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Index: Symbols and Numbers

0 (zero) process ID : UNIX Power Tools, 38.12. Killing All Your Processes
-1 process ID : UNIX Power Tools, 38.12. Killing All Your Processes
8-bit filenames : UNIX Power Tools, 23.15. Using unlink to Remove a File with a Strange Name
80cols file
UNIX Power Tools, 42.6.1. Single Line Screen Width: 80cols
UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
9-track tapes : UNIX Power Tools, 20.6. Writing a Tape Drive on a Remote Machine
& (ampersand)
&& operator
UNIX Power Tools, 11.9. Running a Series of Commands on a File
UNIX Power Tools, 44.9. Testing Your Success
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
UNIX Power Tools, 48.4.3. Automating Your Own Calendar
sed & awk, 7.8. Relational and Boolean Operators
&= operator : UNIX Power Tools, 47.4.3.1. Assignment Operators
for background processes
Learning the UNIX Operating System, 6.1. Running a Command in the Background
UNIX Power Tools, 1.27. How Background Processing Works
UNIX Power Tools, 38.3. Managing Processes: Overall Concepts
(see also background processes/jobs)
C shell operator : UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
for condition tests
Learning the Korn Shell, 5.1.3.3. File Attribute Checking
Learning the Korn Shell, 7.2.2.3. Code blocks
Learning the Korn Shell, A.1. The Bourne Shell
escaping special characters using : UNIX Power Tools, 51.3. ASCII Characters: Listing and Getting Values
ex command : UNIX in a Nutshell, Chapter 9, Reference: &
for exit statuses
Learning the Korn Shell, 5.1.2. Combinations of Exit Statuses
Learning the Korn Shell, 5.5. while and until
Learning the Korn Shell, A.2. The IEEE 1003.2 POSIX Shell Standard
logical operator for expr : UNIX Power Tools, 45.28. Quick Reference: expr
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
in replacement text
sed & awk, 5.3. Substitution
sed & awk, 5.3.1. Replacement Metacharacters
* (asterisk)
Learning the UNIX Operating System, 4.3. File and Directory Wildcards
Learning the UNIX Operating System, 4.4.5.1. rm
** (exponentiation) operator : sed & awk, 7.6. Expressions
**= (assignment) operator : sed & awk, 7.6. Expressions
*= (assignment) operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
accessing entire array : Learning the Korn Shell, 6.3. Arrays
built-in variable
Learning the Korn Shell, 4.2.1. Positional Parameters
Learning the Korn Shell, 5.2. for
Learning the Korn Shell, 5.3. case
Learning the Korn Shell, 5.4. select
examples : UNIX Power Tools, 50.6. Searching Online Manual Pages
metacharacter (regular expression operator)
Learning the Korn Shell, 1.6.2. Filenames and Wildcards
Learning the Korn Shell, 9.2.3.3. Breakpoints
Learning the Korn Shell, 4.3.2.1. Regular expression basics
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
Learning the UNIX Operating System, 4.3. File and Directory Wildcards
Learning the UNIX Operating System, 4.4.5.1. rm
UNIX Power Tools, 1.16. Wildcards
UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
UNIX Power Tools, 26.3. Understanding Expressions
UNIX Power Tools, 26.4.6. Repeating Character Sets with *
sed & awk, 3.1. That's an Expression
sed & awk, 3.2.5. Repeated Occurrences of a Character
multiplication operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.2. Arithmetic Operators
sed & awk, 7.6. Expressions
in pcal : UNIX Power Tools, 48.9. PostScript Calendars with pcal
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
@ (at sign) : UNIX Power Tools, 9.5. Build Strings with { }
built-in variable : Learning the Korn Shell, 4.2.1. Positional Parameters
csh command : UNIX in a Nutshell, Chapter 5, Reference: @
preserving whitespace : Learning the Korn Shell, 6.3. Arrays
regular expression operator
Learning the Korn Shell, 4.3.2.1. Regular expression basics
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
Learning the Korn Shell, 9.2.3.3. Breakpoints
@ commands (csh)
UNIX Power Tools, 47.4.2. Expressions
UNIX Power Tools, 47.4.4. Examples
@-functions (vi) : UNIX Power Tools, 31.4. vi @-Functions
\ (backslash)
sed & awk, 7.6. Expressions
(see also escape sequences, awk)
\{ \} metacharacters : UNIX Power Tools, 26.4.7. Matching a Specific Number of Sets with \ { and \ }
\<, \> escape sequences
UNIX Power Tools, 26.4.8. Matching Words with \ < and \ >
sed & awk, 3.2.11. What's the Word? Part II
sed & awk, 11.2.3.4. Extended regular expressions
\( \) metacharacters : UNIX Power Tools, 26.4.9. Remembering Patterns with \ (, \ ), and \1
\`, \' escape sequences : sed & awk, 11.2.3.4. Extended regular expressions
\1, \2, ... metacharacters : UNIX Power Tools, 26.4.9. Remembering Patterns with \ (, \ ), and \1
continuation characters
Learning the Korn Shell, 1.9.4. Continuing Lines
UNIX Power Tools, 8.14.4. Multiline Quoting
UNIX Power Tools, 8.15.2. How Quoting Works
UNIX Power Tools, 9.13. Multiline Commands, Secondary Prompts
in C shell scripts : UNIX Power Tools, 44.14. Putting awk, sed, etc., Inside Shell Scripts
character classes and : sed & awk, 3.2.4. Character Classes
escaping special characters
Learning the Korn Shell, 1.9.2. Backslash-escaping
UNIX Power Tools, 8.6.1. Portability
UNIX Power Tools, 10.3. C Shell Aliases with Command-Line Arguments
as metacharacter
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.1. The Ubiquitous Backslash
placement of : UNIX Power Tools, 8.20. How Many Backslashes?
