1: Windows.
, , , bat .
:
- ? ?
- > >>, ?
- ?
- ? .
- set. ? , set.
- ?
- for? , for.
- ? (-).
:
- : .
- : <, >, >>, &, && ||.
DOS
( MS-DOS).
: Windows XP.
MS-DOS Microsoft Windows ( ) . . Microsoft Windows, 98, Windows Script(ing) Host. Perl, Python Ruby. , , , .. , , , . , .
, , Microsoft, . , , . . . , . , , . , , , .
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1
:
- . .
- . .
- cmd.
- OK. .
, . Norton Commander FAR. , .
2
:
- ( dir).
- Enter.
. . help. . , help ( /?).
3
:
- help .
- Enter.