import * as mod from "https://deno.land/std@0.93.0/io/util.ts"; FunctionsfiterTurns a Reader, r, into an async iterator. fiterSyncTurns a ReaderSync, r, into an iterator. freadAllRead Reader r until EOF (null) and resolve to the content as Uint8Array`. freadAllSyncSynchronously reads Reader r until EOF (null) and returns the content as Uint8Array. fwriteAllWrite all the content of the array buffer (arr) to the writer (w). fwriteAllSyncSynchronously write all the content of the array buffer (arr) to the writer (w).