Functions Documentation
View Function Edit Function
Name isAtom
Syntax (isAtom expr) -> True/Nil
Argument List expr: The expression you want to test for being an atom.
Returns boolean: True if the expression is an atom, Nil otherwise.
Category atom, condition query
Description Returns True if the expression is an atom. An atom is anything that can not be split up (*hrhhmm*), so it includes everything that is not a list.
(isAtom "Betel")
Returns true.
(isAtom isAtom)
Returns true.
(isAtom '(a))

Returns Nil.
Comment Useful in error checking.