preventing history substitution : UNIX Power Tools, 8.5. Command-Line Evaluation
in prompt settings : UNIX Power Tools, 7.12. External Commands Send Signals to Set Variables
quoting and
Learning the Korn Shell, 1.9.3. Quoting Quotation Marks
UNIX Power Tools, 8.14.2. How Quoting Works
in replacement text
sed & awk, 5.3. Substitution
sed & awk, 5.3.1. Replacement Metacharacters
in stty command : UNIX Power Tools, 5.9. Setting Your Erase, Kill, and Interrupt Characters
` (backquotes)
command substitution
Learning the Korn Shell, 4.4. Command Substitution
Learning the Korn Shell, A.1. The Bourne Shell
UNIX Power Tools, 9.16. Command Substitution
obsolescence in next release : Learning the Korn Shell, A.7. The Future of the Korn Shell
examples
UNIX Power Tools, 44.18. Standard Command-Line Parsing
UNIX Power Tools, 50.3. apropos on Systems Without apropos
for loops combined with : UNIX Power Tools, 45.16. Standard Input to a for Loop
nesting : UNIX Power Tools, 45.31. Nested Command Substitution
weak quotes : Learning the Korn Shell, 1.9.1. Quoting
! (bang) : sed & awk, 4.2. A Global Perspective on Addressing
!\* : UNIX Power Tools, 50.8. Which Version Am I Using?
!* variable : UNIX Power Tools, 10.3. C Shell Aliases with Command-Line Arguments
!: script : UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
!= relational operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.4. Comparison Operators
sed & awk, 7.8. Relational and Boolean Operators
!~ (does not match) operator
sed & awk, 7.5.1. Referencing and Separating Fields
sed & awk, 7.8. Relational and Boolean Operators
automatic temporary files : UNIX Power Tools, 9.18.2. Automatic Temporary Files with !
with brackets wildcards : UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
branch command versus : sed & awk, 6.4.1. Branching
built-in variable : Learning the Korn Shell, 8.4.2. Process ID Variables and Temporary Files
C shell quoting : UNIX Power Tools, 8.15.2. How Quoting Works
csh and : sed & awk, 1.4. Four Hurdles to Mastering sed and awk
ex command : UNIX in a Nutshell, Chapter 9, Reference: !
