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 | Explanatory note

H

H command (debugger) : Debugger Commands

h command (debugger) : Debugger Commands

-h switch, perl : Switches

hard references

What Is a Reference?

Creating Hard References

Hard References Don't Work as Hash Keys

Harness module : Test::Harness--Run Perl Standard Test Scripts with Statistics

"has-a" relationship : Containment (the "Has-a" Relationship)

hash mark (see # (sharp))

Hash module : Tie::Hash, Tie::StdHash--Base Class Definitions for Tied Hashes

hashes

Hashes.

Built-in Data Types

Hashes (Associative Arrays)

anonymous, references to : The Anonymous Hash Composer

of arrays, code for : Hashes of Arrays

automatic sorting of : In-memory databases

binding DBM file to : dbmopen

of complex records : Generation of a hash of complex records

deleting values from : delete

dictonary file, searching : Search::Dict--Search for Key in Dictionary File

global : Global Special Arrays

hard references as keys : Hard References Don't Work as Hash Keys

initializing with x operator : Multiplicative Operators

instead of linear searches : Time Efficiency

inverting : reverse

key/value pair precedence : Hashes (Associative Arrays)

multidimensional : Hashes of Hashes

names for : Variables

returning key-value pairs : each

returning list of keys : keys

returning values of : values

SubstrHash module : Tie::SubstrHash--Fixed-table-size, Fixed-key-length Hashing

symbol tables : Symbol Tables

tied : Tie::Hash, Tie::StdHash--Base Class Definitions for Tied Hashes

typing : Tying Hashes

here documents : "Here" documents

hex function : hex

hexadecimal characters : String literals

hexadecimal numbers

The rules of regular expression matching

hex

hints, compiler : Global Special Variables

history of Perl : History Made Practical

history, command : Using the Debugger

home directory : chdir

homepage, Perl : The Perl Homepage

hostnames : Sys::Hostname--Try Every Conceivable Way to Get Hostname

getting from network addresses : gethostbyaddr

translating to addresses

gethostbyname

getnetbyname

hosts file (see /etc/hosts file)

hosts, pinging : Net::Ping--Check Whether a Host Is Online

hyphen (see -)

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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
Explanatory note

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