velocity: do something except in last loop iteration

Question

In velocity, I want to do something different in the last loop.

What is the correct idiom?

RELATED: Last iteration of enhanced for loop in

Answer 1

The idiom I use is to save the optional text to be added if the loop doesn't finish.

#set($sep = "")    
#foreach($item in $list)
 $sep$item
 #set($sep = ", ")
#end