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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 -)


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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