if else condition - empty vector

Hello, I have a doubt on this code:

x = []
if x == []
    a=3
else
    a=4
end

I don't understand why it always returns a = 4, even if x is an empty vector. How shall I modify it to obtain a right condition on x ? Thanks

Answer 1

[Robert Cumming]

help isempty

[aurc89]

Thanks Robert