history substitution commands : UNIX Power Tools, 11.7. History Substitutions
!:n* sequence
UNIX Power Tools, 11.4. My Favorite Is !:n*
UNIX Power Tools, 11.7. History Substitutions
!$ sequence
UNIX Power Tools, 10.3. C Shell Aliases with Command-Line Arguments
UNIX Power Tools, 11.3. My Favorite Is !$
UNIX Power Tools, 11.6. Using !$ for Safety with Wildcards
UNIX Power Tools, 11.7. History Substitutions
keyword in next Korn release : Learning the Korn Shell, A.7. The Future of the Korn Shell
NOT (negation) operator
Learning the Korn Shell, 5.1.3.3. File Attribute Checking
Learning the Korn Shell, 1.6.2. Filenames and Wildcards
UNIX Power Tools, 17.1. The find Command Is Great; The Problem Is Finding How to Use It
UNIX Power Tools, 17.6. Be an Expert on find Search Operators
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
sed & awk, 7.8. Relational and Boolean Operators
pattern addressing
sed & awk, 4.2. A Global Perspective on Addressing
sed & awk, A.2.1. Pattern Addressing
POSIX shell keyword : Learning the Korn Shell, A.2. The IEEE 1003.2 POSIX Shell Standard
preceding operators : UNIX Power Tools, 5.3. Setting the Terminal Type When You Log In
regular expression operator
Learning the Korn Shell, 4.3.2.1. Regular expression basics
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
terms for : UNIX Power Tools, 51.8. Type Bang Splat. Don't Forget the Rabbit Ears
test command using : UNIX Power Tools, 44.20. test: Testing Files and Strings
tilde (~) operator : sed & awk, 7.5.1. Referencing and Separating Fields
{ } (braces) : sed & awk, A.2.1. Pattern Addressing
\{ \} metacharacters
UNIX Power Tools, 26.4.7. Matching a Specific Number of Sets with \ { and \ }
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.8. A Span of Characters
{ cmd } C shell operator : UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
/{ /} metacharacters : UNIX Power Tools, 26.4.11. Extended Regular Expressions
in awk
sed & awk, 2.1. Awk, by Sed and Grep, out of Ed
sed & awk, 2.4.1. Running awk
sed & awk, 8.1. Conditional Statements
Bourne shell list operators : UNIX Power Tools, 13.8. Using {list} to Group Bourne Shell Commands
building strings : UNIX Power Tools, 9.5. Build Strings with { }
in C shell : UNIX Power Tools, 47.4.1. Variables
creating new files with : UNIX Power Tools, 1.16. Wildcards
filename wildcards
UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
UNIX Power Tools, 15.3. Adding { } Operators to Korn (and Bourne) Shells
find -exec command and : UNIX Power Tools, 17.10. Running Commands on What You Find
finding matching : Learning the vi Editor, 7.5.2. A Special Search Command
foreach loop and : UNIX Power Tools, 9.11. Repeating a Command with a foreach Loop
grouping sed commands in
sed & awk, 4.2.1. Grouping Commands
sed & awk, 5.1. About the Syntax of sed Commands
matching : Learning the vi Editor, 7.5.2. A Special Search Command
in shells : UNIX Power Tools, 1.18. Who Handles Wildcards?
with variable names : UNIX Power Tools, 6.8. Shell Variables
[ ] (brackets) metacharacters
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.4. Character Classes
(see also condition tests, old syntax)
[ at start of escape sequence : UNIX Power Tools, 5.8. Terminal Escape Sequences
[ command
UNIX Power Tools, 44.20. test: Testing Files and Strings
UNIX Power Tools, 46.4. Stop Syntax Errors in Numeric Tests
UNIX Power Tools, 46.5. Stop Syntax Errors in String Tests
[[ ]] command
UNIX in a Nutshell, Chapter 4, Reference: [[ ]]
(see also condition tests)
[::] metacharacters : sed & awk, 3.2.4.3. POSIX character class additions
[..] metacharacters : sed & awk, 3.2.4.3. POSIX character class additions
[==] metacharacters : sed & awk, 3.2.4.3. POSIX character class additions
fast find and : UNIX Power Tools, 17.18. Using "Fast find"
filename wildcards
Learning the Korn Shell, 1.6.2. Filenames and Wildcards
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
Learning the UNIX Operating System, 4.3. File and Directory Wildcards
UNIX Power Tools, 9.4. Use Wildcards to Create Files?
UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
UNIX Power Tools, 26.4.4. Specifying a Range of Characters with [...]
sc program using : UNIX Power Tools, 49.8. It's Great to Have a Spreadsheet
^ (caret)
^[ : (see CTRL key)
^^ sequence
UNIX Power Tools, 11.5. My Favorite Is ^^
UNIX Power Tools, 11.7. History Substitutions
^= (assignment) operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
C shell operator : UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
character classes and
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.4.2. Excluding a class of characters
for control characters : (see character classes/keys)
exponentiation operator : sed & awk, 7.6. Expressions
metacharacter
Learning the Korn Shell, 2.3.4. Moving Around in the History File
Learning the Korn Shell, 10.1. Installing the Korn Shell as the Standard Shell
UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
UNIX Power Tools, 26.4.1. The Anchor Characters: ^ and $
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.7. Positional Metacharacters
within [ ] metacharacters : UNIX Power Tools, 26.4.5. Exceptions in a Character Set
in multiline pattern space : sed & awk, 6.1.1. Append Next Line
pipe character in Bourne shell
Learning the Korn Shell, 10.1. Installing the Korn Shell as the Standard Shell
Learning the Korn Shell, A.1. The Bourne Shell
: (colon)
:+ string operator
Learning the Korn Shell, 4.3.1. Syntax of String Operators
Learning the Korn Shell, 5.2. for
:- string operator
Learning the Korn Shell, 4.3.1. Syntax of String Operators
Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
Learning the Korn Shell, 9.2.3.4. Break conditions
:= string operator : Learning the Korn Shell, 4.3.1. Syntax of String Operators
:? string operator
Learning the Korn Shell, 4.3.1. Syntax of String Operators
Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
:p operator : UNIX Power Tools, 11.10. Check Your History First with :p
alternative to # : UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
colon-separated lists : UNIX Power Tools, 4.10. Find All Command Versions with whereiz
comment character
UNIX Power Tools, 45.2. The Story of : # #!
UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
csh command : UNIX in a Nutshell, Chapter 5, Reference: :
examples : UNIX Power Tools, 44.18. Standard Command-Line Parsing
ksh command : UNIX in a Nutshell, Chapter 4, Reference: :
for labels : sed & awk, 6.4. Advanced Flow Control Commands
as logical operator for expr
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 45.28.1. Examples
loops using : UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
no-op command : Learning the Korn Shell, 8.4. trap
as null character : UNIX Power Tools, 44.8. Test Exit Status with the if Statement
as parameter substitute
UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
UNIX Power Tools, 45.12. Parameter Substitution
sed command : UNIX in a Nutshell, Chapter 10, Reference: :
separating fields
UNIX Power Tools, 1.9. Which Shell Am I Running?
UNIX Power Tools, 5.6. Checklist: Terminal Hangs When I Log In
separating values : UNIX Power Tools, 5.3. Setting the Terminal Type When You Log In
sh command : UNIX in a Nutshell, Chapter 4, Reference: :
string editing operator : UNIX Power Tools, 9.6. String Editing (Colon) Operators
trap used with : UNIX Power Tools, 45.8. Handling Signals to Child Processes
, (comma) in filenames : UNIX Power Tools, 1.15. Filenames
$ (dollar sign)
. (dot)
. command : UNIX Power Tools, 44.23. Reading Files with the . and source Commands
.. for parent directory
Learning the Korn Shell, 1.6.1.3. Changing working directories
Learning the UNIX Operating System, 3.1.5.2. Relative pathnames up
Learning the UNIX Operating System, 3.1.8.1. ls
Learning the UNIX Operating System, 4.4.2.1. cp
UNIX Power Tools, 18.4.2. Links to a Directory
for current directory
Learning the Korn Shell, 1.6.1.3. Changing working directories
Learning the UNIX Operating System, 3.1.8.1. ls
Learning the UNIX Operating System, 4.4.2.1. cp
UNIX Power Tools, 18.4.2. Links to a Directory
in filenames
Learning the Korn Shell, 1.6.2. Filenames and Wildcards
Learning the UNIX Operating System, 4.2. File and Directory Names
UNIX Power Tools, 1.15. Filenames
UNIX Power Tools, 1.16. Wildcards
(see also dot files)
in pathnames : UNIX Power Tools, 1.21. Making Pathnames
regular expression metacharacter
UNIX Power Tools, 26.3. Understanding Expressions
UNIX Power Tools, 26.4.3. Match any Character with . (Dot)
sed & awk, 3.1. That's an Expression
sed & awk, 3.2.2. A Wildcard
sed & awk, 3.2.5. Repeated Occurrences of a Character
to run a script : Learning the Korn Shell, 4.1. Shell Scripts and Functions
terms for : UNIX Power Tools, 51.8. Type Bang Splat. Don't Forget the Rabbit Ears
= (equal sign)
== (equal to) operator
UNIX Power Tools, 47.4.3.4. Comparison Operators
sed & awk, 7.8. Relational and Boolean Operators
=~ C shell operator : UNIX Power Tools, 47.4.3.4. Comparison Operators
for alias definitions : UNIX Power Tools, 10.4. Aliases in ksh and bash
arithmetic operator for expr : UNIX Power Tools, 45.28.1. Examples
C shell operator : UNIX Power Tools, 47.4.3.1. Assignment Operators
ex command : UNIX in a Nutshell, Chapter 9, Reference: =
for printing line numbers : sed & awk, 5.9. Print Line Number
relational operator for expr
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 45.28.1. Examples
sed command : UNIX in a Nutshell, Chapter 10, Reference: =
# (hash mark)
: (colon) used in place of : UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
#! notation
UNIX Power Tools, 8.17. verbose and echo Variables Show Quoting
UNIX Power Tools, 45.2. The Story of : # #!
UNIX Power Tools, 45.4. Fun with #!
UNIX in a Nutshell, Chapter 4, Reference: #!shell
UNIX in a Nutshell, Chapter 5, Reference: #!
