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<html><head><title>Index: F</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" ></a></p><map name="banner-map"><area alt="Book Title" href="../index.htm" coords="1,-2,616,66" shape="rect"><area alt="Search this book" href="../jobjects/fsearch.htm" coords="629,-11,726,25" shape="rect"></map><!-- TOP INDEX LINKS --><p><a href="idx_0.htm">Symbols & Numbers</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 --><H2>Index: F</H2><DL><!-- ========================== --><a name="@F-array"><dt>@F array: <a href="../ch04_04.htm#INDEX-382">4.4.2. Global Special Arrays and Hashes</a></dt><!-- ========================== --><a name="f-command-Perl-debugger"><dt>f command (Perl debugger): <a href="../ch06_02.htm#INDEX-1149">6.2. Debugger Commands</a></dt><!-- ========================== --><a name="-f-file-test-operator"><dt>-f file test operator: <a href="../ch04_05.htm#INDEX-542">4.5.8. File Test Operators</a></dt><!-- ========================== --><a name="F<-->-interior-sequence-pod"><dt>F<> interior sequence (pod): <a href="../ch04_13.htm#INDEX-839">4.13.2. Interior Sequences</a></dt><!-- ========================== --><a name="-F-option-dprofpp"><dt>-F option (dprofpp): <a href="../ch06_05.htm#INDEX-1192">6.5. The Perl Profiler</a></dt><!-- ========================== --><a name="-f-option-perlbug"><dt>-f option (perlbug): <a href="../ch06_06.htm#INDEX-1221">6.6. The perlbug Program</a></dt><!-- ========================== --><a name="----f-formfeed-sequence"><dt>f (formfeed) sequence: <a href="../ch04_06.htm#INDEX-644">4.6.3. Escaped Sequences</a></dt><!-- ========================== --><a name="FAQs-Perl-related"><dt>FAQs, Perl-related: <a href="../ch01_04.htm#INDEX-15">1.4.2. Frequently Asked Questions Lists (FAQs)</a></dt><!-- ========================== --><a name="FastCGI"><dt>FastCGI: <a href="../ch08_37.htm#INDEX-1316">8.37. CGI::Fast</a></dt><!-- ========================== --><a name="fastcwd-Cwd-module"><dt>fastcwd (Cwd module): <a href="../ch08_49.htm#INDEX-1339">8.49. Cwd</a></dt><!-- ========================== --><a name="Fatal-module"><dt>Fatal module: <a href="../ch08_92.htm#INDEX-1438">8.92. Fatal</a></dt><!-- ========================== --><a name="fcntl"><dt>fcntl( ): <a href="../ch05_01.htm#INDEX-943">5. Function Reference</a></dt><!-- ========================== --><a name="Fcntl-module"><dt>Fcntl module: <a href="../ch08_93.htm#INDEX-1439">8.93. Fcntl</a></dt><!-- ========================== --><a name="fd-DB_File-module"><dt>fd (DB_File module): <a href="../ch08_52.htm#INDEX-1353">8.52. DB_File</a></dt><!-- ========================== --><a name="fetch-DBI"><dt>fetch( ) (DBI): <a href="../ch12_03.htm#INDEX-1778">12.3. DBI Methods</a></dt><!-- ========================== --><a name="fetchall_arrayref-DBI"><dt>fetchall_arrayref( ) (DBI): <a href="../ch12_03.htm#INDEX-1779">12.3. DBI Methods</a></dt><!-- ========================== --><a name="FetchRow-Win32-:-:ODBC"><dt>FetchRow( ) (Win32::ODBC): <a href="../ch24_01.htm#INDEX-3488">24.1. ODBC Methods and Properties</a></dt><!-- ========================== --><a name="fetchrow_array-DBI"><dt>fetchrow_array( ) (DBI): <a href="../ch12_03.htm#INDEX-1780">12.3. DBI Methods</a></dt><!-- ========================== --><a name="fetchrow_arrayref-DBI"><dt>fetchrow_arrayref( ) (DBI): <a href="../ch12_03.htm#INDEX-1781">12.3. DBI Methods</a></dt><!-- ========================== --><a name="fetchrow_hashref-DBI"><dt>fetchrow_hashref( ) (DBI): <a href="../ch12_03.htm#INDEX-1782">12.3. DBI Methods</a></dt><!