Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Index: Symbols and Numbers

& (ampersand)

AND operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

background commands : 4.2.4. Command Forms

ex command : Chapter 9, Reference: &

metacharacter : 6.3.2. Replacement Patterns

&& AND operator

4.2.4. Command Forms
4.4.1. Operators
5.4.1.3. Bitwise and logical operators
11.5. Operators

&= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators

* (asterisk)

filename metacharacter : 4.2.2. Filename Metacharacters

metacharacter : 6.3.1. Search Patterns

multiplication operator

4.4.1. Operators
5.4.1.2. Arithmetic operators
11.5. Operators

** exponentiation operator : 11.5. Operators

*= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

@ (at sign)

csh command : Chapter 5, Reference: @
filename metacharacter : 4.2.2. Filename Metacharacters

\ (backslash)

filename metacharacter : 4.2.2. Filename Metacharacters
metacharacter : 6.3.1. Search Patterns
quoting in csh : 5.2.3. Quoting
quoting in sh and ksh : 4.2.3. Quoting

! (bang)

ex command : Chapter 9, Reference: !

filename metacharacter : 4.2.2. Filename Metacharacters

negation in sed : 10.3.1. Pattern Addressing

negation operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

bang= inequality operator

4.4.1. Operators
5.4.1.4. Comparison operators

=~ string inequality

5.4.1.4. Comparison operators
11.5. Operators

{} (braces)

groups of commands : 4.2.4. Command Forms
metacharacter : 6.3.1. Search Patterns

[] (brackets)

filename metacharacter : 4.2.2. Filename Metacharacters
metacharacters : 6.3.1. Search Patterns
[[ ]] command (ksh) : Chapter 4, Reference: [[ ]]

^ (caret)

exclusive OR operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

exponentiation operator : 11.5. Operators

metacharacter : 6.3.1. Search Patterns

^= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

: (colon)

csh command : Chapter 5, Reference: :
sed command : Chapter 10, Reference: :
sh and ksh command : Chapter 4, Reference: :

, (comma) operator : 4.4.1. Operators

$ (dollar sign)

built-in shell variables : 4.3.2. Built-in Shell Variables
field reference operator : 11.5. Operators
metacharacter : 6.3.1. Search Patterns

. (dot) metacharacter : 6.3.1. Search Patterns

= (equal sign)

assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

equality operator : 11.5. Operators

ex command : Chapter 9, Reference: =

sed command : Chapter 10, Reference: =

== equality operator

4.4.1. Operators
5.4.1.4. Comparison operators

== inequality operator : 11.5. Operators

=~ string equality : 5.4.1.4. Comparison operators

# (hash mark)

for comments

Chapter 4, Reference: #
Chapter 5, Reference: #
Chapter 10, Reference: #

#! command

Chapter 4, Reference: #!shell
Chapter 5, Reference: #!

- (hyphen)

subtraction operator

4.4.1. Operators
5.4.1.2. Arithmetic operators
11.5. Operators

-= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

-- auto-decrement operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

< (left angle bracket)

ex command : Chapter 9, Reference: < >

less than operator

4.4.1. Operators
5.4.1.4. Comparison operators
11.5. Operators

redirection operator : 4.2.5.1. Simple redirection

<& (file descriptor) : 4.2.5.2. Redirection using file descriptors

<< redirection operator : 4.2.5.1. Simple redirection

<<= assignment operator : 4.4.1. Operators

<> redirection operator : 4.2.5.1. Simple redirection

<= less than or equal operator

4.4.1. Operators
5.4.1.4. Comparison operators
11.5. Operators

<< bitwise shift operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

() (parentheses) for grouping commands : 4.2.4. Command Forms

% (percent)

metacharacter : 6.3.2. Replacement Patterns

modulus operator

4.4.1. Operators
5.4.1.2. Arithmetic operators
11.5. Operators

%= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

. (period) metacharacter : 6.3.1. Search Patterns

+ (plus sign)

addition operator

4.4.1. Operators
5.4.1.2. Arithmetic operators
11.5. Operators

filename metacharacter : 4.2.2. Filename Metacharacters

+= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

++ auto-increment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

? (question mark)

filename metacharacter : 4.2.2. Filename Metacharacters

?: inline conditional evaluation

4.4.1. Operators
11.5. Operators

" (quotation marks) : 4.2.3. Quoting

' (quotation marks)

quoting in sh and ksh

4.2.3. Quoting
5.2.3. Quoting

` (quotation marks)

command substitution : 4.2.4. Command Forms
quoting in sh and ksh : 4.2.3. Quoting

> (right angle bracket)

ex command : Chapter 9, Reference: < >

greater than operator

4.4.1. Operators
5.4.1.4. Comparison operators
11.5. Operators

redirection operator : 4.2.5.1. Simple redirection

>& (file descriptor) : 4.2.5.2. Redirection using file descriptors

>> redirection operator : 4.2.5.1. Simple redirection

>>= assignment operator : 4.4.1. Operators

>= greater than or equal operator

4.4.1. Operators
5.4.1.4. Comparison operators
11.5. Operators

>> bitwise shift operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

; (semicolon) for command sequences : 4.2.4. Command Forms

/ (slash)

division operator

4.4.1. Operators
5.4.1.2. Arithmetic operators
11.5. Operators

/= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators
11.5. Operators

~ (tilde)

binary inversion operator : 5.4.1.3. Bitwise and logical operators

ex command : Chapter 9, Reference: ~

filename metacharacter : 4.2.2. Filename Metacharacters

metacharacter : 6.3.2. Replacement Patterns

negation operator

4.4.1. Operators
11.5. Operators

| (vertical bar)

OR operator

4.4.1. Operators
5.4.1.3. Bitwise and logical operators

redirecting command output : 4.2.4. Command Forms

|= assignment operator

4.4.1. Operators
5.4.1.1. Assignment operators

|| OR operator

4.2.4. Command Forms
4.4.1. Operators
5.4.1.3. Bitwise and logical operators
11.5. Operators

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