@extra-object/search

Finds key of an entry passing a test. [:running:] [:vhs:] [:package:] [:moon:] [:ledger:] > Alternatives: [search], [searchAll]. > Similar: [find], [search], [searchValue]. > This is part of package extra-object.

Usage no npm install needed!

<script type="module">
  import extraObjectSearch from 'https://cdn.skypack.dev/@extra-object/search';
</script>

README

Finds key of an entry passing a test. :running: :vhs: :package: :moon: :ledger:

Alternatives: search, searchAll.
Similar: find, search, searchValue.
This is part of package extra-object.

object.search(x, ft);
// x:  an object
// ft: test function (v, k, x)

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

var x = {a: 1, b: 2, c: 3, d: 2};
object.search(x, v => v === 2);
// 'b'         ^

object.search(x, v => v === 4);
// null

references