introspection/builtin_class_method/builtin_class_method_no_parens.rb

tests/_examples/introspection/builtin_class_method/builtin_class_method_no_parens.rb in the metorex repository.

a = [1, 2, 3]
puts a.class
puts "hello".class
puts 42.class
puts 3.14.class
puts true.class
puts nil.class
r = 1..5
puts r.class
h = {"a" => 1}
puts h.class
s = Set.new
puts s.class

Output:

Array
String
Integer
Float
TrueClass
NilClass
Range
Hash
Set