title: Does Go (golang) actually permit unicode characters in variable names?
body: <p>Or is that a myth? <s>Can't see it mentioned in any official documentation</s> (it's there, D'oh!) – it sure doesn't seem to work for me when using Atom with the go-plus package. It's a shame as I am doing a lot of math operations, and I love mathematic notation. </p>
  
  <p>Update: I don't consider any mathematical symbol as esoteric: ‖ ⏋∪
  Compared to any emoji: </p>
  
  <p>A yes or no answer with a reference to an official source would be sufficient for a tick!</p>
  
  <p>Update: Thanks to elithrar's answer, I found 'Latin letter lateral click' ǁ to be a seemingly perfect analogue to 'Double vertical line' that I wanted.</p>