Check if a value is a bigint primitive. ```javascript const lolite = require("lolite.isbigint") const assert = require("node:assert")
npm install lolite.isbigintjavascript
const lolite = require("lolite.isbigint")
const assert = require("node:assert")
assert.ok(lolite.isBigInt(20n))
assert.ok(lolite.isBigInt(-2093280n))
assert.ok(!lolite.isBigInt(Object(3n)))
assert.ok(!lolite.isBigInt("anything else"))
``