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 command-line option, writing filters: 7.14.3.2. Command-line options

\E string metacharacter: 1.18.3. Discussion

/e substitution modifier: 1.12.3. Discussion

6.. Pattern-Matching Modifiers

each( ): 5.5.2. Solution

hashes

merging: 5.11.3. Discussion

ordering elements of: 5.7.1. Problem

traversing: 5.5.3. Discussion

eager pattern matching: 6.. The Tricky Bits

echo and password input: 15.10.1. Problem

editing

files (see file contents)

input: 15.11.1. Problem

elements

of arrays (see arrays)

of hashes (see hashes)

email

attachments

extracting: 18.10.1. Problem

sending: 18.9.1. Problem

matching valid addresses: 6.19.1. Problem

random signatures: 16.23. Program: sigrand

reading with POP3: 18.5.1. Problem

sending: 18.3.1. Problem

HTML forms via: 19.12.1. Problem

sorting: 10.18. Program: Sorting Your Mail

tracking time path of: 3.11. Program: hopdelta

Email::Valid module: 6.19.3. Discussion

empty

base class test: 13.10.3. Discussion

strings (""): 1.. Introduction

Encode module: 8.20.3. Discussion

encoding attribute, XML: 22.. XML Declaration

=end pod directive: 12.20.3. Discussion

__END__ token: 7.12.2. Solution

environment variables

MHCONTEXTFD: 7.9.3. Discussion

PERL_UNICODE: 8.21.3. Discussion

Epoch (see date and time values)

equals sign (=)

=~ operator: 1.1.3. Discussion

=begin pod directive: 12.20.3. Discussion

=end pod directive: 12.20.3. Discussion

=> operator: 5.. Introduction

error log, web server: 19.. Behind the Scenes

errors

(see also exceptions)

CGI scripts: 19.. Behind the Scenes

fixing 500 server in: 19.3.1. Problem

redirecting messages from: 19.2.1. Problem

controlling for other programs: 16.9.1. Problem

database: 14.11.1. Problem

reading STDERR from programs: 16.7.1. Problem

reporting filenames in: 7.4.1. Problem

reporting like built-ins: 12.14.1. Problem

subroutines

exceptions in: 10.12.1. Problem

returning failure from: 10.10.1. Problem

trapping in require and use statements: 12.2.1. Problem

trapping undefined function calls: 10.15.1. Problem

turning signals into: 16.22.1. Problem

web server error log: 20.13.1. Problem

escaping characters: 1.18.1. Problem

eval( )

with require and use statements: 12.2.2. Solution

in substitution: 1.12.3. Discussion

6.. Pattern-Matching Modifiers

events, Tk resize: 15.16.1. Problem

Excel, saving SQL query results to: 14.8.1. Problem

exceptions

handling in subroutines: 10.12.1. Problem

trapping undefined function calls: 10.15.1. Problem

exclusive locks: 7.18.3. Discussion

exec( )

replacing programs: 16.3.2. Solution

shell escapes: 19.5.3. Discussion

exists( ): 5.2.2. Solution

multiple hash key values: 5.8.3. Discussion

expanding

tabs: 1.11.1. Problem

variables in user input: 1.12.1. Problem

Expect module: 15.13.2. Solution

controlling programs with: 15.13.1. Problem

EXPN command: 18.16. Program: expn and vrfy

expn program: 18.16. Program: expn and vrfy

@EXPORT array (use pragma): 12.1.3. Discussion

Exporter module: 12.. Import/Export Regulations

12.1.1. Problem

exporting to modules: 12.. Import/Export Regulations

@EXPORT_OK array (use pragma): 12.1.3. Discussion

@EXPORT_TAGS array (use pragma): 12.1.3. Discussion

expressions, interpolating within strings: 1.15.1. Problem

Extensible Markup Language (see XML)

extension modules, C, building: 12.19.1. Problem

external redirection: 21.4.3. Discussion

extract_bracketed( ), matching nested patterns: 6.17.2. Solution

extracting array subsets: 4.14.2. Solution

extracting from arrays (see arrays)

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