deno.land / std@0.157.0 / node / testdata / binary_stdio.js
123456789101112const buffer = new Uint8Array(10);const nread = await Deno.stdin.read(buffer);
if (nread != 10) { throw new Error("Too little data read");}
const nwritten = await Deno.stdout.write(buffer);if (nwritten != 10) { throw new Error("Too little data written");}
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