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Filenames usually refer
to
lhe informalion cohtained in the lile,
such as
TAxEsJor lax inlormalion, or
IAxEs_07,
TAxEs_aa.
and
TAxES_89lor a senes ol lax lnlormalron liles
An
ellension
indicates Ihe lile
lype
Cerlatn rypes
ol liles must
have spectltc €xlensions. For example, lhe
.EXE
extenston
lndrcalBs
lo your computer that lhe ltle
is
an
executable lile.
or
a
lrle
conlarntng rnstruclions
lhe compuler can carry out.
ll
you
remove
the
exlenston, the
compuler would nol rec6gnrze
llie
,ile
as
an
execulable
ltle
Nole:
Do you nolice
something odd about lhe file-
names
TAxEs_o?. TAxEs-8a, and
TAxEs
a9? An
underline
characler separates TAXEs
Irofiilhe
vear
Since
lhe spacecharacler
is
an
rllegalcharactei (you
cannol use il in lile
or
direclory
names)
someltmes the
underline
character
ts L,sed
lo stmulare a space
WILDCARD CHARACTEBS
When you
are selecltng a group ol ltles wtlh stmtlar lilenames,
rl.rs
somelrmes easier
lo define lhe group by ustng wildcard
characlers. You would use one ol lhe two wildcard characters
(lhe aslerisk
or
the quesxon mark) when typing in
lhe file
specilrcalion
lor lhe selected group.
An aslerisk in a lile
specilication stands lor
all
characlers and
combinalrons
ol characlers, and can replace an enltre lile
name or exlension. For example, lhe lile specilicatton
...
calls
lor
the
display
ol allli,enames with aliexlensjons.
A
lile specificalion will olien have an aslerisk
as
the name but
specily an extensron. For exarhple. the iile spectltcation ..TXT
selects all lrlenames with
Ihe.TiT
exlension. For example. lhe
group
crealed wtth this lile specilicalion
mrght
contah theso
Iiles:
REPOBT.TXT
STOCK.TXT
MEMO TXT
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