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! (exclamation point), ! operator: Boolean Ops
! (exclamation point), ! operator: Egrep Program, Precedence
! (exclamation point), != operator: Precedence, Typing and Comparison
! (exclamation point), !~ operator: Expression Patterns, Precedence, Typing and Comparison, Regexp Constants, Computed Regexps, Case-sensitivity, Regexp Usage
! operator: Egrep Program, Ranges
" (double quote): Quoting, Read Terminal
" (double quote), regexp constants: Computed Regexps
# (number sign), #! (executable scripts): Executable Scripts
# (number sign), #! (executable scripts), portability issues with: Executable Scripts
# (number sign), commenting: Comments
$ (dollar sign): Regexp Operators
$ (dollar sign), $ field operator: Precedence, Fields
$ (dollar sign), incrementing fields and arrays: Increment Ops
$ field operator: Fields
% (percent sign), % operator: Precedence
% (percent sign), %= operator: Precedence, Assignment Ops
& (ampersand), && operator: Precedence, Boolean Ops
& (ampersand), gsub/gensub/sub functions and: Gory Details
' (single quote): Quoting, Long, One-shot
' (single quote), vs. apostrophe: Comments
' (single quote), with double quotes: Quoting
() (parentheses): Regexp Operators
() (parentheses), pgawk program: Profiling
* (asterisk), * operator, as multiplication operator: Precedence
* (asterisk), * operator, as regexp operator: Regexp Operators
* (asterisk), * operator, null strings, matching: Gory Details
* (asterisk), ** operator: Options, Precedence, Arithmetic Ops
* (asterisk), **= operator: Options, Precedence, Assignment Ops
* (asterisk), *= operator: Precedence, Assignment Ops
+ (plus sign): Regexp Operators
+ (plus sign), + operator: Precedence
+ (plus sign), ++ operator: Precedence, Increment Ops
+ (plus sign), += operator: Precedence, Assignment Ops
+ (plus sign), decrement/increment operators: Increment Ops
, (comma), in range patterns: Ranges
- (hyphen), - operator: Precedence
- (hyphen), -- (decrement/increment) operator: Precedence
- (hyphen), -- operator: Increment Ops
- (hyphen), -= operator: Precedence, Assignment Ops
- (hyphen), filenames beginning with: Options
- (hyphen), in character lists: Character Lists
--assign option: Options
--compat option: Options
--copyleft option: Options
--copyright option: Options
--disable-nls configuration option: Additional Configuration Options
--dump-variables option: Library Names, Options
--enable-portals configuration option: Additional Configuration Options, Portal Files
--field-separator option: Options
--file option: Options
--gen-po option: Options, String Extraction
--help option: Options
--lint option: Options, Command Line
--lint-old option: Options
--non-decimal-data option: Options, Nondecimal Data
--non-decimal-data option, strtonum function and: Nondecimal Data
--posix option: Options
--posix option, --traditional option and: Options
--profile option: Options, Profiling
--re-interval option: Options
--source option: Options
--traditional option: Options
--traditional option, --posix option and: Options
--usage option: Options
--version option: Options
--with-included-gettext configuration option: Additional Configuration Options, Gawk I18N
--with-included-gettext configuration option, configuring gawk with: Additional Configuration Options
-f option: Options
-F option: Options, Command Line Field Separator
-f option: Long
-F option, -Ft sets FS to TAB: Options
-f option, on command line: Options
-F option, troubleshooting: Known Bugs
-mf/-mr options: Options
-v option: Options
-v option, variables, assigning: Assignment Options
-W option: Options
. (period): Regexp Operators
.mo files: Explaining gettext
.mo files, converting from .po: I18N Example
.mo files, specifying directory of: Programmer i18n, Explaining gettext
.po files: Translator i18n, Explaining gettext
.po files, converting to .mo: I18N Example
/ (forward slash): Regexp
/ (forward slash), / operator: Precedence
/ (forward slash), /= operator: Precedence, Assignment Ops
/ (forward slash), /= operator, vs. /=.../ regexp constant: Assignment Ops
/ (forward slash), patterns and: Expression Patterns
/= operator vs. /=.../ regexp constant: Assignment Ops
/dev/... special files (gawk): Special FD
/inet/ files (gawk): TCP/IP Networking
/p files (gawk): Portal Files
; (semicolon): Statements/Lines
; (semicolon), AWKPATH variable and: PC Using
; (semicolon), separating statements in actions: Statements, Action Overview
< (left angle bracket), < operator: Precedence, Typing and Comparison
< (left angle bracket), < operator (I/O): Getline/File
< (left angle bracket), <= operator: Precedence, Typing and Comparison
= (equals sign), = operator: Assignment Ops
= (equals sign), == operator: Precedence, Typing and Comparison
> (right angle bracket), > operator: Precedence, Typing and Comparison
> (right angle bracket), > operator (I/O): Redirection
> (right angle bracket), >= operator: Precedence, Typing and Comparison
> (right angle bracket), >> operator (I/O): Precedence, Redirection