Bourne shell scripts using
UNIX Power Tools, 44.2. Writing a Simple Shell Program
UNIX Power Tools, 44.4. Testing How Your System Executes Files
character limit : UNIX Power Tools, 45.4. Fun with #!
examples
UNIX Power Tools, 45.3. Don't Need a Shell for Your Script? Don't Use One
UNIX Power Tools, 45.4. Fun with #!
executing files without showing : UNIX Power Tools, 45.5. A File That Shows Itself... and What #! Does
invoking awk
sed & awk, 10.9. Invoking awk Using the #! Syntax
sed & awk, B.1.1. Shell Wrapper for Invoking awk
making programs executable : UNIX Power Tools, 45.4. Fun with #!
## pattern-matching operator
Learning the Korn Shell, 4.3.3. Pattern-matching Operators
Learning the Korn Shell, 6.2.2. Arithmetic Variables and Assignment
#n for suppressing output : sed & awk, 5.2. Comment
alternatives to : UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
built-in variable : Learning the Korn Shell, 4.2.1. Positional Parameters
for comments
Learning the Korn Shell, 4.3.1. Syntax of String Operators
UNIX Power Tools, 10.2.1. Simple Aliases
sed & awk, 5.2. Comment
sed & awk, 7.4.1. Describing Your Script
sed & awk, B.2.2.2. Comments
in crontab entries : UNIX Power Tools, 40.12.1. Execution Scheduling
csh command
UNIX in a Nutshell, Chapter 5, Reference: #
UNIX in a Nutshell, Chapter 5, Reference: #!
ksh command
UNIX in a Nutshell, Chapter 4, Reference: #
UNIX in a Nutshell, Chapter 4, Reference: #!shell
length operator : Learning the Korn Shell, 4.3.4. Length Operator
pattern-matching operator
Learning the Korn Shell, 4.3.3. Pattern-matching Operators
Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
Learning the Korn Shell, 5.5. while and until
sh command
UNIX in a Nutshell, Chapter 4, Reference: #
UNIX in a Nutshell, Chapter 4, Reference: #!shell
shell script comments : UNIX Power Tools, 45.2. The Story of : # #!
size of an array : Learning the Korn Shell, 6.3. Arrays
- (hyphen)
-= (assignment) operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
-- (decrement) operator : sed & awk, 7.6. Expressions
-- (two dashes) as argument to set command : UNIX Power Tools, 44.19. The Bourne Shell set Command
character classes and : sed & awk, 3.2.4.1. A range of characters
for command-line options
Learning the UNIX Operating System, 1.2. Syntax of UNIX Command Lines
UNIX Power Tools, 44.16. Handling Command-Line Arguments with a for Loop
UNIX Power Tools, 44.17. Handling Arguments with while and shift
UNIX Power Tools, 44.18. Standard Command-Line Parsing
filenames starting with : UNIX Power Tools, 23.14. Handling a Filename Starting with a Dash (-)
with << operator : UNIX Power Tools, 8.18. Here Documents
in login shell : UNIX Power Tools, 2.16. Approved Shells: Using Unapproved Login Shell
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
for stdin (on command line) : UNIX Power Tools, 13.13. The "Filename" -
subtraction operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.2. Arithmetic Operators
sed & awk, 7.6. Expressions
< (left angle bracket)
<= relational operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
UNIX Power Tools, 47.4.3.4. Comparison Operators
sed & awk, 7.8. Relational and Boolean Operators
<< operator
UNIX Power Tools, 8.18. Here Documents
UNIX Power Tools, 19.2. Introduction to Shell Archives
<<- operator
UNIX Power Tools, 8.18. Here Documents
UNIX Power Tools, 9.14. Using Here Documents for Form Letters, etc.
/< /> metacharacters : UNIX Power Tools, 26.4.11. Extended Regular Expressions
\< \> metacharacters : UNIX Power Tools, 26.4.8. Matching Words with \ < and \ >
C shell operator : UNIX Power Tools, 47.4.3.4. Comparison Operators
ex command : UNIX in a Nutshell, Chapter 9, Reference: < >
examples : UNIX Power Tools, 48.4.3. Automating Your Own Calendar
input redirection operator
Learning the Korn Shell, 1.7.2. I/O Redirection
Learning the UNIX Operating System, 5.1. Standard Input and Standard Output
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
relational operator for expr : UNIX Power Tools, 45.28. Quick Reference: expr
( ) (parentheses)
sed & awk, 2.2.1. Scripting
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.10. Grouping Operations
\( \) metacharacters : UNIX Power Tools, 26.4.9. Remembering Patterns with \ (, \ ), and \1
(( )) : (see condition tests, arithmetic)
commands printed in : UNIX Power Tools, 38.7. Why ps Prints Some Commands in Parentheses
in extended regular expressions
UNIX Power Tools, 26.4.11. Extended Regular Expressions
UNIX Power Tools, 47.4.2. Expressions
sed & awk, 5.3.1. Replacement Metacharacters
grouping condition tests : Learning the Korn Shell, 5.1.3.3. File Attribute Checking
grouping expressions using : UNIX Power Tools, 47.5. Using C Shell Arrays
as operators : UNIX Power Tools, 2.2. Shell Setup Files-Which, Where, and Why
subshell operators
Learning the Korn Shell, 5.1.3.3. File Attribute Checking
Learning the Korn Shell, 8.6.2. Nested Subshells
UNIX Power Tools, 13.7. The () Subshell Operators
within arithmetic expressions : Learning the Korn Shell, 6.2. Integer Variables and Arithmetic
% (percent sign)
%= (assignment) operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
%% pattern-matching operator
Learning the Korn Shell, 4.3.3. Pattern-matching Operators
Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
Learning the Korn Shell, 5.5. while and until
Learning the Korn Shell, 6.2.2. Arithmetic Variables and Assignment
arithmetic operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.2. Arithmetic Operators
C shell prompt : UNIX Power Tools, 7.1. Why Change Your Prompt?
