RosettaCodeData/Task/Introspection/Julia/introspection.julia

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@show VERSION
VERSION < v"0.4" && exit(1)
if isdefined(Base, :bloop) && !isempty(methods(abs))
@show abs(bloop)
end
a, b, c = 1, 2, 3
vars = filter(x -> eval(x) isa Integer, names(Main))
println("Integer variables: ", join(vars, ", "), ".")
println("Sum of integers in the global scope: ", sum(eval.(vars)), ".")