idx_c.htm

编程珍珠,里面很多好用的代码,大家可以参考学习呵呵,

<a name="case-statement">
<dt>case statement: <a href="../ch04_05.htm#INDEX-1150">4.5.1. Case Structures</a></dt>
<a name="case-structure">
<dt>case structure: <a href="../ch04_05.htm#INDEX-1147">4.5.1. Case Structures</a></dt>
<a name="casting">
<dt>casting</dt><dd><dl>
  <a name="data-types">
  <a name="strings-and">
  <dt>strings and: <a href="../ch02_06.htm#INDEX-534">2.6. Scalar Values</a></dt>
</dl></dd>
<a name="cat-command-Unix">
<dt>cat command (Unix): <a href="../ch14_03.htm#INDEX-">14.3.1. Hash-Tying Methods</a></dt>
<a name="categories">
<dt>categories
  <a name="of-functions">
of functions: <a href="../ch29_01.htm#INDEX-4622">29.1. Perl Functions by Category</a></dt>

<a name="categories-characters">
<dt>categories, characters: <a href="../ch05_04.htm#INDEX-1557">5.4.3.2. Standard Unicode properties</a></dt>
<a name="cbreak-option">
<dt>cbreak option: <a href="../ch29_02.htm#INDEX-4803">29.2.43. getc</a></dt>
<a name="C-C++-languages">
<dt>C/C++ languages,
  <a name="static-variables">static variables: <a href="../ch06_02.htm#INDEX-1833">6.2.3. Scoping Issues</a></dt>

<a name="centering">
<dt>centering: <a href="../ch07_01.htm#INDEX-1925">7.1. Format Variables</a></dt>
<a name="-cg-pattern-modifier">
<dt>/cg pattern modifier: <a href="../ch05_02.htm#INDEX-1379">5.2.2. The m// Operator (Matching)</a></dt>
<a name="CGI">
<dt>CGI,
  <a name="Perl-modules-for">Perl modules for: <a href="../ch22_01.htm#INDEX-3872">22.1. The CPAN modules Directory</a></dt>
<dd><dl>
<a name="CGI-module">
<dt><a href="../ch32_01.htm#INDEX-5577">32.1.9. World Wide Web</a></dt>
  <a name="managing-HTML-forms-with">
  <dt>managing HTML forms with: <a href="../ch32_04.htm#INDEX-5806">32.4. CGI</a></dt>
</dl></dd>


