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Linux / Unix fgrep command

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About fgrep
Syntax
Examples
Related commands
Linux / Unix main page

About fgrep

Search a file for a fixed-character string.

Syntax

fgrep [-b] [-c] [-h] [-i] [-l] [-n] [-s] [-v] [-x] [ -e pattern_list] [-f pattern-file] [pattern] [ file]

-b Precede each line by the block number on which it was found. This can be useful in locating block numbers by context (first block is 0).
-c Print only a count of the lines that contain the pattern.
-h Suppress printing of files when searching multiple files.
-i Ignore upper/lower case distinction during comparisons.
-l Print the names of files with matching lines once, separated by new-lines. Does not repeat the names of files when the pattern is found more than once.
-n Precede each line by its line number in the file (first line is 1).
-s Work silently, that is, display nothing except error messages. This is useful for checking the error status.
-v Print all lines except those that contain the pattern.
-x Print only lines matched entirely.
-e pattern_list Search for a string in pattern-list (useful when the string begins with a -).
-f pattern-file Take the list of patterns from pattern-file.
pattern Specify a pattern to be used during the search for input.
file A path name of a file to be searched for the patterns. If no file operands are specified, the standard input will be used.

Examples

fgrep "support" myfile.txt - Would search for support in the file myfile.txt.

Related commands

ed
egrep
grep
sed
sh

 

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