format specifications : sed & awk, 7.9. Formatted Printing
job numbers
Learning the Korn Shell, 8.2.1. Foreground and Background
Learning the Korn Shell, 8.3.2. kill
Learning the Korn Shell, A.1. The Bourne Shell
UNIX Power Tools, 12.1.1. Foreground and Background
UNIX Power Tools, 12.3. The "Current Job" Isn't Always What You Expect
modulo operator : sed & awk, 7.6. Expressions
pattern-matching operator
Learning the Korn Shell, 4.3.3. Pattern-matching Operators
Learning the Korn Shell, 5.2. for
Learning the Korn Shell, 5.3. case
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
+ (plus sign)
+= (assignment) operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
++ (increment) operator : sed & awk, 7.6. Expressions
addition operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 45.28.1. Examples
UNIX Power Tools, 47.4.3.2. Arithmetic Operators
sed & awk, 7.6. Expressions
in job reports : UNIX Power Tools, 12.1.1. Foreground and Background
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
regular expression metacharacter
Learning the Korn Shell, 4.3.2.1. Regular expression basics
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
UNIX Power Tools, 26.4.11. Extended Regular Expressions
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.5. Repeated Occurrences of a Character
sed & awk, 7.4. Pattern Matching
? (question mark)
?*) wildcard : UNIX Power Tools, 44.6. Pattern Matching in case Statements
?: (conditional) operator
sed & awk, 8.1.1. Conditional Operator
sed & awk, 11.1.3. The C Conditional Expression
?) wildcard : UNIX Power Tools, 44.6. Pattern Matching in case Statements
built-in variable
Learning the Korn Shell, 5.1.1. Exit Status and Return
Learning the Korn Shell, 9.1.2.2. ERR
Learning the Korn Shell, 9.2.5. Exercises
UNIX Power Tools, 6.9. Special C Shell Variables
UNIX Power Tools, 44.7. Exit Status of UNIX Processes
metacharacter (regular expression operator)
Learning the Korn Shell, 1.6.2. Filenames and Wildcards
Learning the Korn Shell, 4.3.2.1. Regular expression basics
Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
Learning the UNIX Operating System, 4.3. File and Directory Wildcards
UNIX Power Tools, 1.16. Wildcards
UNIX Power Tools, 15.2. Filename Wildcards in a Nutshell
UNIX Power Tools, 26.4.11. Extended Regular Expressions
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.5. Repeated Occurrences of a Character
fast find and : UNIX Power Tools, 17.18. Using "Fast find"
foreach loop and : UNIX Power Tools, 9.11. Repeating a Command with a foreach Loop
in C shells : UNIX Power Tools, 47.5. Using C Shell Arrays
' (quotes, single) : UNIX Power Tools, 8.14.3. Single Quotes Inside Single Quotes?
around PS1 string : UNIX Power Tools, 7.8. Highlighting in Shell Prompts
with bash pre-prompt commands : UNIX Power Tools, 7.13. Pre-Prompt Commands in bash
passing wildcards to programs : UNIX Power Tools, 1.18. Who Handles Wildcards?
prompt setting and : UNIX Power Tools, 7.4. Faster Prompt Setting with Built-Ins
protecting special characters : UNIX Power Tools, 10.3. C Shell Aliases with Command-Line Arguments
quoting and
UNIX Power Tools, 8.14.2. How Quoting Works
UNIX Power Tools, 8.15. Differences Between Bourne and C Shell Quoting
sc program using : UNIX Power Tools, 49.8. It's Great to Have a Spreadsheet
" (quotes, double)
Learning the Korn Shell, 3.4.1. Variables and Quoting
sed & awk, 2.2. Command-Line Syntax
sed & awk, 2.3.1. Specifying Simple Instructions
aliases in : UNIX Power Tools, 10.2.2. Using More Complex Aliases
for comments : UNIX Power Tools, 4.9. Setting Up vi with the .exrc File
passing wildcards to programs : UNIX Power Tools, 1.18. Who Handles Wildcards?
