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<html><head><title>Index: O</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="Learning Perl, 3rd. Ed." 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: O</H2><DL><!-- ========================== --><a name="object-oriented-OO-programming"><dt>object-oriented (OO) programming: <a href="../appb_20.htm#INDEX-1287"> B.20.2. Object-Oriented Programming</a></dt><!-- ========================== --><a name="octal-literals"><dt>octal literals: <a href="../ch02_02.htm#INDEX-125">2.2.4. Nondecimal Integer Literals</a></dt><!-- ========================== --><a name="OO-object-oriented-programming"><dt>OO (object-oriented) programming: <a href="../appb_20.htm#INDEX-1288"> B.20.2. Object-Oriented Programming</a></dt><!-- ========================== --><a name="open-function"><dt>open function: <a href="../ch16_03.htm#INDEX-1052">16.3. Fixed-length Random-access Databases</a></dt><!-- ========================== --><a name="open-operator"><dt>open operator: <a href="../ch11_02.htm#INDEX-743">11.2. Opening a Filehandle</a></dt><!-- ========================== --><a name="opendir-operator"><dt>opendir operator: <a href="../ch12_04.htm#INDEX-865">12.4. Directory Handles</a></dt><!-- ========================== --><a name="operator"><dt>operator: <a href="../ch02_08.htm#INDEX-238">2.8. Getting User Input</a></dt><dd><dl> <a name="context-and"> <dt>context and: <a href="../ch03_09.htm#INDEX-309">3.9. <STDIN> in List Context</a></dt> <a name="defined-function-and"> <dt>defined function and: <a href="../ch02_12.htm#INDEX-255">2.12. The defined Function</a></dt> <a name="while-loop-shortcut-and"> <dt>while loop shortcut and: <a href="../ch06_01.htm#INDEX-427">6.1. Input from Standard Input</a></dt> </dl></dd><!-- ========================== --><a name="operator-precedence"><dt>operator precedence (see <a href="idx_p.htm#precedence">precedence</a>)</dt><!-- ========================== --><a name="operators"><dt>operators</dt><dd><dl> <a name="associativity-and"> <dt>associativity and: <a href="../ch02_06.htm#INDEX-212">2.6.2. Operator Precedence and Associativity</a></dt> <a name="comparison"> <dt>comparison: <a href="../ch02_06.htm#INDEX-226">2.6.3. Comparison Operators</a></dt><dd><dl> <dt><a href="../ch15_04.htm#INDEX-1020">15.4. Advanced Sorting</a></dt> </dl></dd> <a name="numeric"> <dt>numeric: <a href="../ch02_02.htm#INDEX-129">2.2.5. Numeric Operators</a></dt> <a name="overload-module-for"> <dt>overload module for: <a href="../appb_22.htm#INDEX-1301"> B.22. Operator Overloading</a></dt> <a name="perlfunc-manpage-and"> <dt>perlfunc manpage and: <a href="../appb_08.htm#INDEX-1206"> B.8. Other Operators and Functions</a></dt> <a name="perlop-manpage-and"> <dt>perlop manpage and: <a href="../appb_08.htm#INDEX-1204"> B.8. Other Operators and Functions</a></dt> <a name="precedence-and"> <dt>precedence and: <a href="../ch02_06.htm#INDEX-210">2.6.2. Operator Precedence and Associativity</a></dt> </dl></dd><!-- ========================== --><a name="option-modifiers"><dt>option modifiers: <a href="../ch09_02.htm#INDEX-580">9.2. Option Modifiers</a></dt><!-- ========================== --><a name="OR-operator-||"><dt>OR operator (||): <a href="../ch10_09.htm#INDEX-706">10.9. Logical Operators</a></dt><dd><dl> <dt><a href="../ch10_09.htm#INDEX-720">10.9.3. Control Structures Using Partial-Evaluation Operators</a></dt> <a name="die-function-and"> <dt>die function and: <a href="../ch11_03.htm#INDEX-773">11.3. Fatal Errors with die</a></dt> </dl></dd><!-- ========================== --><a name="output"><dt>output: <a href="../ch06_04.htm#INDEX-450">6.4. Output to Standard Output</a></dt><dd><dl> <a name="buffered"> <dt>buffered: <a href="../ch06_04.htm#INDEX-459">6.4. Output to Standard Output</a></dt> <a name="capturing-using-backquotes"> <dt>capturing using backquotes: <a href="../ch14_04.htm#INDEX-963">14.4. Using Backquotes to Capture Output</a></dt> <a name="formatted-with-printf-function"> <dt>formatted with printf function: <a href="../ch06_05.htm#INDEX-466">6.5. Formatted Output with printf</a></dt> </dl></dd><!-- ========================== --><a name="overload-module"><dt>overload module: <a href="../appb_22.htm#INDEX-1300"> B.22. Operator Overloading</a></dt></dl><!-- BOTTOM INDEX LINKS --><p><hr width="684" align="LEFT"><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><!-- LIBRARY NAV BAR --><hr width="684" align="left"><img src="../../gifs/smnavbar.gif" usemap="#library-map" border="0" alt="Library Navigation Links"><p><font size="-1"><a href="../copyrght.htm">Copyright © 2002</a>O'Reilly & Associates, Inc.All Rights Reserved.</font></p><map name="library-map"><area shape="rect" coords="1,0,85,94" href="../../index.htm"><area shape="rect" coords="86,1,178,103" href="../../lwp/index.htm"><area shape="rect" coords="180,0,265,103" href="../../lperl/index.htm"><area shape="rect" coords="267,0,353,105" href="../../perlnut/index.htm"><area shape="rect" coords="354,1,446,115" href="../../prog/index.htm"><area shape="rect" coords="448,0,526,132" href="../../tk/index.htm"><area shape="rect" coords="528,1,615,119" href="../../cookbook/index.htm"><area shape="rect" coords="617,0,690,135" href="../../pxml/index.htm"></map><!-- END OF BODY --></body></html>⌨️ 快捷键说明
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