流

var fs = require('fs');

//读取文件流

var myReadStream = fs.createReadStream(__dirname + '/ReadGame.txt');

//写入文件流

var myWriteStream = fs.createWriteStream(__dirname + '/writeGame.txt');

myReadStream.pipe(myWriteStream);

//链式流

var fs = require("fs");

var zlib = require('zlib');

// 压缩 input.txt 文件为 input.txt.gz

fs.createReadStream('ReadGame.txt')

  .pipe(zlib.createGzip())

  .pipe(fs.createWriteStream('ReadGame.txt.gz'));

console.log("文件压缩完成。");