Search one or more
files for lines that match a
egrep doesn't support the metacharacters
\}, but does support the other expressions, as well as
the extended set +, ?, |, and ( ).
Remember to enclose these characters in quotes.
Regular expressions are described in Section 6.
Exit status is 0 if any lines match, 1 if not, and 2 for errors.
See also grep and fgrep.
egrep typically runs faster than those.
Precede each line with its block number.
Print only a count of matched lines.
Use this if
regexp begins with
Take expression from
List matched lines but not filenames (inverse of -l).
Ignore uppercase and lowercase distinctions.
List filenames but not matched lines.
Print lines and their line numbers.
Silent mode: print only error messages, and return the exit status.
Print all lines that
Search for occurrences of
Find and print strings such as
and include their line numbers:
egrep -n '(old|new)/.doc?'