How to call function as variable in script

[fatinfazrizanor]

I want to do looping and concatenate the 2 tables (Because these tables doesnt have same field, so i have to do loop). 

I write this code, and its working, but i got warning. How to call the concatenate function as variable?

[madelonjansen]

You are doing it correcly 🙂

The syntax parser just doesn't know