<a name="CGI-scripts">
<dt>CGI scripts</dt><dd><dl>
  <a name="input-evaluating-Safe-module">
  <dt>input, evaluating (Safe module): <a href="../ch23_03.htm#INDEX-4073">23.3.1.3. Safe examples</a></dt>
  <a name="taint-mode-necessity-of-running-under">
  <dt>taint mode, necessity of running under: <a href="../ch23_01.htm#INDEX-3970">23.1. Handling Insecure Data</a></dt>
</dl></dd>
<a name="CGI::Apache-module">
<dt>CGI::Apache module: <a href="../ch32_01.htm#INDEX-5579">32.1.9. World Wide Web</a></dt>
<a name="CGI::Carp-module">
<dt>CGI::Carp module: <a href="../ch32_01.htm#INDEX-5581">32.1.9. World Wide Web</a></dt><dd><dl>
  <dt><a href="../ch32_05.htm#INDEX-5807">32.5. CGI::Carp</a></dt>
</dl></dd>
<a name="CGI::Cookie-module">
<dt>CGI::Cookie module: <a href="../ch32_01.htm#INDEX-5583">32.1.9. World Wide Web</a></dt>
<a name="CGI::Fast-module">
<dt>CGI::Fast module: <a href="../ch32_01.htm#INDEX-5586">32.1.9. World Wide Web</a></dt>
<a name="CGI::Pretty-module">
<dt>CGI::Pretty module: <a href="../ch32_01.htm#INDEX-5588">32.1.9. World Wide Web</a></dt>
<a name="CGI::Push-module">
<dt>CGI::Push module: <a href="../ch32_01.htm#INDEX-5590">32.1.9. World Wide Web</a></dt>
<a name="character-classes">
<dt>character classes: <a href="../ch01_07.htm#INDEX-350">1.7. Regular Expressions</a></dt><dd><dl>
  <dt><a href="../ch05_04.htm#INDEX-1526">5.4. Character Classes</a></dt>
  <dt><a href="../ch05_09.htm#INDEX-1728">5.9.4. The Little Engine That /Could(n't)?/</a></dt>
  <a name="confusing-with-array-subscripts">
  <dt>confusing with array subscripts: <a href="../ch02_06.htm#INDEX-609">2.6.5. Interpolating Array Values</a></dt>
  <a name="custom">
  <dt>custom: <a href="../ch05_04.htm#INDEX-1531">5.4.1. Custom Character Classes</a></dt>
  <a name="matching-against-character-properties-in-Unicode">
  <dt>matching against character properties in Unicode: <a href="../ch15_02.htm#INDEX-2839">15.2. Effects of Character Semantics</a></dt>
  <a name="metasymbols-used-within">
  <dt>metasymbols used within: <a href="../ch05_03.htm#INDEX-1498">5.3.1. Metasymbol Tables</a></dt>
  <a name="Perl-classic">
  <dt>Perl classic: <a href="../ch05_04.htm#INDEX-1576">5.4.3.4. Defining your own character properties</a></dt>
  <a name="Perl-shortcuts-for">
  <dt>Perl shortcuts for: <a href="../ch05_04.htm#INDEX-1545">5.4.2. Classic Perl Character Class Shortcuts</a></dt>
  <a name="POSIX-style">
  <dt>POSIX-style: <a href="../ch05_04.htm#INDEX-1579">5.4.4. POSIX-Style Character Classes</a></dt>
  <a name="predefined-availability-of">
  <dt>predefined, availability of: <a href="../ch15_02.htm#INDEX-2844">15.2. Effects of Character Semantics</a></dt>
  <a name="Unicode-properties">
  <dt>Unicode properties: <a href="../ch05_04.htm#INDEX-1550">5.4.3. Unicode Properties</a></dt>
  <a name="wildcard-metasymbols-and">
  <dt>wildcard metasymbols and: <a href="../ch05_03.htm#INDEX-1516">5.3.3. Wildcard Metasymbols</a></dt>
</dl></dd>
<a name="character-metasymbols">
<dt>character metasymbols
  <a name="in-character-classes">
in character classes: <a href="../ch05_04.htm#INDEX-1540">5.4.1. Custom Character Classes</a></dt>

<a name="character-semantics-effects-of">
<dt>character semantics, effects of: <a href="../ch15_02.htm#INDEX-2823">15.2. Effects of Character Semantics</a></dt>
<a name="character-sets">
<dt>character sets</dt><dd><dl>
  <a name="ordering-and-ranges-of-characters-in">
  <dt>ordering and ranges of characters in: <a href="../ch05_02.htm#INDEX-1438">5.2.4. The tr/// Operator (Transliteration)</a></dt>
  <a name="character-sets-portability-of">
<dt>portability of: <a href="../ch25_09.htm#INDEX-4367">25.9. Internationalization</a></dt><a name="Unicode">
  <dt>Unicode: <a href="../ch15_01.htm#INDEX-2800">15. Unicode</a></dt>
</dl></dd>

