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Module

x/deno/ext/node/polyfills/buffer.ts>Buffer#readDoubleBE

A modern runtime for JavaScript and TypeScript.
denoland/deno
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method Buffer.prototype.readDoubleBE
import { Buffer } from "https://deno.land/x/deno@v1.39.0/ext/node/polyfills/buffer.ts";

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

import { Buffer } from "ext:deno_node/internal/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

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

Returns

number