-- ========================== --><a name="FetchURL-Win32-:-:Internet"><dt>FetchURL( ) (Win32::Internet): <a href="../ch22_07.htm#INDEX-3254">22.7.1. General Internet Methods</a></dt><!-- ========================== --><a name="-fg-option-widgets"><dt>-fg option (widgets): <a href="../ch21_03.htm#INDEX-2814">21.3. Common Widget Configuration Options</a></dt><!-- ========================== --><a name="fieldholders"><dt>fieldholders: <a href="../ch04_12.htm#INDEX-799">4.12. Formats</a></dt><!-- ========================== --><a name="FieldNames-Win32-:-:ODBC"><dt>FieldNames( ) (Win32::ODBC): <a href="../ch24_01.htm#INDEX-3489">24.1. ODBC Methods and Properties</a></dt><!-- ========================== --><a name="fields-module"><dt>fields module: <a href="../ch08_94.htm#INDEX-1440">8.94. fields</a></dt><!-- ========================== --><a name="_-_FILE_-_-constant"><dt>_ _FILE_ _ constant: <a href="../ch04_04.htm#INDEX-398">4.4.4. Global Special Constants</a></dt><!-- ========================== --><a name="File-modules"><dt>File modules: <a href="../ch08_95.htm#INDEX-1441">8.95. File::Basename</a></dt><dd><dl> <a name="File-:-:Basename-module"> <dt>File::Basename module: <a href="../ch08_95.htm#INDEX-1442">8.95. File::Basename</a></dt> <a name="File-:-:CheckTree-module"> <dt>File::CheckTree module: <a href="../ch08_96.htm#INDEX-1443">8.96. File::CheckTree</a></dt> <a name="File-:-:Compare-module"> <dt>File::Compare module: <a href="../ch08_97.htm#INDEX-1444">8.97. File::Compare</a></dt> <a name="File-:-:Copy-module"> <dt>File::Copy module: <a href="../ch08_98.htm#INDEX-1445">8.98. File::Copy</a></dt> <a name="File-:-:DosGlob-module"> <dt>File::DosGlob module: <a href="../ch08_99.htm#INDEX-1446">8.99. File::DosGlob</a></dt> <a name="File-:-:Find-module"> <dt>File::Find module: <a href="../ch08_100.htm#INDEX-1447">8.100. File::Find</a></dt> <a name="File-:-:Path-module"> <dt>File::Path module: <a href="../ch08_101.htm#INDEX-1448">8.101. File::Path</a></dt> <a name="File-:-:Spec-module"> <dt>File::Spec module: <a href="../ch08_102.htm#INDEX-1449">8.102. File::Spec</a></dt> <a name="File-:-:Spec-:-:Mac-module"> <dt>File::Spec::Mac module: <a href="../ch08_104.htm#INDEX-1451">8.104. File::Spec::Mac</a></dt> <a name="File-:-:Spec-:-:Os2-module"> <dt>File::Spec::Os2 module: <a href="../ch08_105.htm#INDEX-1452">8.105. File::Spec::OS2</a></dt> <a name="File-:-:Spec-:-:Unix-module"> <dt>File::Spec::Unix module: <a href="../ch08_106.htm#INDEX-1453">8.106. File::Spec::Unix</a></dt> <a name="File-:-:Spec-:-:VMS-module"> <dt>File::Spec::VMS module: <a href="../ch08_107.htm#INDEX-1454">8.107. File::Spec::VMS</a></dt> <a name="File-:-:Spec-:-:Win32-module"> <dt>File::Spec::Win32 module: <a href="../ch08_108.htm#INDEX-1455">8.108. File::Spec::Win32</a></dt> <a name="File-:-:Stat-module"> <dt>File::Stat module: <a href="../ch08_109.htm#INDEX-1456">8.109. File::stat</a></dt> <a name="File-:-:Temp-module"> <dt>File::Temp module: <a href="../ch08_110.htm#INDEX-1458">8.110. File::Temp</a></dt> </dl></dd><!-- ========================== --><a name="file-test-operators"><dt>file test operators: <a href="../ch04_05.htm#INDEX-530">4.5.8. File Test Operators</a></dt><!-- ========================== --><a name="FileCache-module"><dt>FileCache module: <a href="../ch08_111.htm#INDEX-1459">8.111. FileCache</a></dt><!-- ========================== --><a name="FileHandle-module"><dt>FileHandle module: <a href="../ch08_112.htm#INDEX-1460">8.112. FileHandle</a></dt><!