? (question mark): GNU Regexp Operators, Regexp Operators
? (question mark), ?: operator: Precedence
[] (square brackets): Regexp Operators
\ (backslash): Regexp Operators, Quoting, Comments, Read Terminal
\ (backslash), \" escape sequence: Escape Sequences
\ (backslash), \' operator (gawk): GNU Regexp Operators
\ (backslash), \/ escape sequence: Escape Sequences
\ (backslash), \< operator (gawk): GNU Regexp Operators
\ (backslash), \> operator (gawk): GNU Regexp Operators
\ (backslash), \` operator (gawk): GNU Regexp Operators
\ (backslash), \a escape sequence: Escape Sequences
\ (backslash), \b escape sequence: Escape Sequences
\ (backslash), \B operator (gawk): GNU Regexp Operators
\ (backslash), \f escape sequence: Escape Sequences
\ (backslash), \n escape sequence: Escape Sequences
\ (backslash), \nnn escape sequence: Escape Sequences
\ (backslash), \r escape sequence: Escape Sequences
\ (backslash), \t escape sequence: Escape Sequences
\ (backslash), \v escape sequence: Escape Sequences
\ (backslash), \W operator (gawk): GNU Regexp Operators
\ (backslash), \w operator (gawk): GNU Regexp Operators
\ (backslash), \x escape sequence: Escape Sequences
\ (backslash), \y operator (gawk): GNU Regexp Operators
\ (backslash), as field separators: Command Line Field Separator
\ (backslash), continuing lines and: Egrep Program, Statements/Lines
\ (backslash), continuing lines and, comments and: Statements/Lines
\ (backslash), continuing lines and, in csh: Statements/Lines, More Complex
\ (backslash), gsub/gensub/sub functions and: Gory Details
\ (backslash), in character lists: Character Lists
\ (backslash), in escape sequences: Escape Sequences
\ (backslash), in escape sequences, POSIX and: Escape Sequences
\ (backslash), regexp constants: Computed Regexps
^ (caret): GNU Regexp Operators, Regexp Operators
^ (caret), ^ operator: Options, Precedence
^ (caret), ^= operator: Options, Precedence, Assignment Ops
^ (caret), in character lists: Character Lists
_ (underscore), _ C macro: Explaining gettext
_ (underscore), in names of private variables: Library Names
_ (underscore), translatable string: Programmer i18n
_gr_init user-defined function: Group Functions
_pw_init user-defined function: Passwd Functions
gawk: Adding Code
gawk: Dynamic Extensions
close function: Close Files And Pipes
FNR/NR variables: Auto-set
gawk: Advanced Features
gawk, BSD portals: Portal Files
gawk, network programming: TCP/IP Networking
gawk, nondecimal input data: Nondecimal Data
gawk, processes, communicating with: Two-way I/O
sh: Redirection
alarm.awk program: Alarm Program
awk assembler (aaa): Glossary
awf): Glossary
/= operator vs. /=.../ regexp constant: Assignment Ops
&), && operator: Boolean Ops
&), &&operator: Precedence
&), gsub/gensub/sub functions and: Gory Details
and function (gawk): Bitwise Functions
ARGC/ARGV variables: ARGC and ARGV, Auto-set
ARGC/ARGV variables, command-line arguments: Other Arguments
ARGC/ARGV variables, portability and: Executable Scripts
ARGIND variable: Auto-set
ARGIND variable, command-line arguments: Other Arguments
awk: Command Line
for statement and: Scanning an Array
IGNORECASE variable and: Array Intro
IGNORECASE variable and: Array Sorting
gawk and: Distribution contents
asort function (gawk): String Functions, Array Sorting
asort function (gawk), arrays, sorting: Array Sorting
assert function (C library): Assert Function
assert user-defined function: Assert Function
assoc_clear internal function: Internals
assoc_lookup internal function: Internals
*), * operator, as multiplication operator: Precedence
*), * operator, as regexp operator: Regexp Operators
*), * operator, null strings, matching: Gory Details
*), ** operator: Options, Precedence, Arithmetic Ops
*), **= operator: Options, Precedence, Assignment Ops
*), *= operator: Precedence, Assignment Ops
atan2 function: Numeric Functions
awf (amazingly workable formatter) program: Glossary
awk language, POSIX version: Assignment Ops
awk programs: Two Rules, Executable Scripts, Getting Started
awk programs, complex: When
awk programs, documenting: Library Names, Comments
awk programs, examples of: Sample Programs
awk programs, execution of: Next Statement
awk programs, internationalizing: Programmer i18n, I18N Functions
awk programs, lengthy: Long
awk programs, lengthy, assertions: Assert Function
awk programs, location of: Options
awk programs, one-line examples: Very Simple
awk programs, profiling: Profiling
awk programs, profiling, enabling: Options
awk programs, running: Long, Running gawk
awk programs, running, from shell scripts: One-shot
awk programs, running, without input files: Read Terminal
awk programs, shell variables in: Using Shell Variables
awk, function of: Getting Started
awk, gawk and: This Manual, Preface
awk, history of: History
awk, implementation issues, pipes: Redirection
awk, implementations: Other Versions
awk, implementations, limits: Getline Notes
awk, invoking: Command Line
awk, new vs. old: Names
awk, new vs. old, OFMT variable: Conversion
awk, POSIX and: Preface
