Example Program (continued)

• Functional (continued)

  • Program extracting the first element of a list
    (defun getfirst (list) define a function
    
    (car (list))) get the first element of the list
  • LISP operator “car” used to extract the first part of a list. If list is a portion of the LISP program itself, that statement can be extracted and the program can be changed

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