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<html><head><title>Index: V</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: V</H1><DL><a name="v-strings"><dt>v-strings</dt><dd><dl> <a name="-in-$^V"> <dt> in $^V: <a href="../ch28_02.htm#INDEX-4558">28.2. Special Variables in Alphabetical Order</a></dt><a name="v-strings-vector-or-version"><dt><a href="../ch02_06.htm#INDEX-622">2.6.7. V-String Literals</a></dt></dl></dd><a name="-v-version-command-line-switch"><dt>-v (version) command-line switch: <a href="../ch19_01.htm#INDEX-3454">19.1.3. Switches</a></dt><a name="values"><dt>values</dt><dd><dl> <a name="arrays"> <dt>arrays (see <a href="idx_a.htm#arrays">arrays</a>)</dt> <a name="changing-while-copying"> <a name="hashes-sorting"> <dt>hashes, sorting: <a href="../ch29_02.htm#INDEX-4949">29.2.79. keys</a></dt> <a name="list"> <dt>list (see <a href="idx_l.htm#list-values">list values</a>)</dt> <a name="referencing"> <dt>referencing: <a href="../ch08_01.htm#INDEX-1960">8.1. What Is a Reference?</a></dt> <a name="scalar"> <dt>scalar (see <a href="idx_s.htm#scalar-values">scalar values</a>)</dt> <a name="scope-confining-to"> <dt>scope, confining to: <a href="../ch04_08.htm#INDEX-1209">4.8.1. Scoped Variable Declarations</a></dt> <a name="undefined-truth-value-of"> <dt>undefined, truth value of: <a href="../ch01_06.htm#INDEX-294">1.6.1. What Is Truth?</a></dt> <a name="undefining"> <dt>undefining: <a href="../ch29_02.htm#INDEX-5363">29.2.187. undef</a></dt> <a name="variables-vs."> <dt>variables vs.: <a href="../ch01_02.htm#INDEX-25">1.2. Natural and Artificial Languages</a></dt></dl></dd><a name="values-function"><dt>values function: <a href="../ch14_03.htm#INDEX-">14.3.1. Hash-Tying Methods</a></dt><dd><dl> <dt><a href="../ch29_02.htm#INDEX-5393">29.2.194. values</a></dt></dl></dd><a name="variable-interpolation"><dt>variable interpolation: <a href="../ch02_06.htm#INDEX-578">2.6.2. String Literals</a></dt><dd><dl> <a name="glob-operator-using"> <dt>glob operator, using: <a href="../ch02_11.htm#INDEX-763">2.11.3. Filename Globbing Operator</a></dt></dl></dd><a name="variable-length-records"><dt>variable-length records: <a href="../ch07_01.htm#INDEX-1902">7. Formats</a></dt><a name="variable-length-UTF-8-characters"><dt>variable-length UTF-8 characters: <a href="../ch15_01.htm#INDEX-2811">15.1. Building Character</a></dt><a name="variables"><dt>variables: <a href="../ch02_03.htm#INDEX-428">2.3. Built-in Data Types</a></dt><dd><dl> <dt><a href="../ch02_04.htm#INDEX-447">2.4. Variables</a></dt> <dt><a href="../ch03_01.htm#INDEX-796">3.1. Terms and List Operators (Leftward)</a></dt> <dt><a href="../ch08_01.htm#INDEX-1947">8. References</a></dt> <dt><a href="../ch08_03.htm#INDEX-2008">8.3.1. Using a Variable as a Variable Name</a></dt> <a name="anonymous"> <dt>anonymous: <a href="../ch08_02.htm#INDEX-1979">8.2.2. Anonymous Data</a></dt> <a name="array"> <dt>array: <a href="../ch02_06.htm#INDEX-605">2.6.5. Interpolating Array Values</a></dt> <a name="attributes-getting-and-setting"> <dt>attributes, getting and setting: <a href="../ch32_01.htm#INDEX-5618">32.1.13. Perl Language Extensions and Internals</a></dt> <a name="binding-to-packages"> <dt>binding to packages: <a href="../ch29_02.htm#INDEX-5382">29.2.191. untie</a></dt> <a name="B::Xref-module-cross-references-with-C"> <dt>B::Xref module, cross-references with C: <a href="../ch18_06.htm#INDEX-3299">18.6. Code Development Tools</a></dt> <a name="class"> <dt>class: <a href="../ch12_08.htm#INDEX-2587">12.8. Managing Class Data</a></dt> <a name="condition-variables"> <dt>condition variables: <a href="../ch17_02.htm#INDEX-3199">17.2.2.6. Condition