-- ========================== --><a name="filehandles"><dt>filehandles: <a href="../ch04_09.htm#INDEX-767">4.9. Filehandles</a></dt><dd><dl> <a name="functions-for"> <dt>functions for: <a href="../ch05_01.htm#INDEX-879">5.1. Perl Functions by Category</a></dt> <a name="special-predefined"> <dt>special (predefined): <a href="../ch04_04.htm#INDEX-386">4.4.3. Global Special Filehandles</a></dt><dd><dl> <dt><a href="../ch04_04.htm#INDEX-414">4.4.6. Filehandle Special Variables</a></dt> </dl></dd> </dl></dd><!-- ========================== --><a name="fileno"><dt>fileno( ): <a href="../ch05_01.htm#INDEX-944">5. Function Reference</a></dt><!-- ========================== --><a name="files-functions-for"><dt>files, functions for: <a href="../ch05_01.htm#INDEX-880">5.1. Perl Functions by Category</a></dt><!-- ========================== --><a name="File-:-:Spec-modules"><dt>File::Spec modules, <a name="File-:-:Spec-:-:Cygwin-module"> File::Spec::Cygwin module: <a href="../ch08_103.htm#INDEX-1450">8.103. File::Spec::Cygwin</a></dt> <!-- ========================== --><a name="-fill-option"><dt>-fill option, <a name="form-geometry-manager"> form geometry manager: <a href="../ch21_02.htm#INDEX-2769">21.2.4. The form Geometry Manager</a></dt> <!-- ========================== --><a name="-fill-option-pack-geometry-manager"><dt>-fill option (pack geometry manager): <a href="../ch21_02.htm#INDEX-2707">21.2.1. The pack Geometry Manager</a></dt><!-- ========================== --><a name="FillAttr-Win32-:-:Console"><dt>FillAttr( ) (Win32::Console): <a href="../ch22_02.htm#INDEX-3181">22.2. Win32::Console</a></dt><!-- ========================== --><a name="FillChar-Win32-:-:Console"><dt>FillChar( ) (Win32::Console): <a href="../ch22_02.htm#INDEX-3182">22.2. Win32::Console</a></dt><!-- ========================== --><a name="filled-field-fieldholders"><dt>filled field fieldholders: <a href="../ch04_12.htm#INDEX-809">4.12. Formats</a></dt><!-- ========================== --><a name="Filter-:-:Simple-module"><dt>Filter::Simple module: <a href="../ch08_113.htm#INDEX-1461">8.113. Filter::Simple </a></dt><!-- ========================== --><a name="Filter-:-:Util-:-:Call-module"><dt>Filter::Util::Call module: <a href="../ch08_114.htm#INDEX-1462">8.114. Filter::Util::Call</a></dt><!-- ========================== --><a name="Final-handler-Expat"><dt>Final handler (Expat): <a href="../ch13_03.htm#INDEX-1822">13.3. Expat Handlers</a></dt><!-- ========================== --><a name="find-Canvas"><dt>find( ) (Canvas): <a href="../ch21_12.htm#INDEX-3021">21.12.3. Canvas Methods</a></dt><!-- ========================== --><a name="FindBin-module"><dt>FindBin module: <a href="../ch08_115.htm#INDEX-1463">8.115. FindBin</a></dt><!-- ========================== --><a name="finish-DBI"><dt>finish( ) (DBI): <a href="../ch12_03.htm#INDEX-1783">12.3. DBI Methods</a></dt><!-- ========================== --><a name="first_labeled_message-Mail-:-:Folder"><dt>first_labeled_message( ) (Mail::Folder): <a href="../ch16_02.htm#INDEX-2106">16.2.3. Handle Folders with Mail::Folder</a></dt><!-- ========================== --><a name="first_message-Mail-:-:Folder"><dt>first_message( ) (Mail::Folder): <a href="../ch16_02.htm#INDEX-2107">16.2.3. Handle Folders with Mail::Folder</a></dt><!-- ========================== --><a name="fixed-length-data-records-functions-for"><dt>fixed-length data/records, functions for: <a href="../ch05_01.htm#INDEX-877">5.1. Perl Functions by Category</a></dt><!-- ========================== --><a name="fixed-precision-numeric-fields"><dt>fixed-precision numeric fields: <a href="../ch04_12.htm#INDEX-804">4.12. Formats</a></dt><!-- ========================== --><a name="flags"><dt>flags: <a href="../ch03_02.htm#INDEX-158">3.2. Command-Line Options</a></dt><!-- ========================== -->⌨️ 快捷键说明
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