MATLAB: How to call all element from cell class

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Let's say:
A : 1x3 cell class
A={cell_1, cell_2, cell_3, }
A={[2x1 double],[5x1 double],[1x1 double]}
cell_1 [999;222]
cell_2 [444;123;2000;789;1000]
cell_3 [5000]
Question: How can I call all element from cell A?
result=[999;222;444;123;2000;789;1000;5000]

Best Answer

cat(1,A{:})