Deprecated
(will be removed after 0.205.0) Use ReadableStreamBYOBReader and DataView instead.
Decodes a number from r, consuming sizeof(o.dataType) bytes. If less than sizeof(o.dataType) bytes were read, throws Deno.errors.unexpectedEof.
o.dataType defaults to "int32".
import { readVarnum } from "https://deno.land/std@0.201.0/encoding/binary.ts";
Parameters
r: Reader
optional
o: VarnumOptions = [UNSUPPORTED]