-object/has v2.2.5

Checks if object has a key. :running: :package: :ledger:

Alternatives: has, hasValue, hasEntry, hasSubset, hasPath. Similar: key, keys, has. This is part of package extra-object.

object.has(x, k);
// x: an object
// k: key?

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

var x = {a: 1, b: 2, c: -3};
object.has(x, 'd');
// false

object.has(x, 'c');
// true

references

• Array.prototype.includes: MDN web docs
• array-tools.contains: @75lb