Convert nested cell array into single cell array

I am getting variable value in workspace in the form of nested cell array

A={{[1] [2] [3]} {[4] [5] [6]}}

but i want answer in the form of single cell array as,

B={[1 2 3] [4 5 6]}

please help

Answer 1

[Voss]

A = {{[1] [2] [3]} {[4] [5] [6]}};

B = cellfun(@(x)[x{:}],A,'UniformOutput',false);

display(A);

A = 1×2 cell array
    {1×3 cell}    {1×3 cell}

display(B);

B = 1×2 cell array
    {[1 2 3]}    {[4 5 6]}

[Mausmi Verma]

Exactly what i needed , thanks a lot