function readFileSyncimport { readFileSync } from "https://deno.land/std@0.147.0/node/_fs/_fs_readFile.ts"; readFileSync(path: string | URL, opt: TextOptionsArgument): stringreadFileSync(path: string | URL, opt?: BinaryOptionsArgument): BufferreadFileSync(path: string | URL, opt?: FileOptionsArgument): string | BufferParameterspath: string | URLopt: TextOptionsArgumentReturnsstringParameterspath: string | URLoptionalopt: BinaryOptionsArgumentReturnsBufferParameterspath: string | URLoptionalopt: FileOptionsArgumentReturnsstring | Buffer