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Buffer.readDoubleBE - buffer - Node documentation
method Buffer.readDoubleBE

Usage in Deno

import { type Buffer } from "node:buffer";
Buffer.readDoubleBE(offset?: number): number

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

import { Buffer } from 'node: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 = 0

Number of bytes to skip before starting to read. Must satisfy 0 <= offset <= buf.length - 8.

Return Type

number