MATLAB: How to concatenate all the cell values horizondally in matlab

Question

I have a cell array

{[1;1;1]  [2;2]  [3;3;3;3] }

I want to convert the cell array into a single vector

[1,1,1,2,2,3,3,3,3]

Kindly help.

Answer 1

One way

>> cac =  {[1;1;1]  [2;2]  [3;3;3;3] };
>> cat( 1, cac{:} )'
ans =
     1     1     1     2     2     3     3     3     3