function isBigintimport { isBigint } from "https://deno.land/x/isx@1.5.0/is_bigint.ts"; isBigint(input: unknown): input is bigintWhether the input is bigint or not. ExamplesExample 1 import { isBigint } from "https://deno.land/x/isx@$VERSION/is_bigint.ts" import { assertEquals } from "https://deno.land/std/testing/asserts.ts" assertEquals(isBigint(1000n), true) assertEquals(isBigint(undefined), false) Parametersinput: unknown Any input. Returnsinput is bigint