Installation

1. npm install
2. npm start
3. open http://localhost:4002/

HTML4 File Upload

• create an file tag <input type="file" name="file" />
• put into an form <form method="POST" action="/upload" enctype="multipart/form-data"></form>
• form must have enctype=multipart/form-data
• create an iframe
• set form.target to the iframe
• submit the form and will find result in the iframe. usually listner to iframe.load event.

HTML5 File API

• File API <input type="file" name="file" />
• FileReader API
• FormData
• send the FormData async

Reference

• Using Files from Web applications
• File API
• FormData API
  • It was mentioned that for IE 10/11, "Partial support refers to not supporting json as responseType". But did not find such issue during testing in IE 10/11

Spec

• Input File type
• RFC1867 - Form-based File Upload in HTML
• RFC2388 - Returning Values from Forms: multipart/form-data
• W3 - File API

License

• See the LICENSE file