variables</a></dt> <a name="control-in-foreach-loop"> <dt>control, in foreach loop: <a href="../ch04_04.htm#INDEX-1101">4.4.3. foreach Loops</a></dt> <a name="debugger-customizing"> <dt>debugger, customizing: <a href="../ch20_03.htm#INDEX-3594">20.3.2. Customizing with Init Files</a></dt> <a name="declaring"> <dt>declaring: <a href="../ch04_01.htm#INDEX-1033">4. Statements and Declarations</a></dt><dd><dl> <dt><a href="../ch04_08.htm#INDEX-1196">4.8.1. Scoped Variable Declarations</a></dt> </dl></dd> <a name="declaring-global"> <dt>declaring global: <a href="../ch04_08.htm#INDEX-1228">4.8.3. Lexically Scoped Global Declarations: our</a></dt> <a name="dumping-with-V-command"> <dt>dumping with V command: <a href="../ch10_01.htm#INDEX-2231">10.1. Symbol Tables</a></dt> <a name="environment"> <dt>environment: <a href="../ch28_02.htm#INDEX-4445">28.2. Special Variables in Alphabetical Order</a></dt> <a name="format"> <dt>format: <a href="../ch07_01.htm#INDEX-1911">7.1. Format Variables</a></dt> <a name="fully-qualified-accessing-from-outside-package"> <dt>fully-qualified, accessing from outside package: <a href="../ch23_03.htm#INDEX-4067">23.3.1.1. Restricting namespace access</a></dt> <a name="global"> <dt>global (see <a href="idx_g.htm#global">global</a>)</dt> <a name="hash"> <dt>hash: <a href="../ch02_09.htm#INDEX-716">2.9. Hashes</a></dt> <a name="initializing-before-calling-subroutines"> <dt>initializing before calling subroutines: <a href="../ch06_02.htm#INDEX-1838">6.2.3. Scoping Issues</a></dt> <a name="interpolating"> <dt>interpolating</dt><dd><dl> <a name="with-double-quotes"> <dt>with double quotes: <a href="../ch05_02.htm#INDEX-1301">5.2. Pattern-Matching Operators</a></dt> <a name="into-patterns"> <dt>into patterns: <a href="../ch05_02.htm#INDEX-1310">5.2. Pattern-Matching Operators</a></dt> </dl></dd> <a name="interpolation"> <dt>interpolation: <a href="../ch01_02.htm#INDEX-53">1.2.1.1. Singularities</a></dt><dd><dl> <a name="pattern-matching-controlling-with"> <dt>pattern matching, controlling with: <a href="../ch05_09.htm#INDEX-1681">5.9.2. Variable Interpolation</a></dt> </dl></dd> <a name="lexical-scoping"> <dt>lexical scoping: <a href="../ch29_02.htm#INDEX-5020">29.2.99. my</a></dt> <a name="local"> <dt>local</dt><dd><dl> <a name="common-programming-errors-with"> <dt>common programming errors with: <a href="../ch24_01.htm#INDEX-4120">24.1.1. Universal Blunders</a></dt> <a name="my-declarations-using-instead-of-local-function"> <dt>my declarations, using instead of local function: <a href="../ch24_01.htm#INDEX-4133">24.1.2. Frequently Ignored Advice</a></dt> </dl></dd> <a name="localizing-existing"> <dt>localizing existing: <a href="../ch29_02.htm#INDEX-4978">29.2.87. local</a></dt> <a name="modules-exporting-to-programs"> <dt>modules, exporting to programs: <a href="../ch11_02.htm#INDEX-2307">11.2.1. Module Privacy and the Exporter</a></dt> <a name="my"> <dt>my (see <a href="idx_m.htm#my-declarations">my declarations</a>)</dt><dd><dl> <dt><a href="../ch08_03.htm#INDEX-2029">8.3.6. Other Tricks You Can Do with Hard References</a></dt> <dt><a href="../ch10_01.htm#INDEX-2204">10. Packages</a></dt> </dl></dd> <a name="names-for"> <dt>names for: <a href="../ch01_02.htm#INDEX-28">1.2.1. Variable Syntax</a></dt><dd><dl> <dt><a href="../ch24_03.htm#INDEX-4262">24.3. Programming with Style</a></dt> </dl></dd> <a name="names-in-nested-symbol-tables"> <dt>names in nested symbol tables: <a href="../ch02_05.htm#INDEX-496">2.5. Names</a></dt> <a name="our"> <dt>our (see <a href="idx_o.htm#our-declarations">our declarations</a>)</dt> <a name="package-displaying">⌨️ 快捷键说明
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