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LOGO is a great take on LISP-like languages overall, unfortunately it uses dynamic scope. Of course this only comes up in larger programs but I do wonder if an

• fuzztester 3y ago
  What is the difference between dynamic and lexical scope? And what are they? I googled it, but could not figure it out on a quick look, at least. #lazyweb
  • trealira 3y ago
    Dynamic scope means you that whoever last bound the variable at runtime determines its value, not whichever outer scope surrounds it. I guess it would be something like this in pseudo code: var dynamic = 5 function foo() { print(dynamic) } function bar() { var dynamic = 6 // foo() prints 6 due to the binding above foo() // After bar() exits, "dynamic" will go back to being 5 }