Re: [julia-users] Re: How to find if a variable is empty or not?

[Kaj Wiik]

What about simply length()?

julia> a=[]
0-element Array{None,1}

julia> length(a)
0

julia> a=[1,3]
2-element Array{Int64,1}:
 1
 3

julia> length(a)
2


Kaj