How to do it...

  1. To upload a file, we need to first create a new reference to the created file. We already know that we got a reference to the root folder, as we saw it earlier in this chapter. The code for creating a new reference to the created file is as follows:
      //Creating a new reference for the uploaded file.      let imageRef = packtRef.child(`images/${<imageName>.         <ext>}`);
  1. You may wonder how can we programmatically create a folder. The current API doesn't have that capability, but Firebase does it automatically. This means that since we know we're pointing to a file that is in the images folder or any sub-folder, Firebase will go and create that folder for us dynamically.
Don't forget to add the filename and it's extension once you ...

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