Array mapping each value to its associated character.
This array is the main lookup table used for encoding. It corresponds to Table 1 from RFC 4648.
Definition:
(defconst *b64-chars-from-vals-alist* '((0 . #\A) (1 . #\B) (2 . #\C) (3 . #\D) (4 . #\E) (5 . #\F) (6 . #\G) (7 . #\H) (8 . #\I) (9 . #\J) (10 . #\K) (11 . #\L) (12 . #\M) (13 . #\N) (14 . #\O) (15 . #\P) (16 . #\Q) (17 . #\R) (18 . #\S) (19 . #\T) (20 . #\U) (21 . #\V) (22 . #\W) (23 . #\X) (24 . #\Y) (25 . #\Z) (26 . #\a) (27 . #\b) (28 . #\c) (29 . #\d) (30 . #\e) (31 . #\f) (32 . #\g) (33 . #\h) (34 . #\i) (35 . #\j) (36 . #\k) (37 . #\l) (38 . #\m) (39 . #\n) (40 . #\o) (41 . #\p) (42 . #\q) (43 . #\r) (44 . #\s) (45 . #\t) (46 . #\u) (47 . #\v) (48 . #\w) (49 . #\x) (50 . #\y) (51 . #\z) (52 . #\0) (53 . #\1) (54 . #\2) (55 . #\3) (56 . #\4) (57 . #\5) (58 . #\6) (59 . #\7) (60 . #\8) (61 . #\9) (62 . #\+) (63 . #\/)))
Definition:
(defconst *b64-chars-from-vals-array* (compress1 '*b64-chars-from-vals-array* (cons (list :header :dimensions (list 64) :maximum-length 65 :default #\0 :name '*b64-chars-from-vals-array*) *b64-chars-from-vals-alist*)))