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<html><head><title>Index: P</title></head><body bgcolor="#FFFFFF" text="#000000"><!-- START OF BODY --><!-- TOP BANNER --><p><img src="../gifs/smbanns.gif" usemap="#banner-map" border=0 alt="Book Home" ></p><map name="banner-map"><AREA SHAPE="RECT" COORDS="0,0,466,71" HREF="../index.htm" ALT="Programming Perl"><AREA SHAPE="RECT" COORDS="467,0,514,18" HREF="../jobjects/fsearch.htm" ALT="Search this book"></map><!-- TOP INDEX LINKS --><p><a href="idx_0.htm">Symbols</a>| <a href="idx_a.htm">A</a>| <a href="idx_b.htm">B</a>| <a href="idx_c.htm">C</a>| <a href="idx_d.htm">D</a>| <a href="idx_e.htm">E</a>| <a href="idx_f.htm">F</a>| <a href="idx_g.htm">G</a>| <a href="idx_h.htm">H</a>| <a href="idx_i.htm">I</a>| <a href="idx_j.htm">J</a>| <a href="idx_k.htm">K</a>| <a href="idx_l.htm">L</a>| <a href="idx_m.htm">M</a>| <a href="idx_n.htm">N</a>| <a href="idx_o.htm">O</a>| <a href="idx_p.htm">P</a>| <a href="idx_q.htm">Q</a>| <a href="idx_r.htm">R</a>| <a href="idx_s.htm">S</a>| <a href="idx_t.htm">T</a>| <a href="idx_u.htm">U</a>| <a href="idx_v.htm">V</a>| <a href="idx_w.htm">W</a>| <a href="idx_x.htm">X</a>| <a href="idx_y.htm">Y</a>| <a href="idx_z.htm">Z</a></FONT><!-- INDEX SECTION BODY --><H1>Index: P</H1><DL><a name=".pm-files"><dt>.pm files, <a name="loading-associated-files-with">loading associated files with: <a href="../ch11_01.htm#INDEX-2296">11.1. Using Modules</a></dt><a name="-P-doesn't-match-property"><dt>\P (doesn't match property): <a href="../ch15_02.htm#INDEX-2843">15.2. Effects of Character Semantics</a></dt><a name="-p-matches-property"><dt>\p (matches property): <a href="../ch15_02.htm#INDEX-2842">15.2. Effects of Character Semantics</a></dt><a name="-P-C-preprocessor-command-line-switch"><dt>-P (C preprocessor) command-line switch: <a href="../ch19_01.htm#INDEX-3433">19.1.3. Switches</a></dt><a name="-p-named-pipe-file-test"><dt>-p (named pipe) file test: <a href="../ch03_10.htm#INDEX-905">3.10. Named Unary and File Test Operators</a></dt><a name="-p-print-while-looping-command-line-switch"><dt>-p (print while looping) command-line switch: <a href="../ch19_01.htm#INDEX-3431">19.1.3. Switches</a></dt><a name="pack"><dt>pack: <a href="../ch25_02.htm#INDEX-4331">25.2. Endianness and Number Width</a></dt><a name="pack-function"><dt>pack function: <a href="../ch29_02.htm#INDEX-5091">29.2.108. pack</a></dt><dd><dl> <a name="template-characters-for"> <dt>template characters for: <a href="../ch29_02.htm#INDEX-">29.2.108. pack</a></dt> <a name="unpack-function-Unicode-characters-and"> <dt>unpack function, Unicode characters and: <a href="../ch15_02.htm#INDEX-2860">15.2. Effects of Character Semantics</a></dt></dl></dd><a name="package-declaration"><dt>package declaration: <a href="../ch04_08.htm#INDEX-1193">4.8. Scoped Declarations</a></dt><dd><dl> <dt><a href="../ch10_01.htm#INDEX-2199">10. Packages</a></dt> <dt><a href="../ch29_02.htm#INDEX-5110">29.2.109. package</a></dt></dl></dd><a name="package-variable"><dt>package variable</dt><dd><dl> <a name="wrapping-declaration-in-block-scope"> wrapping declaration in block scope: <a href="../ch12_08.htm#INDEX-2593">12.8. Managing Class Data</a></dt><a name="package-variable-storing-class-data-in"><dt>storing class data in: <a href="../ch12_08.htm#INDEX-2589">12.8. Managing Class Data</a></dt><a name="package-variables"><dt>(see also <a href="idx_g.htm#global-variables">global variables</a>) </dt> <dt><a href="../ch02_05.htm#INDEX-512">2.5.1. Name Lookups</a></dt> <dt><a href="../ch04_08.htm#INDEX-1201">4.8.1. Scoped Variable Declarations</a></dt> <a name="declaring"> <dt>declaring: <a href="../ch29_02.htm#INDEX-5087">29.2.107. our</a></dt> <a name="threads-no-protection-in"> <dt>threads, no protection in: <a href="../ch17_02.htm#INDEX-3177">17.2.2. Data Access</a></dt></dl></dd><a name="packages"><dt>packages: <a href="../ch01_02.htm#INDEX-121">1.2.1.4. Simplicities</a></dt><dd><dl> <dt><a href="../ch02_05.htm#INDEX-465">2.5. Names</a></dt> <dt><a href="../ch02_05.htm#INDEX-500">2.5. Names</a></dt> <dt><a href="../ch10_01.htm#INDEX-2178">10. Packages</a></dt> <dt><a href="../ch10_02.htm#INDEX-2250">10.2. Autoloading</a></dt> <a name="adding-methods-to-existing"> <dt>adding methods to existing: <a href="../ch12_05.htm#INDEX-2469">12.5.2. Accessing Overridden Methods</a></dt> <a name="binding-variables-to"> <dt>binding variables to: <a href="../ch29_02.htm#INDEX-5383">29.2.191. untie</a></dt> <a name="bless-function-arguments"> <dt>bless function arguments: <a href="../ch12_04.htm#INDEX-2405">12.4. Object Construction</a></dt> <a name="blessing-objects-into"> <dt>blessing objects into: <a href="../ch29_02.htm#INDEX-4654">29.2.7. bless</a></dt> <a name="current-package"> <a name="delimiters-for"> <dt>delimiters for: <a href="../ch10_01.htm#INDEX-2213">10. Packages</a></dt> <a name="identifiers"> <dt>identifiers: <a href="../ch10_01.htm#INDEX-2208">10. Packages</a></dt> <a name="importing-semantics-to"> <dt>importing semantics to: <a href="../ch29_02.htm#INDEX-5385">29.2.192. use</a></dt> <a name="in-@ISA-array-inheritance-through"> <dt>in @ISA array, inheritance through: <a href="../ch12_05.htm#INDEX-2449">12.5.1. Inheritance Through @ISA</a></dt> <a name="methods-and-subroutines-resolving-for"> <dt>methods and subroutines, resolving for: <a href="../ch12_03.htm#INDEX-2376">12.3. Method Invocation</a></dt> <a name="names-for"> <dt>names for: <a href="../ch02_06.htm#INDEX-602">2.6.4. Or Leave the Quotes Out Entirely</a></dt><dd><dl> <dt><a href="../ch24_03.htm#INDEX-4263">24.3. Programming with Style</a></dt> </dl></dd> <a name="quoting"> <dt>quoting: <a href="../ch12_03.htm#INDEX-2393">12.3.4. Package-Quoted Classes</a></dt> <a name="splitting-for-autoloading"> <dt>splitting for autoloading: <a href="../ch32_01.htm#INDEX-5697">32.1.17. Module Installation Support</a></dt> <a name="symbol-tables"> <dt>symbol tables, <a name="displaying"> displaying: <a href="../ch20_03.htm#INDEX-3627">20.3.3. Debugger Options</a></dt> <a name="symbol-tables-for"> <dt>symbol tables for: <a href="../ch10_01.htm#INDEX-2221">10.1. Symbol Tables</a></dt> <a name="tying-variables-to"> <dt>tying variables to: <a href="../ch29_02.htm#INDEX-5341">29.2.178. tie</a></dt></dl></dd><a name="packed-sockaddr"><dt>packed sockaddr: <a href="../ch29_02.htm#INDEX-4861">29.2.54. getpeername</a></dt><a name="pads"><dt>pads: <a href="../ch02_05.htm#INDEX-466">2.5. Names</a></dt><a name="page-numbers"><dt>page numbers: <a href="../ch28_02.htm#INDEX-4480">28.2. Special Variables in Alphabetical Order</a></dt><a name="pager-option-debugger"><dt>pager option (debugger): <a href="../ch20_03.htm#INDEX-3601">20.3.3. Debugger Options</a></dt><a name="pages"><dt>pages: <a href="../ch28_02.htm#INDEX-4479">28.2. Special Variables in Alphabetical Order</a></dt><a name="PalmPilot-Perl-modules-for"><dt>PalmPilot, Perl modules for: <a href="../ch22_01.htm#INDEX-3812">22.1. The CPAN modules Directory</a></dt><a name="paragraph-mode"><dt>paragraph mode: <a href="../ch19_01.htm#INDEX-3374">19.1.3. Switches</a></dt><dd><dl> <dt><a href="../ch28_02.htm#INDEX-4505">28.2. Special Variables in Alphabetical Order</a></dt></dl></dd><a name="paragraph-separator-character"><dt>paragraph separator character: <a