<s>
In	O
computing	O
,	O
cut	O
is	O
a	O
command	B-Application
line	I-Application
utility	O
on	O
Unix	B-Application
and	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
which	O
is	O
used	O
to	O
extract	O
sections	O
from	O
each	O
line	O
of	O
input	O
—	O
usually	O
from	O
a	O
file	B-Operating_System
.	O
</s>
<s>
It	O
is	O
currently	O
part	O
of	O
the	O
GNU	B-Application
coreutils	I-Application
package	O
and	O
the	O
BSD	B-Operating_System
Base	O
System	O
.	O
</s>
<s>
Extraction	O
of	O
line	O
segments	O
can	O
typically	O
be	O
done	O
by	O
bytes	B-Application
(	O
-b	O
)	O
,	O
characters	O
(	O
-c	O
)	O
,	O
or	O
fields	O
(	O
-f	O
)	O
separated	O
by	O
a	O
delimiter	B-Algorithm
(	O
-d	O
the	O
tab	O
character	O
by	O
default	O
)	O
.	O
</s>
<s>
It	O
was	O
inherited	O
into	O
the	O
first	O
version	O
of	O
POSIX.1	O
and	O
the	O
Single	O
Unix	B-Application
Specification	O
.	O
</s>
<s>
It	O
first	O
appeared	O
in	O
AT&T	B-Operating_System
System	I-Operating_System
III	I-Operating_System
UNIX	I-Operating_System
in	O
1982	O
.	O
</s>
<s>
The	O
version	O
of	O
cut	O
bundled	O
in	O
GNU	B-Application
coreutils	I-Application
was	O
written	O
by	O
David	O
M	O
.	O
Ihnat	O
,	O
David	O
MacKenzie	O
,	O
and	O
Jim	O
Meyering	O
.	O
</s>
<s>
The	O
command	B-Application
is	O
available	O
as	O
a	O
separate	O
package	O
for	O
Microsoft	B-Application
Windows	I-Application
as	O
part	O
of	O
the	O
UnxUtils	B-Application
collection	O
of	O
native	B-Language
Win32	B-Library
ports	O
of	O
common	O
GNU	B-Operating_System
Unix-like	B-Operating_System
utilities	O
.	O
</s>
<s>
The	O
command	B-Application
has	O
also	O
been	O
ported	O
to	O
the	O
IBM	B-Application
i	I-Application
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
Assuming	O
a	O
file	B-Operating_System
named	O
"	O
file	B-Operating_System
"	O
containing	O
the	O
lines	O
:	O
</s>
<s>
To	O
output	O
the	O
fifth	O
field	O
through	O
the	O
end	O
of	O
the	O
line	O
of	O
each	O
line	O
using	O
the	O
colon	O
character	O
as	O
the	O
field	O
delimiter	B-Algorithm
:	O
</s>
<s>
Option	O
-d	O
specified	O
a	O
single	O
character	O
delimiter	B-Algorithm
(	O
in	O
the	O
example	O
above	O
it	O
is	O
a	O
colon	O
)	O
which	O
serves	O
as	O
field	O
separator	O
.	O
</s>
<s>
To	O
output	O
the	O
third	O
field	O
of	O
each	O
line	O
using	O
space	O
as	O
the	O
field	O
delimiter	B-Algorithm
:	O
</s>
<s>
To	O
separate	O
two	O
words	O
having	O
any	O
delimiter	B-Algorithm
:	O
</s>
<s>
Bytes	B-Application
;	O
a	O
list	O
following	O
specifies	O
a	O
range	O
of	O
bytes	B-Application
which	O
will	O
be	O
returned	O
,	O
e.g.	O
</s>
<s>
would	O
return	O
the	O
first	O
66	O
bytes	B-Application
of	O
a	O
line	O
.	O
</s>
<s>
NB	O
If	O
used	O
in	O
conjunction	O
with	O
,	O
no	O
multi-byte	O
characters	O
will	O
be	O
split	O
.	O
</s>
<s>
Delimiter	B-Algorithm
;	O
the	O
character	O
immediately	O
following	O
the	O
option	O
is	O
the	O
field	O
delimiter	B-Algorithm
for	O
use	O
in	O
conjunction	O
with	O
the	O
option	O
;	O
the	O
default	O
delimiter	B-Algorithm
is	O
tab	O
.	O
</s>
<s>
Space	O
and	O
other	O
characters	O
with	O
special	O
meanings	O
within	O
the	O
context	O
of	O
the	O
shell	B-Application
in	O
use	O
must	O
be	O
enquoted	O
or	O
escaped	O
as	O
necessary	O
.	O
</s>
<s>
Bypasses	O
lines	O
which	O
contain	O
no	O
field	O
delimiters	B-Algorithm
when	O
is	O
specified	O
,	O
unless	O
otherwise	O
indicated	O
.	O
</s>
<s>
file	B-Operating_System
The	O
file	B-Operating_System
(	O
and	O
accompanying	O
path	O
if	O
necessary	O
)	O
to	O
process	O
as	O
input	O
.	O
</s>
<s>
If	O
no	O
file	B-Operating_System
is	O
specified	O
then	O
standard	O
input	O
will	O
be	O
used	O
.	O
</s>
