@extra-entries/is-key v2.1.10

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

Similar: key, keys, isKey. This is part of package extra-entries.

entries.isKey(x, k);
// x: entries
// k: key?

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

var x = [['a', 1], ['b', 2], ['c', -3]];
entries.isKey(x, 'd');
// false

entries.isKey(x, 'c');
// true

references

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