2.1.43 • Published 4 years ago

@extra-map/is-key.min v2.1.43

Weekly downloads
1
License
MIT
Repository
github
Last release
4 years ago

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

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

This is browserified, minified version of @extra-map/is-key. It is exported as global variable map_isKey. CDN: unpkg, jsDelivr.

map.isKey(x, k);
// x: a map
// k: key?
const map = require('extra-map');

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

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

references

extraiskeyisKey
@infinitebrahmanuniverse/nolb-_extra-m@zalastax/nolb-_extra-m
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