slovo | definícia |
grep (czen) | grep,grapefruitn: Zdeněk Brož |
grep (foldoc) | grep
A Unix command for
searching files for lines matching a given {regular
expression} (RE). Named after the qed/ed editor
subcommand "g/re/p", where re stands for a regular expression,
to Globally search for the Regular Expression and Print the
lines containing matches to it. There are two other variants,
fgrep which searches only for fixed strings and egrep which
accepts extended REs but is usually the fastest of the three.
Used by extension to mean "to look for something by pattern".
When browsing through a large set of files, one may speak of
"grepping around". "Grep the bulletin board for the system
backup schedule, would you?" See also vgrep.
[Jargon File]
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grep (jargon) | grep
/grep/, vi.
[from the qed/ed editor idiom g/re/p, where re stands for a regular
expression, to Globally search for the Regular Expression and Print the
lines containing matches to it, via Unix grep(1)] To rapidly scan a file
or set of files looking for a particular string or pattern (when browsing
through a large set of files, one may speak of grepping around). By
extension, to look for something by pattern. “Grep the bulletin board for
the system backup schedule, would you?” See also vgrep.
[It has been alleged that the source is from the title of a paper “A
General Regular Expression Parser”, but dmr confirms the g/re/p etymology
--ESR]
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grep (vera) | GREP
Global Regular Expression Print (Unix)
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| podobné slovo | definícia |
grepový (czen) | grepový,grapefruit Zdeněk Brož |
egrep (foldoc) | egrep
An extended version of the Unix grep command.
Egrep accepts extended regular expressions (REs) including
"*" following multi-character REs; "+" (one or more matches);
"?" (zero or one matches); "|" separating two REs matches
either. REs may be bracketed with (). Despite its additional
complexity, egrep is usually faster than fgrep or grep.
(2004-07-20)
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fgrep (foldoc) | fgrep
A variant of the Unix grep command which searches
for fixed (uninterpreted) strings rather than {regular
expressions}. Surprisingly, this is not always faster.
(1996-10-27)
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optical grep (foldoc) | vgrep
optical grep
/vee'grep/ (Or "optical grep") Visual grep.
Finding patterns in a file by eye rather than digitally.
Compare vdiff.
[Jargon File]
(1998-02-06)
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vgrep (foldoc) | vgrep
optical grep
/vee'grep/ (Or "optical grep") Visual grep.
Finding patterns in a file by eye rather than digitally.
Compare vdiff.
[Jargon File]
(1998-02-06)
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optical grep (jargon) | optical grep
n.
See vgrep.
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vgrep (jargon) | vgrep
/vee'grep/, v.,n.
Visual grep. The operation of finding patterns in a file optically rather
than digitally (also called an optical grep). See grep; compare vdiff.
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egrep (vera) | EGREP
Extended Global Regular Expression Print (Unix, GREP)
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fgrep (vera) | FGREP
Fixed Global Regular Expression Print (Unix, GREP)
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