<a name="characters">
<dt>characters: <a href="../ch02_01.htm#INDEX-401">2.1. Atoms</a></dt><dd><dl>
  <dt><a href="../ch05_09.htm#INDEX-1723">5.9.4. The Little Engine That /Could(n't)?/</a></dt>
  <a name="prototype">
  <dt>prototype: <a href="../ch06_04.htm#INDEX-1854">6.4. Prototypes</a></dt>
  <a name="aliases-for">
  <dt>aliases for: <a href="../ch05_03.htm#INDEX-1502">5.3.2. Specific Characters</a></dt>
  <a name="bytes-vs.">
  <dt>bytes vs.: <a href="../ch15_01.htm#INDEX-2804">15. Unicode</a></dt><dd><dl>
    <dt><a href="../ch29_01.htm#INDEX-4620">29. Functions</a></dt>
  </dl></dd>
  <a name="case-of">
  <dt>case of (see <a href="idx_c.htm#capitalization">capitalization</a>)
</dt>
  <a name="converting-between-fixed-8-bit-and-variable-length-UTF-8">
  <dt>converting between fixed 8-bit and variable-length UTF-8: <a href="../ch15_01.htm#INDEX-2810">15.1. Building Character</a></dt>
  <a name="decomposition-of">
  <dt>decomposition of: <a href="../ch05_04.htm#INDEX-1558">5.4.3.2. Standard Unicode properties</a></dt>
  <a name="deleting">
  <dt>deleting: <a href="../ch29_02.htm#INDEX-4666">29.2.11. chomp</a></dt>
  <a name="$[-variable">
  <dt>$[ variable: <a href="../ch28_02.htm#INDEX-4393">28.2. Special Variables in Alphabetical Order</a></dt>
  <a name="in-formats">
  <dt>in formats: <a href="../ch29_02.htm#INDEX-">29.2.108. pack</a></dt>
  <a name="funny-characters-preceding-variable-names">
  <dt>funny characters preceding variable names: <a href="../ch14_01.htm#INDEX-2660">14. Tied Variables</a></dt><dd><dl>
  </dl></dd>
  <a name="getting-ASCII-values-of">
  <dt>getting ASCII values of: <a href="../ch29_02.htm#INDEX-5081">29.2.106. ord</a></dt>
  <a name="getting-from-ASCII-values">
  <dt>getting from ASCII values: <a href="../ch29_02.htm#INDEX-4684">29.2.14. chr</a></dt>
  <a name="getting-from-Unicode-values">
  <dt>getting from Unicode values: <a href="../ch29_02.htm#INDEX-4685">29.2.14. chr</a></dt>
  <a name="hexadecimal">
  <dt>hexadecimal (see <a href="idx_h.htm#hexadecimal-characters">hexadecimal characters</a>)
</dt>
  <a name="length-in">
  <dt>length in: <a href="../ch29_02.htm#INDEX-4969">29.2.84. length</a></dt>
  <a name="metacharacters">
  <dt>metacharacters: <a href="../ch05_01.htm#INDEX-1267">5.1. The Regular Expression Bestiary</a></dt>
  <a name="octal">
  <dt>octal (see <a href="idx_o.htm#octal-characters">octal characters</a>)
</dt>
  <a name="in-patterns">
  <dt>in patterns: <a href="../ch05_01.htm#INDEX-1263">5.1. The Regular Expression Bestiary</a></dt>
  <a name="properties">
  <dt>properties: <a href="../ch05_04.htm#INDEX-1572">5.4.3.4. Defining your own character properties</a></dt><dd><dl>
    <a name="defining-your-own">
    <dt>defining your own: <a href="../ch05_04.htm#INDEX-1571">5.4.3.4. Defining your own character properties</a></dt>
  </dl></dd>
  <a name="replacing-in-strings">
  <dt>replacing in strings: <a href="../ch05_02.htm#INDEX-1436">5.2.4. The tr/// Operator (Transliteration)</a></dt>
  <a name="single-character-input">
  <dt>single-character input: <a href="../ch29_02.htm#INDEX-4799">29.2.43. getc</a></dt>
  <a name="special">
  <dt>special: <a href="../ch05_09.htm#INDEX-1727">5.9.4. The Little Engine That /Could(n't)?/</a></dt>
  <a name="wildcard-matches-for">
  <dt>wildcard matches for: <a href="../ch05_03.htm#INDEX-1513">5.3.3. Wildcard Metasymbols</a></dt>
</dl></dd>
<a name="charnames-module">
<dt>charnames module: <a href="../ch32_01.htm#INDEX-5524">32.1.6. Internationalization and Locale</a></dt>
<a name="charts-generating">
<dt>charts, generating: <a href="../ch07_01.htm#INDEX-1886">7. Formats</a></dt>
<a name="chdir-function">
<dt>chdir function: <a href="../ch29_02.htm#INDEX-4659">29.2.9. chdir</a></dt><dd><dl>
  <a name="chdir-command-calling-without-argument">
<dt>calling without argument: <a href="../ch19_02.htm#INDEX-3474">19.2. Environment Variables</a></dt>
