Introspection: Difference between revisions

{{works with|Julia|0.6}}

<lang julia>@show VERSION

VERSION < v"0.4" && exit(1)

if isdefined(: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)), ".")</lang>

{{out}}

<pre>VERSION = v"0.6.2"

Integer variables: a, b, c.

Sum of integers in the global scope: 6.</pre>