read-chunk

2018-10-13 admin

read-chunk是什么

什么是read-chunk,Read a chunk from a file

read-chunk使用教程帮助文档

read-chunk Build Status

Read a chunk from a file

Because the built-in way requires way too much boilerplate.

Install

$ npm install read-chunk

Usage

const readChunk = require('read-chunk');

// foo.txt => hello

readChunk.sync('foo.txt', 1, 3);
//=> 'ell'

API

readChunk(filepath, position, length)

Returns a Promise<Buffer>.

readChunk.sync(filepath, position, length)

Returns a Buffer.

filepath

Type: string

position

Type: number

Position to start reading.

length

Type: number

Number of bytes to read.

License

MIT © Sindre Sorhus

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