Setup guide

an element to a list.
Notes
When comparing two arrays note, that two arrays are equal if their respective elements are equal.
Example
Operator priority and evaluation order
[admin@Wandy] ip firewall rule forward> :put (10+1-6*2=11-12=2+(-3)=-1)
false
[admin@Wandy] ip firewall rule forward> :put (10+1-6*2=11-12=(2+(-3)=-1))
true
[admin@Wandy] ip firewall rule forward
logical NOT
[admin@Wandy] interface> :put (!true)
false
[admin@Wandy] interface> :put (!(2>3))
true
[admin@Wandy] interface>
unary minus
[admin@Wandy] interface> :put (-1<0)
true
[admin@Wandy] > :put (--1)
1
bit inversion
[admin@Wandy] interface> :put (~255.255.0.0)
0.0.255.255
[admin@Wandy] interface>
sum
[admin@Wandy] interface> :put (3s + 5s)
8s
[admin@Wandy] interface> :put (10.0.0.15 + 0.0.10.0)
ERROR: cannot add ip address to ip address
[admin@Wandy] interface> :put (10.0.0.15 + 10)
10.0.0.25
[admin@Wandy] interface>
subtraction
[admin@Wandy] interface> :put (15 - 10)
5
[admin@Wandy] interface> :put (10.0.0.15 - 10.0.0.3)
12
[admin@Wandy] interface> :put (10.0.0.15 - 12)
10.0.0.3
[admin@Wandy] interface> :put (15h - 2s)
14h59m58s
[admin@Wandy] interface>
multiplication
[admin@Wandy] interface> :put (12s * 4)
48s
[admin@Wandy] interface> :put (-5 * -2)
10
[admin@Wandy] interface>
division
[admin@Wandy] interface> :put (10s / 3)
3s333.333ms
[admin@Wandy] interface> :put (5 / 2)
2
[admin@Wandy] interface>