how to combine three different column into a single colum using colon

suppose t1,t2,t3 are three different column

t1 t2 t3

1 2 3

10 20 30

40 50 60

so i want my output in a single colum as given below

t4

1:2:3

10:20:30

40:50:60

[davide]

You mean this:

>> t1=[1;10;40]

t1 =

1

10

40

>> t2=[2;20;50]

t2 =

2

20

50

>> t3=[3;30;60];

>> t4=[t1 t2 t3]

t4 =

1 2 3

10 20 30

40 50 60

[MONICA RAWAT]

colon should come in between the number instead of space

Answer 1

[KSSV]

If you have it in matrix...A use..

iwant = A(:) ;