awk, POSIX and, See Also POSIX awk: Preface
awk, regexp constants and: Typing and Comparison
awk, See Also gawk: Preface
awk, terms describing: This Manual
awk, uses for: When, Getting Started, Preface
awk, versions of: V7/SVR3.1, Names
awk, versions of, changes between SVR3.1 and SVR4: SVR4
awk, versions of, changes between SVR4 and POSIX awk: POSIX
awk, versions of, changes between V7 and SVR3.1: V7/SVR3.1
awk, versions of, See Also Bell Laboratories awk: BTL
awk.h file (internal): Internals
awka compiler for awk: Other Versions
AWKNUM internal type: Internals
AWKPATH environment variable: PC Using
AWKPATH environment variable: AWKPATH Variable
awkprof.out file: Profiling
awksed.awk program: Simple Sed
awkvars.out file: Options
\): Regexp Operators, Quoting, Comments, Read Terminal
\), \" escape sequence: Escape Sequences
\), \' operator (gawk): GNU Regexp Operators
\), \/ escape sequence: Escape Sequences
\), \< operator (gawk): GNU Regexp Operators
\), \> operator (gawk): GNU Regexp Operators
\), \` operator (gawk): GNU Regexp Operators
\), \a escape sequence: Escape Sequences
\), \b escape sequence: Escape Sequences
\), \B operator (gawk): GNU Regexp Operators
\), \f escape sequence: Escape Sequences
\), \n escape sequence: Escape Sequences
\), \nnn escape sequence: Escape Sequences
\), \r escape sequence: Escape Sequences
\), \t escape sequence: Escape Sequences
\), \v escape sequence: Escape Sequences
\), \W operator (gawk): GNU Regexp Operators
\), \w operator (gawk): GNU Regexp Operators
\), \x escape sequence: Escape Sequences
\), \y operator (gawk): GNU Regexp Operators
\), as field separators: Command Line Field Separator
\), continuing lines and: Egrep Program, Statements/Lines
\), continuing lines and, comments and: Statements/Lines
\), continuing lines and, in csh: Statements/Lines, More Complex
\), gsub/gensub/sub functions and: Gory Details
\), in character lists: Character Lists
\), in escape sequences: Escape Sequences
\), in escape sequences, POSIX and: Escape Sequences
\), regexp constants: Computed Regexps
BBS-list file: Sample Data Files
BEGIN pattern: BEGIN/END, Field Separators, Records
BEGIN pattern, assert user-defined function and: Assert Function
BEGIN pattern, Boolean patterns and: Expression Patterns
BEGIN pattern, exit statement and: Exit Statement
BEGIN pattern, getline and: Getline Notes
BEGIN pattern, headings, adding: Print Examples
BEGIN pattern, next/nextfile statements and: Next Statement, I/O And BEGIN/END
BEGIN pattern, OFS/ORS variables, assigning values to: Output Separators
BEGIN pattern, operators and: Using BEGIN/END
BEGIN pattern, pgawk program: Profiling
BEGIN pattern, print statement and: I/O And BEGIN/END
BEGIN pattern, pwcat program: Passwd Functions
BEGIN pattern, running awk programs and: Cut Program
BEGIN pattern, TEXTDOMAIN variable and: Programmer i18n
beginfile user-defined function: Filetrans Function
awk extensions: BTL
bindtextdomain function (C library): Explaining gettext
bindtextdomain function (gawk): Programmer i18n, I18N Functions
bindtextdomain function (gawk), portability and: I18N Portability
BINMODE variable: PC Using, User-modified
bits2str user-defined function: Bitwise Functions
{}), actions and: Action Overview
{}), pgawk program: Profiling
{}), statements, grouping: Statements
break statement: Break Statement
[email protected]: Bugs
[email protected] bug reporting address: Bugs
-v option, setting with: Options
^): GNU Regexp Operators, Regexp Operators
^), ^ operator: Options, Precedence
^), ^= operator: Options, Precedence, Assignment Ops
^), in character lists: Character Lists
gawk: Case-sensitivity
chdir function, implementing in gawk: Sample Library
chem utility: Glossary
chr user-defined function: Ordinal Functions
cliff_rand user-defined function: Cliff Random Function
close function: I/O Functions, Close Files And Pipes, Getline/Pipe, Getline/Variable/File
close function, return values: Close Files And Pipes
close function, two-way pipes and: Two-way I/O
,), in range patterns: Ranges
FS on, setting: Command Line Field Separator
awk from: Command Line
comp.lang.awk newsgroup: Bugs
gawk), extensions: POSIX/GNU
gawk), file names: Special Caveats
gawk), hexadecimal numbers: Nondecimal-numbers
gawk), octal numbers: Nondecimal-numbers
gawk), specifying: Options
compl function (gawk): Bitwise Functions
--disable-nls: Additional Configuration Options
--enable-portals: Additional Configuration Options
--with-included-gettext: Additional Configuration Options, Gawk I18N
gawk: Additional Configuration Options
continue statement: Continue Statement
CONVFMT variable: User-modified, Conversion
CONVFMT variable, array subscripts and: Numeric Array Subscripts
getline from: Getline/Coprocess
cos function: Numeric Functions
csh utility: Statements/Lines
csh utility, backslash continuation and: More Complex
csh utility, POSIXLY_CORRECT environment variable: Options
csh utility, |& operator, comparison with: Two-way I/O
ctime user-defined function: Function Example
