Returns the sum of all numbers
Supported Platforms: Windows and Mac OS
(+ [number number ...])
Type: Integer or Real
A numeric value.
Type: Integer or Real
The result of the addition. If you supply only one number argument, this function returns the result of adding it to zero. If you supply no arguments, the function returns 0.
(+ 1 2) 3 (+ 1 2 3 4.5) 10.5 (+ 1 2 3 4.0) 10.0