Client ToolsFlow Client Library (FCL)Packages Docs@onflow/fclinvariantOn this page invariant Import You can import the entire package and access the function: _10import * as fcl from "@onflow/fcl"_10_10fcl.invariant(args) Or import directly the specific function: _10import { invariant } from "@onflow/fcl"_10_10invariant(args) Parameters args (optional) Type: any[] Returns any