custom.h file: Configuration Philosophy
cut utility: Cut Program
cut.awk program: Cut Program
break statement: Break Statement
close function: Close Files And Pipes
continue statement: Continue Statement
CONVFMT variable: Conversion
exit statement: Exit Statement
FILENAME variable: Auto-set, Getline Notes
FNR/NR variables: Auto-set
FS as null string: Single Character Fields
awk: Command Line
NF variable, decrementing: Changing Fields
OFMT variable: OFMT
/= operator and: Assignment Ops
split function: String Functions
date utility, GNU: Time Functions
date utility, POSIX: Time Functions
dcgettext function (gawk): Programmer i18n, I18N Functions
dcgettext function (gawk), portability and: I18N Portability
dcngettext function (gawk): Programmer i18n, I18N Functions
dcngettext function (gawk), portability and: I18N Portability
gawk: Known Bugs
gawk, bug reports: Bugs
delete statement: Delete
awk and gawk, ARGC/ARGV variables: ARGC and ARGV
awk and gawk, ARGIND variable: Auto-set
awk and gawk, array elements, deleting: Delete
awk and gawk, AWKPATH environment variable: AWKPATH Variable
awk and gawk, BEGIN/END patterns: I/O And BEGIN/END
awk and gawk, BINMODE variable: PC Using, User-modified
awk and gawk, close function: Close Files And Pipes
awk and gawk, ERRNO variable: Auto-set
awk and gawk, error messages: Special FD
awk and gawk, FIELDWIDTHS variable: User-modified
awk and gawk, function arguments (gawk): Calling Built-in
awk and gawk, getline command: Getline
awk and gawk, IGNORECASE variable: User-modified
awk and gawk, implementation limitations: Redirection, Getline Notes
awk and gawk, input/output operators: Redirection, Getline/Coprocess
awk and gawk, line continuations: Conditional Exp
awk and gawk, LINT variable: User-modified
awk and gawk, match function: String Functions
awk and gawk, next/nextfile statements: Nextfile Statement
awk and gawk, print/printf statements: Format Modifiers
awk and gawk, PROCINFO array: Auto-set
awk and gawk, record separators: Records
awk and gawk, regexp constants: Using Constant Regexps
awk and gawk, regular expressions: Case-sensitivity
awk and gawk, RS/RT variables: Records
awk and gawk, RT variable: Auto-set
awk and gawk, single-character fields: Single Character Fields
awk and gawk, split function: String Functions
awk and gawk, strings: Scalar Constants
awk and gawk, strings, storing: Records
awk and gawk, strtonum function (gawk): String Functions
awk and gawk, TEXTDOMAIN variable: User-modified
awk and gawk, trunc-mod operation: Arithmetic Ops
do-while statement: Do Statement, Regexp Usage
awk programs: Library Names
$): Regexp Operators
$), $ field operator: Precedence, Fields
$), incrementing fields and arrays: Increment Ops
"): Quoting, Read Terminal
"), regexp constants: Computed Regexps
dupnode internal function: Internals
dupword.awk program: Dupword Program
egrep utility: Egrep Program, Character Lists
egrep.awk program: Egrep Program
[email protected]: Bugs
EMISTERED: TCP/IP Networking
END pattern: BEGIN/END
END pattern, assert user-defined function and: Assert Function
END pattern, backslash continuation and: Egrep Program
END pattern, Boolean patterns and: Expression Patterns
END pattern, exit statement and: Exit Statement
END pattern, next/nextfile statements and: Next Statement, I/O And BEGIN/END
END pattern, operators and: Using BEGIN/END
END pattern, pgawk program: Profiling
END pattern, print statement and: I/O And BEGIN/END
endfile user-defined function: Filetrans Function
endgrent function (C library): Group Functions
endgrent user-defined function: Group Functions
endpwent function (C library): Passwd Functions
endpwent user-defined function: Passwd Functions
ENVIRON variable: Auto-set
=), = operator: Assignment Ops
=), == operator: Precedence, Typing and Comparison
ERRNO variable: Internals, Auto-set, Getline
ERRNO variable and: Auto-set
gsub/gensub/sub functions: Gory Details
!), ! operator: Egrep Program, Precedence, Boolean Ops
!), != operator: Precedence, Typing and Comparison
!), !~ operator: Expression Patterns, Precedence, Typing and Comparison, Regexp Constants, Computed Regexps, Case-sensitivity, Regexp Usage
exit statement: Exit Statement
exp function: Numeric Functions
expand utility: Very Simple
extension function (gawk): Using Internal File Ops
awk: BTL
gawk, not in POSIX awk: POSIX/GNU
mawk: Other Versions
extract.awk program: Extract Program
gawk: Adding Code
fflush function: I/O Functions
fflush function, unsupported: Options
$: Fields
FIELDWIDTHS variable and: User-modified
OFS: Changing Fields
FIELDWIDTHS variable: User-modified, Constant Size
gawk: Special FD
FILENAME variable: Auto-set, Reading Files
FILENAME variable, getline, setting with: Getline Notes
.mo: Explaining gettext
.mo, converting from .po: I18N Example
.mo, specifying directory of: Programmer i18n, Explaining gettext
.po: Translator i18n, Explaining gettext
.po, converting to .mo: I18N Example
/dev/... special files: Special FD
/inet/ (gawk): TCP/IP Networking
/p (gawk): Portal Files
awk programs in: Long
awkprof.out: Profiling
