Expression lists

The right-hand side of a binary operation in Rockstar can be a list of primary expressions.

Print 1 + 2, 3, 4 n' 5. (prints: 15)
Print 10 - 4, 3, 2 & 1. (prints: 0)
Print 27 / 3, 3 (prints: 3)
Print 1 * 2, 3, 4 & 5 (prints: 120)

Print 1 + 2, 3, 5 'n' 6 (prints: 17)

My world says baby
My heart says, yeah

Shout my world with my heart, my heart, my heart
  (prints: baby, yeah, yeah, yeah)

Compound Expressions

Languages like C support shorthand expressions like x++, x += 2, and so on.

The equivalent in Rockstar looks like this:

X is 1
X is with 2
Print X (prints: 3)

Y is 5
It is without 3
Print it. (prints: 2)

Z is 100
It is over 5, 4, & 2
Shout it (prints: 2.5)