我试着用上传的文件创建ReadSteam并将管道连接到WriteStream:
var f2 = req.files.f2;
var f2read = fs.createReadStream(f2)
var f2write = fs.createWriteStream("./trailers/" + id + ".mkv")
f2read.pipe(f2write)
但出现了这个错误:
TypeError [ERR_INVALID_ARG_TYPE]: The "path" argument must be of type string or an instance of Buffer or URL. Received an instance of Object
正如您可以检查的那样-变量f2不是一个字符串,而是一个对象。我建议打开用于处理项目文件上传的工具的文档,因为它们通常已经提供了接收流的接口。Nodejs文档