>How could I remove spaces in between a string.
>Eg. a="ABC DEF GHI JKL"
>I would like the result to be "ABCDEFGHIJKL", removing all spaces in
>between.
>Pls advice, thank you.
Try something like this:

STRTRAN(your_string," ","")

Should do what you are looking for.

HTH,
George