This package provides an experimental macro to interactively show complex data structures in the REPL.
Use @ishow to show the argument:
julia> @ishow Dict(:a => rand(10), :b => Dict(:c => 3))
Dict{Symbol,Any}
▼ a
▼ Array{Float64,1}
0.6010674310215398
0.1621627174514002
0.9886458128892404
0.3731520463002518
0.7318310542335174
0.4109065883177705
0.09802040153654223
0.25096526653794693
0.6469920970392866
0.9278104891830838
[▼] b
▶ Dict{Symbol,Int64}
You can navigate with the cursor keys, expand/collapse items with Enter, and quit the interactive display with q.