prompt setting : UNIX Power Tools, 7.8. Highlighting in Shell Prompts
quoting and
UNIX Power Tools, 8.14.2. How Quoting Works
UNIX Power Tools, 8.15. Differences Between Bourne and C Shell Quoting
sc program using : UNIX Power Tools, 49.8. It's Great to Have a Spreadsheet
in sed scripts : UNIX Power Tools, 51.6. Cleaning script Files
terms for : UNIX Power Tools, 51.8. Type Bang Splat. Don't Forget the Rabbit Ears
> (right angle bracket)
>& operator : UNIX Power Tools, 13.5. Redirection in C Shell: Capture Errors, Too?
>= comparison operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 45.28.1. Examples
UNIX Power Tools, 47.4.3.4. Comparison Operators
sed & awk, 7.8. Relational and Boolean Operators
>> shell operator
UNIX Power Tools, 45.22. Handling Files Line-by-Line
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
with for loop : UNIX Power Tools, 9.12. The Bourne Shell for Loop
output redirection operator
Learning the Korn Shell, 1.7.2. I/O Redirection
Learning the UNIX Operating System, 5.1. Standard Input and Standard Output
Learning the UNIX Operating System, 5.1.1.1. The > operator
Learning the UNIX Operating System, 5.1.1.2. The >> operator
UNIX Power Tools, 6.9. Special C Shell Variables
sed & awk, 2.3.2.1. Saving output
sed & awk, 4.3. Testing and Saving Output
sed & awk, 10.5. Directing Output to Files and Pipes
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
relational operator
UNIX Power Tools, 45.28. Quick Reference: expr
sed & awk, 7.8. Relational and Boolean Operators
; (semicolon)
;; in case statement : Learning the Korn Shell, 5.4. select
statement separator
Learning the Korn Shell, 3.2. Aliases
Learning the Korn Shell, 5.1.3.1. String comparisons
Learning the Korn Shell, 9.2.5. Exercises
Learning the Korn Shell, A.6. Workalikes on PC Platforms
Learning the UNIX Operating System, 1.2. Syntax of UNIX Command Lines
UNIX Power Tools, 8.5. Command-Line Evaluation
UNIX Power Tools, 44.12. Trapping Exits Caused by Interrupts
sed & awk, 2.3.1. Specifying Simple Instructions
sed & awk, 2.4.1. Running awk
sed & awk, B.2.2.1. Line termination
/ (slash)
/*/ wildcard : UNIX Power Tools, 44.6. Pattern Matching in case Statements
/{ /} metacharacters : UNIX Power Tools, 26.4.11. Extended Regular Expressions
/= assignment operator
UNIX Power Tools, 47.4.3.1. Assignment Operators
sed & awk, 7.6. Expressions
/< /> metacharacters : UNIX Power Tools, 26.4.11. Extended Regular Expressions
// as delimiter
sed & awk, 2.1. Awk, by Sed and Grep, out of Ed
sed & awk, 5.3. Substitution
arithmetic operator for expr
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 45.28.1. Examples
UNIX Power Tools, 47.4.3.2. Arithmetic Operators
sed & awk, 7.6. Expressions
division operator : sed & awk, 7.6. Expressions
in ed commands : sed & awk, 2.1. Awk, by Sed and Grep, out of Ed
fast find and : UNIX Power Tools, 17.18. Using "Fast find"
in filenames
UNIX Power Tools, 1.15. Filenames
UNIX Power Tools, 1.16. Wildcards
in pathnames
Learning the UNIX Operating System, 3.1.4. Absolute Pathnames
UNIX Power Tools, 1.21. Making Pathnames
UNIX Power Tools, 14.2. Using Relative and Absolute Pathnames
pattern addressing
sed & awk, 2.1. Awk, by Sed and Grep, out of Ed
sed & awk, A.2.1. Pattern Addressing
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
for root directory
Learning the UNIX Operating System, 3.1.3. The Directory Tree
Learning the UNIX Operating System, 3.1.4. Absolute Pathnames
UNIX Power Tools, 1.19. The Tree Structure of the Filesystem
terms for : UNIX Power Tools, 51.8. Type Bang Splat. Don't Forget the Rabbit Ears
~ (tilde)
Learning the Korn Shell, 1.6.1.2. Tilde notation
Learning the Korn Shell, 7.3. Command-line Processing
Learning the Korn Shell, 7.3.1. Quoting
Learning the Korn Shell, A.1. The Bourne Shell
Learning the Korn Shell, A.2. The IEEE 1003.2 POSIX Shell Standard
sed & awk, 7.5.1. Referencing and Separating Fields
