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method Buffer.prototype.readDoubleBE
import { Buffer } from "https://deno.land/std@0.158.0/node/buffer.ts";

Reads a 64-bit, big-endian double from buf at the specified offset.

import { Buffer } from 'buffer';

const buf = Buffer.from([1, 2, 3, 4, 5, 6, 7, 8]);

console.log(buf.readDoubleBE(0));
// Prints: 8.20788039913184e-304

Parameters

optional
offset: number

Returns

number