grep¶

The following operations can be performed on "grep":

Searches files or output for lines containing a match to the specified . By default, grep prints the matching lines.

grep [-c] [-E] [-i] [-v] [-w] [-x] <pattern>

c

Suppress normal output. Instead print a count of matching lines. With the -v option, count non-matching lines.

E

Interpret <pattern> as an extended regular expression.

i

Ignore case distinctions.

v

Invert the sense of matching, to select non-matching lines.

w

Select only those lines containing matches that form whole words.

x

Select only those matches that exactly match the whole line.

pattern

The pattern (regular expression or text string) for which to search.

show ns info | grep off -i