Symbols & Numbers | 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: E

e (constant): 9.1.1. Trigonometric Functions

-e option (sed): 2.3.1. Specifying Simple Instructions

2.3.2.3. Mixing options (POSIX)

ed editor: 2. Understanding Basic Operations

edits, pipelined: 4.4.4. Edits To Go

egrep program: 3. Understanding Regular Expression Syntax

else statements (see if statements)

end

of line (see $ (dollar sign))

of word (see <, > escape sequences)

END procedure: 11.1.6. Control Flow

ENDFILE procedure (tawk): 11.3.2.1. Tawk language extensions

"Ending delimiter missing" error: 2.3.1.1. Command garbled

ENVIRON variable: 8.6. System Variables That Are Arrays

8.6.2. An Array of Environment Variables

environment variables: 8.6.2. An Array of Environment Variables

equal sign (=)

== (equal to) operator: 7.8. Relational and Boolean Operators

for printing line numbers: 5.9. Print Line Number

equivalence classes: 3.2.4.3. POSIX character class additions

EREs (extended regular expressions): 3.2.4.3. POSIX character class additions

ERRNO variable (gawk): 11.2.3.8. Additional variables

error messages: 11.2.1.4. Special filenames

12.3.4. A Function for Reporting Errors

awk: 2.4.2. Error Messages

"command garbled": 2.3.1.1. Command garbled

5.1. About the Syntax of sed Commands

sed: 2.3.1.1. Command garbled

errors

debugging: 10.7. Debugging

spelling, finding (example): 12.1. An Interactive Spelling Checker

ESC character in vi: 5.6. List

escape sequences, awk: 7.6. Expressions

11.1.1. Escape Sequences

B.2.5.2. Escape sequences

escaping (see backslash)

example programs: 0.. Sample Programs

exchange command (see x command (sed))

exclamation point (!): 4.2. A Global Perspective on Addressing

csh and: 1.4. Four Hurdles to Mastering sed and awk

!= (not equal to) operator: 7.8. Relational and Boolean Operators

!~ (does not match) operator: 7.5.1. Referencing and Separating Fields

7.8. Relational and Boolean Operators

7.8. Relational and Boolean Operators

logical NOT operator: 7.8. Relational and Boolean Operators

tilde (~) operator: 7.5.1. Referencing and Separating Fields

exit statement: 8.3. Other Statements That Affect Flow Control

exp( ): 9.1.1. Trigonometric Functions

exponentiation: 7.6. Expressions

9.1.1. Trigonometric Functions

11.1.2. Exponentiation

** operator: 7.6. Expressions

^ operator: 7.6. Expressions

expressions: 3.1. That's an Expression

B.2.5. Expressions

awk: 7.6. Expressions

executing as commands: 10.3. The system( ) Function

regular (see regular expressions)

extended regular expressions (EREs): 3.2.4.3. POSIX character class additions

extensions

common awk: 11.2.1. Common Extensions

gawk: 11.2.3. GNU awk (gawk)

mawk: 11.2.4. Michael's awk (mawk)

tawk: 11.3.2. Thompson Automation awk (tawk)

extent of matching: 3.2.12.1. The extent of the match

extracting file contents: 4.4.3. Extracting Contents of a File

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