function Deno.iterSyncDeprecatedDeprecatedThis will be removed in Deno 2.0. See the Deno 1.x to 2.x Migration Guide for migration instructions. DeprecatedThis will be removed in Deno 2.0. See the Deno 1.x to 2.x Migration Guide for migration instructions. iterSync(r: ReaderSync, options?: { bufSize?: number; }): IterableIterator<Uint8Array>Turns a ReaderSync, r, into an iterator. Turns a ReaderSync, r, into an iterator. Parametersr: ReaderSyncoptionaloptions: { bufSize?: number; }ReturnsIterableIterator<Uint8Array>