text: const fs = require('fs');
  const backwards = require('fs-backwards-stream');
  
  const writeStreamReverse = fs.createWriteStream('reverse.txt');
  
  var options = {
    start: 1000,
        end: 0,
    block: 1
  };
  
  const backwardsStream = backwards('example.txt', options);
  
  backwardsStream.on('data', function(buf) {
    console.log(buf.toString());
     writeStreamReverse.write(buf);
  });
  