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-
(let ((v e) (v e))
. body) (progn . body)
where body is evaluated in the context of the
local variables , created in parallel, i.e. first
all are evaluated, then the are (single-)
assigned (bound)
-
(let* ((v e) (v e))
. body) (progn . body)
where body is evaluated in the context of the
local variables , created sequentially
-
(psetq var expr var expr) nil
with the parallel (re-)assignment of var to
expr, , via side effect
-
(setq var expr var expr)
with the sequential (re-)assignment of var to
expr, , via side effect