auto create path and just save the file!
Streaming data to file and save it using Stream.(the module will make directory itself if the directory is not exist).
npm install file-save
var fileSave = ;// the first line will create a writeStream to the file path
file-save module will build a write stream to the file, and automatically make directory if the directory is not exist and need to create.
.write method, but string is also optional.
You can make a callback, while the stream prompt error
Make a callback while finished, **using this method you have to call **
.foot before calling this method