title: Referencing a function in a variable?
body: <p>Say I have a function. I wish to add a reference to this function in a variable.</p>
  
  <p>So I could call the function 'foo(bool foobar)' from a variable 'bar', as if it was a function. EG. 'bar(foobar)'.</p>
  
  <p>How?</p>