# Net || Net -- join nets or strings vertically

• Operator: ||

## Description

m||n -- joins nets or strings by concatenating them vertically. The baseline of the result is the baseline of the first one.

In this example, we build a large net with arrows to indicate the location of the baseline.

 i1 : x = "x" | "3"^1 3 o1 = x i2 : "<--- " | ( x || "" || x ) | " --->" 3 o2 = <--- x ---> 3 x

## See also

• stack -- join nets or string vertically