Name

eval

Usage

builtin-function

Syntax

(eval expr env)
(eval expr)

Description

Evaluates a lisp expression.

user 1 > (eval '(+ 3 4))
it: 7
user 2 > (let n 3)
it: 3
user 3 > (+ 3 n)
it: 6
user 4 > (eval '(+ 3 n))
Undefined variable: n