Index: C – Q

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	Index Entry	Section

C
	case insensitive search	2.1.2 Matching Control
	changing name of standard input	2.1.4 Output Line Prefix Control
	character class	3.2 Character Classes and Bracket Expressions
	character classes	3.2 Character Classes and Bracket Expressions
	character type	2.2 Environment Variables
	classes of characters	3.2 Character Classes and Bracket Expressions
	`cntrl character class`	3.2 Character Classes and Bracket Expressions
	context	2.1.5 Context Line Control
	context lines, after match	2.1.5 Context Line Control
	context lines, before match	2.1.5 Context Line Control
	control characters	3.2 Character Classes and Bracket Expressions
	copying	6. Copying
	counting lines	2.1.3 General Output Control
	`cx GREP_COLORS capability`	2.2 Environment Variables

D
	default options environment variable	2.2 Environment Variables
	device search	2.1.6 File and Directory Selection
	`digit character class`	3.2 Character Classes and Bracket Expressions
	digit characters	3.2 Character Classes and Bracket Expressions
	directory search	2.1.6 File and Directory Selection
	dot	3.1 Fundamental Structure

E
	environment variables	2.2 Environment Variables
	exclude directories	2.1.6 File and Directory Selection
	exclude files	2.1.6 File and Directory Selection
	exclude files	2.1.6 File and Directory Selection
	exit status	2.3 Exit Status

F
	FAQ about `grep` usage	4. Usage
	files which don’t match	2.1.3 General Output Control
	`fn GREP_COLORS capability`	2.2 Environment Variables
	`fn GREP_COLORS capability`	2.2 Environment Variables

G
	`graph character class`	3.2 Character Classes and Bracket Expressions
	graphic characters	3.2 Character Classes and Bracket Expressions
	`grep` programs	2.4 `grep` Programs
	`GREP_COLOR environment variable`	2.2 Environment Variables
	`GREP_COLORS environment variable`	2.2 Environment Variables
	`GREP_OPTIONS environment variable`	2.2 Environment Variables
	group separator	2.1.5 Context Line Control
	group separator	2.1.5 Context Line Control

H
	hexadecimal digits	3.2 Character Classes and Bracket Expressions
	highlight markers	2.2 Environment Variables
	highlight markers	2.2 Environment Variables
	highlight, color, colour	2.1.3 General Output Control

I
	include files	2.1.6 File and Directory Selection
	interval specifications	3.6 Basic vs Extended Regular Expressions
	invert matching	2.1.2 Matching Control

L
	`LANG environment variable`	2.2 Environment Variables
	`LANG environment variable`	2.2 Environment Variables
	`LANG environment variable`	2.2 Environment Variables
	language of messages	2.2 Environment Variables
	`LC_ALL environment variable`	2.2 Environment Variables
	`LC_ALL environment variable`	2.2 Environment Variables
	`LC_ALL environment variable`	2.2 Environment Variables
	`LC_COLLATE environment variable`	2.2 Environment Variables
	`LC_CTYPE environment variable`	2.2 Environment Variables
	`LC_MESSAGES environment variable`	2.2 Environment Variables
	line buffering	2.1.7 Other Options
	line numbering	2.1.4 Output Line Prefix Control
	`ln GREP_COLORS capability`	2.2 Environment Variables
	`lower character class`	3.2 Character Classes and Bracket Expressions
	lower-case letters	3.2 Character Classes and Bracket Expressions

M
	match expression at most `m` times	3.1 Fundamental Structure
	match expression at most once	3.1 Fundamental Structure
	match expression from `n` to `m` times	3.1 Fundamental Structure
	match expression `n` or more times	3.1 Fundamental Structure
	match expression `n` times	3.1 Fundamental Structure
	match expression one or more times	3.1 Fundamental Structure
	match expression zero or more times	3.1 Fundamental Structure
	match the whole line	2.1.2 Matching Control
	matching basic regular expressions	2.4 `grep` Programs
	matching extended regular expressions	2.4 `grep` Programs
	matching fixed strings	2.4 `grep` Programs
	matching Perl regular expressions	2.4 `grep` Programs
	matching whole words	2.1.2 Matching Control
	max-count	2.1.3 General Output Control
	`mc GREP_COLORS capability`	2.2 Environment Variables
	memory mapped input	2.1.7 Other Options
	message language	2.2 Environment Variables
	`ms GREP_COLORS capability`	2.2 Environment Variables
	MS-DOS/MS-Windows binary files	2.1.7 Other Options
	MS-DOS/MS-Windows byte offsets	2.1.4 Output Line Prefix Control
	`mt GREP_COLORS capability`	2.2 Environment Variables

N
	names of matching files	2.1.3 General Output Control
	national language support	2.2 Environment Variables
	national language support	2.2 Environment Variables
	`ne GREP_COLORS capability`	2.2 Environment Variables
	NLS	2.2 Environment Variables
	no filename prefix	2.1.4 Output Line Prefix Control
	numeric characters	3.2 Character Classes and Bracket Expressions

O
	only matching	2.1.3 General Output Control

P
	palindromes	4. Usage
	pattern from file	2.1.2 Matching Control
	pattern list	2.1.2 Matching Control
	period	3.1 Fundamental Structure
	plus sign	3.1 Fundamental Structure
	`POSIXLY_CORRECT environment variable`	2.2 Environment Variables
	`print character class`	3.2 Character Classes and Bracket Expressions
	print non-matching lines	2.1.2 Matching Control
	printable characters	3.2 Character Classes and Bracket Expressions
	`punct character class`	3.2 Character Classes and Bracket Expressions
	punctuation characters	3.2 Character Classes and Bracket Expressions

Q
	question mark	3.1 Fundamental Structure
	quiet, silent	2.1.3 General Output Control

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