Buffer | /ext/node/polyfills/buffer.ts | deno@v1.39.0

A modern runtime for JavaScript and TypeScript.

method Buffer.prototype.writeBigInt64LE

import { Buffer } from "https://deno.land/x/deno@v1.39.0/ext/node/polyfills/buffer.ts";

writeBigInt64LE(value: bigint, offset?: number): number

Writes value to buf at the specified offset as little-endian.

value is interpreted and written as a two's complement signed integer.

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

const buf = Buffer.allocUnsafe(8);

buf.writeBigInt64LE(0x0102030405060708n, 0);

console.log(buf);
// Prints: <Buffer 08 07 06 05 04 03 02 01>

Parameters

value: bigint

Number to be written to buf.

offset: number

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

Returns

offset plus the number of bytes written.