href="../ch02_02.htm#INDEX-418">2.2. Molecules</a></dt><a name="parameters"><dt>parameters (see <a href="idx_a.htm#arguments">arguments</a>)</dt><dd><dl> <a name="scalar-context-providing-for"> <dt>scalar context, providing for: <a href="../ch01_02.htm#INDEX-69">1.2.1.1. Singularities</a></dt> <a name="subroutines"> <dt>subroutines</dt><dd><dl> <a name="changing-in-place"> <dt>changing in place: <a href="../ch06_02.htm#INDEX-1824">6.2.1. Tricks with Parameter Lists</a></dt> <a name="working-with"> <dt>working with: <a href="../ch06_02.htm#INDEX-1819">6.2.1. Tricks with Parameter Lists</a></dt> </dl></dd></dl></dd><a name="parent-classes"><dt>parent classes: <a href="../ch12_01.htm#INDEX-2348">12.1. Brief Refresher on Object-Oriented Lingo</a></dt><a name="parent-processes"><dt>parent processes (see <a href="idx_p.htm#processes">processes</a>)</dt><a name="parse-trees"><dt>parse trees: <a href="../ch18_01.htm#INDEX-3226">18.1. The Life Cycle of a Perl Program</a></dt><dd><dl> <dt><a href="../ch18_02.htm#INDEX-3252">18.2. Compiling Your Code</a></dt> <a name="internal-keeping"> <dt>internal, keeping: <a href="../ch18_04.htm#INDEX-3271">18.4. Compiler Backends</a></dt> <a name="original-reconstituting-and-splicing-into-current-parse-tree"> <dt>original, reconstituting and splicing into current parse tree: <a href="../ch18_05.htm#INDEX-3289">18.5.1. The Bytecode Generator</a></dt> <a name="reconstruction-of"> <dt>reconstruction of: <a href="../ch18_01.htm#INDEX-3237">18.1. The Life Cycle of a Perl Program</a></dt></dl></dd><a name="parsing"><dt>parsing: <a href="../ch21_01.htm#INDEX-3671">21.1. How Perl Works</a></dt><dd><dl> <a name="double-quote-interpolation-and-regular-expressions"> <dt>double-quote interpolation and regular expressions: <a href="../ch05_02.htm#INDEX-1307">5.2. Pattern-Matching Operators</a></dt> <a name="in-the-Perl-compiler"> <dt>in the Perl compiler: <a href="../ch18_02.htm#INDEX-3248">18.2. Compiling Your Code</a></dt> <a name="text-Perl-modules-for"> <dt>text, Perl modules for: <a href="../ch22_01.htm#INDEX-3848">22.1. The CPAN modules Directory</a></dt></dl></dd><a name="passing-by-reference"><dt>passing by reference: <a href="../ch06_02.htm#INDEX-1812">6.2. Semantics</a></dt><dd><dl> <a name="prototypes-declaring-function-calls-as"> <dt>prototypes declaring function calls as: <a href="../ch08_01.htm#INDEX-1965">8.1. What Is a Reference?</a></dt></dl></dd><a name="passing-by-value"><dd><dl><a name="passing-by-value-copying-@_-values-to-my-list"><dt>copying @_ values to my list: <a href="../ch06_02.htm#INDEX-1820">6.2.1. Tricks with Parameter Lists</a></dt></dl></dd><a name="passing-references"><dt>passing references: <a href="../ch06_03.htm#INDEX-1840">6.3. Passing References</a></dt><a name="passwords"><dt>passwords: <a href="../ch29_02.htm#INDEX-5281">29.2.164. srand</a></dt><dd><dl> <a name="crypt-function-and"> <dt>crypt function and: <a href="../ch29_02.htm#INDEX-4708">29.2.20. crypt</a></dt> <a name="passwd-file"> <dt>passwd file: <a href="../ch29_02.htm#INDEX-4886">29.2.61. getpwent</a></dt> <a name="Perl-modules-for"> <dt>Perl modules for: <a href="../ch22_01.htm#INDEX-3866">22.1. The CPAN modules Directory</a></dt></dl></dd><a name="PATH-environment-variable"><dt>PATH environment variable: <a href="../ch01_03.htm#INDEX-162">1.3.1. How to Do It</a></dt><dd><dl> <dt><a href="../ch19_01.htm#INDEX-3439">19.1.3. Switches</a></dt> <dt><a href="../ch19_02.htm#INDEX-3477">19.2. Environment Variables</a></dt> <a name="security-and"> <dt>security and: <a href="../ch23_01.htm#INDEX-3994">23.1.2. Cleaning Up Your Environment</a></dt>⌨️ 快捷键说明
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