slicing stream like buffer/string
$ npm install stream-slice --savevar fs = require('fs');
var slice = require('stream-slice').slice;
fs.createReadStream('your path')
.pipe(slice(10, 100))
.on('data', function() {
// here we only get the buffer from 10th to 100th.
});slicing file
var fs = require('fs');
var slice = require('stream-slice').slice;
fs.createReadStream('sourc file path')
.pipe(slice(0, 200))
.pipe(fs.createWriteStream('dest file path'));MIT