awkvars.out: Options
ARGIND variable and: Auto-set
AWKNUM internal type: Internals
FNR variable: Auto-set, Records
FNR variable, changing: Auto-set
for statement: For Statement
for statement, in arrays: Scanning an Array
force_number internal function: Internals
force_string internal function: Internals
printf statement: Control Letters
strftime function (gawk): Time Functions
/): Regexp
/), / operator: Precedence
/), /= operator: Precedence, Assignment Ops
/), /= operator, vs. /=.../ regexp constant: Assignment Ops
/), patterns and: Expression Patterns
free_temp internal macro: Internals
FS variable: User-modified, Field Separators
FS variable, --field-separator option and: Options
FS variable, as TAB character: Options
FS variable, changing value of: Known Bugs, Field Separators
FS variable, running awk programs and: Cut Program
FS variable, setting from command line: Command Line Field Separator
gawk: Dynamic Extensions
nextfile statement: Nextfile Function
next/nextfile statements and: Nextfile Statement, Next Statement
gawk, awk and: This Manual, Preface
gawk, bitwise operations in: Bitwise Functions
gawk, break statement in: Break Statement
gawk, built-in variables and: Built-in Variables
gawk, character classes and: Character Lists
gawk, coding style in: Adding Code
gawk, command-line options: GNU Regexp Operators
gawk, comparison operators and: Typing and Comparison
gawk, configuring: Configuration Philosophy
gawk, configuring, options: Additional Configuration Options
gawk, continue statement in: Continue Statement
gawk, debugging: Known Bugs
gawk, distribution: Distribution contents
gawk, escape sequences: Escape Sequences
gawk, extensions, disabling: Options
gawk, features, adding: Adding Code
gawk, features, advanced: Advanced Features
gawk, fflush function in: I/O Functions
gawk, field separators and: User-modified
gawk, FIELDWIDTHS variable in: User-modified
gawk, file names in: Special Files
gawk, format-control characters: Control Letters
gawk, function arguments and: Calling Built-in
gawk, functions, adding: Dynamic Extensions
gawk, hexadecimal numbers and: Nondecimal-numbers
gawk, IGNORECASE variable in: User-modified
gawk, implementation issues: Notes
gawk, implementation issues, debugging: Compatibility Mode
gawk, implementation issues, downward compatibility: Compatibility Mode
gawk, implementation issues, limits: Getline Notes
gawk, implementation issues, pipes: Redirection
gawk, installing: Installation
gawk, internals: Internals
gawk, internationalization and, See internationalization: Internationalization
gawk, interpreter, adding code to: Future Extensions, Using Internal File Ops
gawk, interval expressions and: Regexp Operators
gawk, line continuation in: Conditional Exp
gawk, LINT variable in: User-modified
gawk, list of contributors to: Contributors
gawk, MS-DOS version of: PC Using
gawk, newlines in: Statements/Lines
gawk, next file statement in: Nextfile Statement
gawk, nextfile statement in: Nextfile Function, Nextfile Statement
gawk, octal numbers and: Nondecimal-numbers
gawk, OS/2 version of: PC Using
gawk, regexp constants and: Using Constant Regexps
gawk, regular expressions, case sensitivity: Case-sensitivity
gawk, regular expressions, operators: GNU Regexp Operators
gawk, regular expressions, precedence: Regexp Operators
gawk, See Also awk: Preface
gawk, source code, obtaining: Getting
gawk, splitting fields and: Constant Size
gawk, string-translation functions: I18N Functions
gawk, timestamps: Time Functions
gawk, uses for: Preface
gawk, versions of, information about, printing: Options
gawk, word-boundary operator: GNU Regexp Operators
gensub function (gawk): String Functions, Using Constant Regexps
gensub function (gawk), escape processing: Gory Details
get_argument internal function: Internals
getgrent function (C library): Group Functions
getgrent user-defined function: Group Functions
getgrgid function (C library): Group Functions
getgrgid user-defined function: Group Functions
getgrnam function (C library): Group Functions
getgrnam user-defined function: Group Functions
getgruser function (C library): Group Functions
getgruser function, user-defined: Group Functions
getline command: Reading Files
getline command, _gr_init user-defined function: Group Functions
getline command, _pw_init function: Passwd Functions
getline command, coprocesses, using from: Close Files And Pipes, Getline/Coprocess
getline command, deadlock and: Two-way I/O
getline command, explicit input with: Getline
getline command, FILENAME variable and: Getline Notes
getline command, return values: Getline
getline command, variants: Getline Summary
getopt function (C library): Getopt Function
getopt user-defined function: Getopt Function
getpwent function (C library): Passwd Functions
getpwent user-defined function: Passwd Functions
getpwnam function (C library): Passwd Functions
getpwnam user-defined function: Passwd Functions
getpwuid function (C library): Passwd Functions
getpwuid user-defined function: Passwd Functions