<a name="precedence-and">
  <dt>precedence and: <a href="../ch03_01.htm#INDEX-803">3.1. Terms and List Operators (Leftward)</a></dt>
</dl></dd>
<a name="CHECK-blocks">
<dt>CHECK blocks: <a href="../ch18_01.htm#INDEX-3228">18.1. The Life Cycle of a Perl Program</a></dt><dd><dl>
  <dt><a href="../ch21_01.htm#INDEX-3676">21.1. How Perl Works</a></dt>
  <a name="order-of-running">
  <dt>order of running: <a href="../ch18_07.htm#INDEX-3309">18.7. Avant-Garde Compiler, Retro Interpreter</a></dt>
</dl></dd>
<a name="checking-taint">
<dt>checking, taint: <a href="../ch23_01.htm#INDEX-3974">23.1. Handling Insecure Data</a></dt>
<a name="checksums">
<dt>checksums: <a href="../ch29_02.htm#INDEX-5372">29.2.189. unpack</a></dt>
<a name="chemistry-Perl-modules-for">
<dt>chemistry, Perl modules for: <a href="../ch22_01.htm#INDEX-3900">22.1. The CPAN modules Directory</a></dt>
<a name="child-processes">
<dt>child processes: <a href="../ch29_02.htm#INDEX-5402">29.2.196. wait</a></dt><dd><dl>
  <dt>(see also <a href="idx_p.htm#processes">processes</a>)</dt>
  <a name="ID-returning">
  <dt>ID, returning: <a href="../ch29_02.htm#INDEX-4782">29.2.40. fork</a></dt>
  <a name="readable-starting">
  <dt>readable, starting: <a href="../ch16_03.htm#INDEX-2999">16.3.1. Anonymous Pipes</a></dt>
  <a name="starting-writeable">
  <dt>starting writeable: <a href="../ch16_03.htm#INDEX-2994">16.3.1. Anonymous Pipes</a></dt>
</dl></dd>
<a name="$CHILD_ERROR">
<dt>$CHILD_ERROR: <a href="../ch28_02.htm#INDEX-4419">28.2. Special Variables in Alphabetical Order</a></dt>
<a name="chmod-function">
<dt>chmod function: <a href="../ch01_03.htm#INDEX-163">1.3.1. How to Do It</a></dt><dd><dl>
  <dt><a href="../ch29_02.htm#INDEX-4663">29.2.10. chmod</a></dt>
</dl></dd>
<a name="chomp-function">
<dt>chomp function: <a href="../ch01_04.htm#INDEX-189">1.4. Filehandles</a></dt><dd><dl>
  <dt><a href="../ch29_02.htm#INDEX-4665">29.2.11. chomp</a></dt>
</dl></dd>
<a name="chop-function">
<dt>chop function: <a href="../ch01_04.htm#INDEX-188">1.4. Filehandles</a></dt><dd><dl>
  <dt><a href="../ch29_02.htm#INDEX-4670">29.2.12. chop</a></dt>
  <dt><a href="../ch29_02.htm#INDEX-4671">29.2.12. chop</a></dt>
  <dt>(see also <a href="idx_c.htm#chomp-function">chomp function</a>)</dt>
</dl></dd>
<a name="chown-function">
<dt>chown function: <a href="../ch29_02.htm#INDEX-4674">29.2.13. chown</a></dt>
<a name="chr-function">
<dt>chr function: <a href="../ch15_02.htm#INDEX-2861">15.2. Effects of Character Semantics</a></dt><dd><dl>
  <dt><a href="../ch29_02.htm#INDEX-4683">29.2.14. chr</a></dt>
</dl></dd>
<a name="chroot-function">
<dt>chroot function: <a href="../ch29_02.htm#INDEX-4689">29.2.15. chroot</a></dt>
<a name="chroot-syscall">
<dt>chroot syscall: <a href="../ch23_03.htm#INDEX-4065">23.3.1.1. Restricting namespace access</a></dt>
<a name="circular-references">
<dt>circular references: <a href="../ch08_05.htm#INDEX-2067">8.5.2. Garbage Collection, Circular References, &#10;and Weak References</a></dt><dd><dl>
  <a name="breaking">
  <dt>breaking: <a href="../ch12_06.htm#INDEX-2514">12.6.1. Garbage Collection with DESTROY Methods</a></dt>
  <a name="overloading-avoiding-in">
  <dt>overloading, avoiding in: <a href="../ch13_03.htm#INDEX-2624">13.3. Overloadable Operators</a></dt>
</dl></dd>
<a name="circumfix-operator">
<a name="class-inheritance">
<dt>class inheritance: <a href="../ch12_05.htm#INDEX-2435">12.5. Class Inheritance</a></dt>
<a name="class-methods">
<dt>class methods: <a href="../ch12_01.htm#INDEX-2344">12.1. Brief Refresher on Object-Oriented Lingo</a></dt><dd><dl>
  <a name="constructors-as">
  <dt>constructors as: <a href="../ch12_04.htm#INDEX-2418">12.4.1. Inheritable Constructors</a></dt>
  <a name="package-names-as-invocants-for">
  <dt>package names as invocants for: <a href="../ch12_03.htm#INDEX-2368">12.3. Method Invocation</a></dt>
  <a name="Thread-class">