Skip to main content
Buffer.readBigUInt64LE - node__buffer.d.ts - Node documentation
method Buffer.readBigUInt64LE

Usage in Deno

```typescript import { type Buffer } from "node:node__buffer.d.ts"; ```
Buffer.readBigUInt64LE(offset?: number): bigint
Reads an unsigned, little-endian 64-bit integer from `buf` at the specified`offset`. This function is also available under the `readBigUint64LE` alias. ```js import { Buffer } from 'node:buffer'; const buf = Buffer.from([0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff]); console.log(buf.readBigUInt64LE(0)); // Prints: 18446744069414584320n ```

Parameters

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

Return Type

bigint