getservbyname function (C library): TCP/IP Networking
gettext function (C library): Explaining gettext
gettext library: Explaining gettext
gettext library, locale categories: Explaining gettext
gettimeofday user-defined function: Gettimeofday Function
awk, See gawk: Preface
grcat program: Group Functions
gsub function: String Functions, Using Constant Regexps
gsub function, arguments of: String Functions
gsub function, escape processing: Gory Details
histsort.awk program: History Sorting
HUP signal: Profiling
-), - operator: Precedence
-), -- (decrement/increment) operators: Precedence
-), -- operator: Increment Ops
-), -= operator: Precedence, Assignment Ops
-), filenames beginning with: Options
-), in character lists: Character Lists
id utility: Id Program
id.awk program: Id Program
if statement: If Statement, Regexp Usage
if statement, actions, changing: Ranges
igawk.sh program: Igawk Program
IGNORECASE variable: User-modified, Case-sensitivity
IGNORECASE variable, array sorting and: Array Sorting
IGNORECASE variable, array subscripts and: Array Intro
IGNORECASE variable, in example programs: Library Functions
gawk: Notes
gawk, debugging: Compatibility Mode
gawk, limits: Redirection, Getline Notes
in operator: Id Program, Precedence, Typing and Comparison
in operator, arrays and: Scanning an Array, Reference to Elements
index function: String Functions
awk without: Read Terminal
BEGIN and END: I/O And BEGIN/END
gawk: Installation
int function: Numeric Functions
INT signal (MS-DOS): Profiling
gawk and: Internationalization
inventory-shipped file: Sample Data Files
join user-defined function: Join Function
kill command, dynamic profiling: Profiling
labels.awk program: Labels Program
LC_ALL locale category: Explaining gettext
LC_COLLATE locale category: Explaining gettext
LC_CTYPE locale category: Explaining gettext
LC_MESSAGES locale category: Explaining gettext
LC_MESSAGES locale category, bindtextdomain function (gawk): Programmer i18n
LC_MONETARY locale category: Explaining gettext
LC_NUMERIC locale category: Explaining gettext
LC_RESPONSE locale category: Explaining gettext
LC_TIME locale category: Explaining gettext
<), < operator: Precedence, Typing and Comparison
<), < operator (I/O): Getline/File
<), <= operator: Precedence, Typing and Comparison
length function: String Functions
awk functions: Library Functions
awk functions, assertions: Assert Function
awk functions, associative arrays and: Library Names
awk functions, character values as numbers: Ordinal Functions
awk functions, command-line options: Getopt Function
awk functions, example program for using: Igawk Program
awk functions, group database, reading: Group Functions
awk functions, managing, data files: Data File Management
awk functions, managing, time: Gettimeofday Function
awk functions, merging arrays into strings: Join Function
awk functions, nextfile statement: Nextfile Function
awk functions, rounding numbers: Round Function
awk functions, user database, reading: Passwd Functions
gawk: Conditional Exp
print statement: Print Examples
POSIXLY_CORRECT environment variable: Options
LINT variable: User-modified
log function: Numeric Functions
continue statements and: For Statement
while statement: While Statement
ls utility: More Complex
lshift function (gawk): Bitwise Functions
make_builtin internal function: Internals
make_number internal function: Internals
make_string internal function: Internals
match function: String Functions
match function, RSTART/RLENGTH variables: String Functions
mawk program: Other Versions
mktime function (gawk): Time Functions
msgfmt utility: I18N Example
nawk utility: Names
next file statement: POSIX/GNU
next file statement, deprecated: Obsolete
next file statement, in gawk: Nextfile Statement
next statement: Next Statement, Boolean Ops
next statement, BEGIN/END patterns and: I/O And BEGIN/END
next statement, user-defined functions and: Next Statement
nextfile statement: Nextfile Statement
nextfile statement, BEGIN/END patterns and: I/O And BEGIN/END
nextfile statement, implementing: Nextfile Function
nextfile statement, in gawk: Nextfile Statement
nextfile statement, next file statement and: Obsolete
nextfile statement, user-defined functions and: Nextfile Statement
nextfile user-defined function: Nextfile Function
NF variable: Auto-set, Fields
NF variable, decrementing: Changing Fields
noassign.awk program: Ignoring Assigns
NODE internal type: Internals
NR variable: Auto-set, Records
NR variable, changing: Auto-set
#), #! (executable scripts): Executable Scripts
#), #! (executable scripts), portability issues with: Executable Scripts
#), commenting: Comments
AWKNUM internal type: Internals
NODE internal type: Internals
oawk utility: Names
OFMT variable: User-modified, Conversion, OFMT
OFMT variable, POSIX awk and: OFMT
OFS variable: User-modified, Output Separators, Changing Fields
gawk on: PC Using
gawk on, installing: PC Installation
gawk to: New Ports
gawk): GNU Regexp Operators
awk: Command Line
or function (gawk): Bitwise Functions
