util.isUndefined | /mod.ts | polkadot@0.2.12

Package publishing for deno.land/x/polkadot

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function util.isUndefined

import { util } from "https://deno.land/x/polkadot@0.2.12/mod.ts";
const { isUndefined } = util;

isUndefined(value?: unknown): value is undefined

Examples

import { isUndefined } from 'https://deno.land/x/polkadot@0.2.12/util/mod.ts';

console.log('isUndefined', isUndefined(void(0))); // => true

optional

value: unknown

value is undefined