how to merge two column into a single column

for example these are the two received datas

    A                                                B
1.82360153236024 - 0.126801069315925i     1.20653532936309 - 1.50070646282491i
-1.09982452450882 - 0.0130131075251623i   -1.27852502409063 + 0.403918513514991i
-1.19419279450858 - 0.444918626354312i    1.64123902289233 - 0.969548607716099i
0.00870454233258119 + 0.499169329261103i 1.22166025616077 - 0.333653674402491i
1.80027359203499 - 1.24444938761865i  -0.280512763757004 + 0.971780515175226i
0.499270646936023 + 0.813353494005082i   -1.19262410799816 - 0.133732758757993i

the size is A=524288x1 ,B=524288x1 complex double

convert it to a single column of size 524288 x 1 complex double

Answer 1

[Mischa Kim]

Ashok, use

 C = [A; B];

[noureddine TALBI]

thank you so much