sed & awk, 7.8. Relational and Boolean Operators
~+ (current directory) : Learning the Korn Shell, 7.3. Command-line Processing
~- (previous directory) : Learning the Korn Shell, 7.3. Command-line Processing
C shell operator : UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
ending filenames : UNIX Power Tools, 14.11. Finding (Anyone's) Home Directory, Quickly
ex command : UNIX in a Nutshell, Chapter 9, Reference: ~
ending filenames
UNIX Power Tools, 14.11. Finding (Anyone's) Home Directory, Quickly
UNIX Power Tools, 17.18. Using "Fast find"
for home directory
UNIX Power Tools, 7.11. dirs in Your Prompt: Better than $cwd
UNIX Power Tools, 14.11. Finding (Anyone's) Home Directory, Quickly
match operator
sed & awk, 7.5.1. Referencing and Separating Fields
sed & awk, 7.8. Relational and Boolean Operators
in pathnames : UNIX Power Tools, 1.21. Making Pathnames
in public domain Korn shell : Learning the Korn Shell, A.4. pdksh
within double quotes : Learning the Korn Shell, 3.4.1. Variables and Quoting
within variable expressions : Learning the Korn Shell, A.7. The Future of the Korn Shell
~ (tilde) notation
Learning the Korn Shell, 1.6.1.2. Tilde notation
Learning the Korn Shell, 7.3. Command-line Processing
Learning the Korn Shell, 7.3.1. Quoting
Learning the Korn Shell, A.1. The Bourne Shell
Learning the Korn Shell, A.2. The IEEE 1003.2 POSIX Shell Standard
_ (underscore) in filenames : UNIX Power Tools, 1.15. Filenames
| (vertical bar)
|&, background job with two-way pipes
Learning the Korn Shell, 8.5.4. Coroutines with Two-way Pipes
Learning the Korn Shell, 8.5.5. Two-way Pipes Versus Standard Pipes
UNIX Power Tools, 13.3. Send (only) Standard Error Down a Pipe
UNIX Power Tools, 13.5. Redirection in C Shell: Capture Errors, Too?
|= operator : UNIX Power Tools, 47.4.3.1. Assignment Operators
|| for condition tests
Learning the Korn Shell, 5.1.3.3. File Attribute Checking
Learning the Korn Shell, A.1. The Bourne Shell
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
sed & awk, 7.8. Relational and Boolean Operators
|| for exit statuses
Learning the Korn Shell, 5.1.2. Combinations of Exit Statuses
Learning the Korn Shell, 9.2.3.3. Breakpoints
Learning the Korn Shell, A.2. The IEEE 1003.2 POSIX Shell Standard
UNIX Power Tools, 26.4.11. Extended Regular Expressions
UNIX Power Tools, 44.7. Exit Status of UNIX Processes
UNIX Power Tools, 44.8. Test Exit Status with the if Statement
UNIX Power Tools, 44.9. Testing Your Success
UNIX Power Tools, 44.18. Standard Command-Line Parsing
UNIX Power Tools, 45.6. Making Sure Your Script Runs with Bourne Shell, Without #!
UNIX Power Tools, 46.6. Watch Out for Bourne Shell -e Bug
(see also pipes)
case pattern separator : Learning the Korn Shell, 5.3. case
I/O redirection (piping)
Learning the Korn Shell, 1.7.3. Pipelines
Learning the Korn Shell, 10.1. Installing the Korn Shell as the Standard Shell
Learning the Korn Shell, A.1. The Bourne Shell
Learning the UNIX Operating System, 5.1. Standard Input and Standard Output
logical operator
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
sed & awk, 3.2. A Line-Up of Characters
sed & awk, 3.2.9. Alternative Operations
pipes
UNIX Power Tools, 1.3. Programs Are Designed to Work Together
UNIX Power Tools, 13.3. Send (only) Standard Error Down a Pipe
sed & awk, 10.5.1. Directing Output to a Pipe
noclobber variable and
Learning the Korn Shell, 3.3. Options
Learning the Korn Shell, 7.1. I/O Redirectors
Learning the Korn Shell, 10.2.3. Types of Global Customization
Learning the UNIX Operating System, 5.1.1.1. The > operator
UNIX Power Tools, 6.8. Shell Variables
UNIX Power Tools, 6.9. Special C Shell Variables
UNIX Power Tools, 13.6. Safe I/O Redirection with noclobber
UNIX Power Tools, 23.7. Safer File Deletion in Some Directories
UNIX in a Nutshell, 5.3.3. Predefined Shell Variables
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions


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