Concatenate two cell arrays of strings with a space in between?

Question

How can I concatenate:

A = {\'hello\'; \'hi\'; \'hey\'}

with

B = {\'Ben\'; \'Karen\'; \'Lisa\'}

with a

Answer 1

You can use strcat(), although it performs a loop:

strcat(A,{' '}, B)

where the blank is preserved by enclosing it within a cell.

Alternatively, FEX:CStrCatStr is a mex routine which achieves a 10x speedup (depending on testing environment):

CStrCatStr(A,' ', B)