How does PhantonJS use YSlow?

How does PhantonJS use YSlow? Correct Answer Command Line Script

YSlow for PhantomJS is a command line script that allows page performance analysis from live URLs, unlike YSlow for Command Line (HAR) where a pre-generated HAR file is needed in order to analyze page performance.

Related Questions

How does the YSlow for Mobile work as?
What are the two output formats YSlow uses?
Initially, YSlow was an extension of which browser?
Which of the following is mandatory to run before running YSlow?