An element that uploads one or more files to the browser
<file-uploader accept="image/*">Upload some image</file-uploader>
Install the Polymer-CLI
First, make sure you have the Polymer CLI installed. Then run
polymer serve to serve your element locally.
Viewing Your Element
$ polymer serve
$ polymer test
Your application is already set up to be tested via web-component-tester. Run
polymer test to run your application's test suite locally.