[no subject]

[David Chapman <Zvona at MIT-AI>]

     (LET ((A "FOO")) (EQ A (SUBSTRING A 0 3))) should return T.
I disagree.  I don't want to have to write

(COND ((AND (EQ X 0) (EQ Y (ARRAY-ACTIVE-LENGTH A)))
       (COPYSTRING A))
      (T (SUBSTRING A X Y))) 

if I want to side-effect the string later.