ord user-defined function: Ordinal Functions
ORS variable: User-modified, Output Separators
OFS variable: Changing Fields
ORS variable: Output Separators
OFMT: OFMT
param_cnt internal variable: Internals
(): Regexp Operators
(), pgawk program: Profiling
gawk on: PC Using
gawk on, installing: PC Installation
%), % operator: Precedence
%), %= operator: Precedence, Assignment Ops
.): Regexp Operators
pgawk program: Profiling
pgawk program, awkprof.out file: Profiling
pgawk program, dynamic profiling: Profiling
+): Regexp Operators
+), + operator: Precedence
+), ++ operator: Precedence, Increment Ops
+), += operator: Precedence, Assignment Ops
+), decrement/increment operators: Increment Ops
#! (executable scripts): Executable Scripts
** operator and: Arithmetic Ops
**= operator and: Assignment Ops
ARGV variable: Executable Scripts
close function and: Close Files And Pipes
fflush function and: I/O Functions
gawk: New Ports
gettext library and: Explaining gettext
length function: String Functions
awk vs. old awk: Conversion
next statement in user-defined functions: Function Caveats
NF variable, decrementing: Changing Fields
awk: Precedence
POSIXLY_CORRECT environment variable: Options
substr function: String Functions
gawk: New Ports
printf statement: Printf Ordering, Format Modifiers
printf statement, mixing with regular formats: Printf Ordering
awk: Assignment Ops, This Manual
awk, **= operator and: Assignment Ops
awk, < operator and: Getline/File
awk, arithmetic operators and: Arithmetic Ops
awk, backslashes in string constants: Escape Sequences
awk, BEGIN/END patterns: I/O And BEGIN/END
awk, break statement and: Break Statement
awk, changes in awk versions: POSIX
awk, character lists and: Character Lists
awk, character lists and, character classes: Character Lists
awk, continue statement and: Continue Statement
awk, CONVFMT variable and: User-modified
awk, date utility and: Time Functions
awk, field separators and: Field Splitting Summary, Fields
awk, FS variable and: User-modified
awk, function keyword in: Definition Syntax
awk, functions and, gsub/sub: Gory Details
awk, functions and, length: String Functions
awk, GNU long options and: Options
awk, interval expressions in: Regexp Operators
awk, next/nextfile statements and: Next Statement
awk, numeric strings and: Typing and Comparison
awk, OFMT variable and: Conversion, OFMT
awk, period (.), using: Regexp Operators
awk, pipes, closing: Close Files And Pipes
awk, printf format strings and: Format Modifiers
awk, regular expressions and: Regexp Operators
awk, timestamps and: Time Functions
awk, | I/O operator and: Getline/Pipe
awk and: Preface
gawk extensions not included in: POSIX/GNU
awk: Clones
POSIXLY_CORRECT environment variable: Options
print statement: Printing
print statement, BEGIN/END patterns and: I/O And BEGIN/END
print statement, commas, omitting: Print Examples
print statement, I/O operators in: Precedence
print statement, line continuations and: Print Examples
print statement, OFMT variable and: User-modified
print statement, See Also redirection, of output: Redirection
print statement, sprintf function and: Round Function
printf statement: Printf, Printing
printf statement, columns, aligning: Print Examples
printf statement, format-control characters: Control Letters
printf statement, I/O operators in: Precedence
printf statement, modifiers: Format Modifiers
printf statement, positional specifiers: Printf Ordering, Format Modifiers
printf statement, positional specifiers, mixing with regular formats: Printf Ordering
printf statement, See Also redirection, of output: Redirection
printf statement, sprintf function and: Round Function
printf statement, syntax of: Basic Printf
PROCINFO array: Group Functions, Passwd Functions, Auto-set, Special Caveats
awk programs: Profiling
awk programs, dynamically: Profiling
gawk, See pgawk program: Profiling
--non-decimal-data option: Nondecimal Data
ARGC/ARGV variables: Auto-set
exit statement: Exit Statement
gawk internals: Internal File Ops
nextfile statement: Nextfile Function
pwcat program: Passwd Functions
?): GNU Regexp Operators, Regexp Operators
?), ?: operator: Precedence
QUIT signal (MS-DOS): Profiling
rand function: Numeric Functions
rand/srand functions: Numeric Functions
readable.awk program: File Checking
/=.../, /= operator and: Assignment Ops
gawk: Using Constant Regexps
gawk, command-line options: GNU Regexp Operators
gawk: GNU Regexp Operators
return statement, user-defined functions: Return Statement
close function: Close Files And Pipes
rev user-defined function: Function Example
rewind user-defined function: Rewind Function
>), > operator: Precedence, Typing and Comparison
>), > operator (I/O): Redirection
>), >= operator: Precedence, Typing and Comparison
>), >> operator (I/O): Precedence, Redirection
RLENGTH variable: Auto-set
RLENGTH variable, match function and: String Functions
round user-defined function: Round Function
RS variable: User-modified, Records
RS variable, multiline records and: Multiple Line
rshift function (gawk): Bitwise Functions
