in reply to What makes (caller(0))[1] do what it does?

It's a list slice. You can do it with any list:
print +(1, 2, 3)[1]; # 2

Replies are listed 'Best First'.
Re^2: What makes (caller(0))[1] do what it does?
by rongoral (Beadle) on Aug 28, 2007 at 15:58 UTC
    Thank you FunkyMonk. That was easy.