RSTART variable: Auto-set
RSTART variable, match function and: String Functions
RT variable: Auto-set, Multiple Line, Records
sed utility: Glossary, Igawk Program, Simple Sed, Field Splitting Summary
;): Statements/Lines
;), AWKPATH variable and: PC Using
;), separating statements in actions: Statements, Action Overview
FIELDWIDTHS variable and: User-modified
set_value internal function: Internals
asort function: Array Sorting
FILENAME variable: Getline Notes
HUP/SIGHUP: Profiling
INT/SIGINT (MS-DOS): Profiling
QUIT/SIGQUIT (MS-DOS): Profiling
USR1/SIGUSR1: Profiling
sin function: Numeric Functions
'): Quoting, Long, One-shot
'), vs. apostrophe: Comments
'), with double quotes: Quoting
sleep utility: Alarm Program
sort utility: Word Sorting
sort utility, coprocesses and: Two-way I/O
awka: Other Versions
awk: Other Versions
gawk: Gawk Distribution
mawk: Other Versions
split function: String Functions
split function, array elements, deleting: Delete
split utility: Split Program
split.awk program: Split Program
sprintf function: String Functions, OFMT
sprintf function, OFMT variable and: User-modified
sprintf function, print/printf statements and: Round Function
sqrt function: Numeric Functions
[]): Regexp Operators
srand function: Numeric Functions
stat function, implementing in gawk: Sample Library
stlen internal variable: Internals
stptr internal variable: Internals
strftime function (gawk): Time Functions
NODE internal type: Internals
strtonum function (gawk): String Functions
strtonum function (gawk), --non-decimal-data option and: Nondecimal Data
sub function: String Functions, Using Constant Regexps
sub function, arguments of: String Functions
sub function, escape processing: Gory Details
SUBSEP variable: User-modified
SUBSEP variable, multidimensional arrays: Multi-dimensional
substr function: String Functions
/= operator vs. /=.../ regexp constant: Assignment Ops
system function: I/O Functions
systime function (gawk): Time Functions
tee utility: Tee Program
tee.awk program: Tee Program
testbits.awk program: Bitwise Functions
textdomain function (C library): Explaining gettext
TEXTDOMAIN variable: Programmer i18n, User-modified
TEXTDOMAIN variable, BEGIN pattern and: Programmer i18n
TEXTDOMAIN variable, portability and: I18N Portability
~), ~ operator: Expression Patterns, Precedence, Typing and Comparison, Regexp Constants, Computed Regexps, Case-sensitivity, Regexp Usage
tmp_number internal function: Internals
tmp_string internal function: Internals
tolower function: String Functions
toupper function: String Functions
tr utility: Translate Program
translate.awk program: Translate Program
--non-decimal-data option: Options
-F option: Known Bugs
== operator: Typing and Comparison
awk uses FS not IFS: Field Separators
printf format strings: Format Modifiers
fflush function: I/O Functions
gawk: Compatibility Mode, Known Bugs
gawk, bug reports: Bugs
gawk, fatal errors, function arguments: Calling Built-in
getline function: File Checking
gsub/sub functions: String Functions
match function: String Functions
print statement, omitting commas: Print Examples
substr function: String Functions
system function: I/O Functions
type internal variable: Internals
_), _ C macro: Explaining gettext
_), in names of private variables: Library Names
_), translatable string: Programmer i18n
uniq utility: Uniq Program
uniq.awk program: Uniq Program
awk, backslashes in escape sequences: Escape Sequences
awk, close function and: Close Files And Pipes
awk, password files, field separators and: Command Line Field Separator
awk scripts and: Executable Scripts
update_ERRNO internal function: Internals
USR1 signal: Profiling
-v option, setting with: Options
getline command into, using: Getline/Variable/Coprocess, Getline/Variable/Pipe, Getline/Variable/File, Getline/Variable
|): Regexp Operators
|), | operator (I/O): Precedence, Getline/Pipe
|), |& I/O operator (I/O): Two-way I/O
|), |& operator (I/O): Precedence, Getline/Coprocess
|), |& operator (I/O), two-way communications: Portal Files
|), || operator: Precedence, Boolean Ops
vname internal variable: Internals
w utility: Constant Size
wc utility: Wc Program
wc.awk program: Wc Program
while statement: While Statement, Regexp Usage
gawk): GNU Regexp Operators
wordfreq.awk program: Word Sorting
xgettext utility: String Extraction
xor function (gawk): Bitwise Functions
{} (braces), actions and: Action Overview
{} (braces), pgawk program: Profiling
{} (braces), statements, grouping: Statements
| (vertical bar): Regexp Operators
| (vertical bar), | operator (I/O): Precedence, Redirection, Getline/Pipe
| (vertical bar), |& operator (I/O): Two-way I/O, Precedence, Redirection, Getline/Coprocess
| (vertical bar), |& operator (I/O), pipes, closing: Close Files And Pipes
| (vertical bar), |& operator (I/O), two-way communications: Portal Files
| (vertical bar), || operator: Precedence, Boolean Ops
~ (tilde), ~ operator: Expression Patterns, Precedence, Typing and Comparison, Regexp Constants, Computed Regexps, Case-sensitivity