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<html><head><title>Index: D</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: D</H2><DL><!-- ========================== --><a name="data"><dt>data</dt><dd><dl> <a name="formatting-with-sprintf-function"> <dt>formatting with sprintf function: <a href="../ch15_03.htm#INDEX-1001">15.3. Formatting Data with sprintf</a></dt> <a name="manipulating-with-pack-and-unpack-functions"> <dt>manipulating with pack and unpack functions: <a href="../ch16_02.htm#INDEX-1043">16.2. Manipulating Data with pack and unpack</a></dt> </dl></dd><!-- ========================== --><a name="data-flow-analysis"><dt>data-flow analysis: <a href="../appb_14.htm#INDEX-1258"> B.14. Security</a></dt><!-- ========================== --><a name="data-structures-complex"><dt>data structures, complex: <a href="../appb_20.htm#INDEX-1284"> B.20.1. Complex Data Structures</a></dt><!-- ========================== --><a name="databases"><dt>databases: <a href="../ch16_01.htm#INDEX-1028">16. Simple Databases</a></dt><dd><dl> <dt><a href="../appb_07.htm#INDEX-1192"> B.7. Databases</a></dt> <a name="DBI-module-and"> <dt>DBI module and: <a href="../appb_07.htm#INDEX-1202"> B.7.3. Relational Database Access</a></dt> <a name="files-for-read-write-access-to"> <dt>files for, read/write access to: <a href="../ch16_03.htm#INDEX-1053">16.3. Fixed-length Random-access Databases</a></dt> <a name="fixed-length-random-access"> <dt>fixed-length random-access: <a href="../ch16_03.htm#INDEX-1051">16.3. Fixed-length Random-access Databases</a></dt> <a name="hashes-and"> <dt>hashes and: <a href="../ch05_01.htm#INDEX-380">5.1.1. Why Use a Hash?</a></dt> <a name="variable-length-text"> <dt>variable-length text: <a href="../ch16_04.htm#INDEX-1061">16.4. Variable-length (Text) Databases</a></dt> </dl></dd><!-- ========================== --><a name="date-command-Unix"><dt>date command (Unix): <a href="../ch14_01.htm#INDEX-952">14.1. The system Function</a></dt><dd><dl> <dt><a href="../ch16_04.htm#INDEX-1065">16.4. Variable-length (Text) Databases</a></dt> <a name="capturing-output-and"> <dt>capturing output and: <a href="../ch14_04.htm#INDEX-964">14.4. Using Backquotes to Capture Output</a></dt> </dl></dd><!-- ========================== --><a name="DBI-module"><dt>DBI module: <a href="../appb_07.htm#INDEX-1201"> B.7.3. Relational Database Access</a></dt><!-- ========================== --><a name="DBM-files"><dt>DBM files: <a href="../ch16_01.htm#INDEX-1029">16.1. DBM Files and DBM Hashes</a></dt><dd><dl> <dt><a href="../appb_21.htm#INDEX-1296"> B.21. Tied Variables</a></dt></dl></dd><!-- ========================== --><a name="DBM-hashes"><dt>DBM hashes: <a href="../ch16_01.htm#INDEX-1030">16.1. DBM Files and DBM Hashes</a></dt><dd><dl> <dt><a href="../appb_21.htm#INDEX-1295"> B.21. Tied Variables</a></dt></dl></dd><!-- ========================== --><a name="dbmclose-function"><dt>dbmclose function: <a href="../ch16_01.htm#INDEX-1036">16.1.1. Opening and Closing DBM Hashes</a></dt><!-- ========================== --><a name="dbmopen-function"><dt>dbmopen function: <a href="../ch16_01.htm#INDEX-1034">16.1.1. Opening and Closing DBM Hashes</a></dt><!-- ========================== --><a name="debugger-for-Perl"><dt>debugger for Perl: <a href="../appb_15.htm#INDEX-1261"> B.15. Debugging</a></dt><!-- ========================== --><a name="decimal-integer-conversion"><dt>decimal integer conversion: <a href="../ch06_05.htm#INDEX-476">6.5. Formatted Output with printf</a></dt><!-- ========================== --><a name="decimals"><dt>decimals</dt><dd><dl> <a name="formatting-for-output"> <dt>formatting for output: <a href="../ch17_03.htm#INDEX-1095">17.3. Transforming Items from a List with map</a></dt> <a name="rounding"> <dt>rounding</dt><dd><dl> <a name="printf-function-and"> <dt>printf function and: <a href="../ch06_05.htm#INDEX-477">6.5. Formatted Output with printf</a></dt> <a name="sprintf-function-and"> <dt>sprintf function and: <a href="../ch15_03.htm#INDEX-1002">15.3.1. Using sprintf with "Money Numbers"</a></dt> </dl></dd> </dl></dd><!-- ========================== --><a name="default-variable-$_"><dt>default variable ($_): <a href="../ch03_07.htm#INDEX-295">3.7. Perl's Favorite Default: $_</a></dt><dd><dl> <a name="=~-binding-operator-and"> <dt>=~ binding operator and: <a href="../ch09_03.htm#INDEX-592">9.3. The Binding Operator, =~</a></dt> <a name="input-stored-in"> <dt>input stored in: <a href="../ch06_01.htm#INDEX-428">6.1. Input from Standard Input</a></dt> </dl></dd><!-- ========================== --><a name="defaults"><dt>defaults: <a href="../ch01_02.htm#INDEX-21">1.2.2. Is Perl Easy or Hard?</a></dt><dd><dl> <a name="output-filehandle"> <dt>output filehandle: <a href="../ch11_04.htm#INDEX-785">11.4.1. Changing the Default Output Filehandle</a></dt> </dl></dd><!-- ========================== --><a name="defined-function"><dt>defined function: <a href="../ch02_12.htm#INDEX-256">2.12. The defined Function</a></dt><dd><dl> <dt><a href="../ch13_06.htm#INDEX-921">13.6. Changing Ownership</a></dt></dl></dd><!-- ========================== --><a name="delete-function"><dt>delete function: <a href="../ch05_04.htm#INDEX-413">5.4.2. The delete Function</a></dt><!-- ========================== --><a name="delimiters"><dt>delimiters</dt><dd><dl> <a name="changing-for-s----substitution-operator"> <dt>changing for s/// substitution operator: <a href="../ch09_06.htm#INDEX-614">9.6.2. Different Delimiters</a></dt> <a name="in-lists"> <dt>in lists: <a href="../ch03_03.htm#INDEX-275">3.3.1. The qw Shortcut</a></dt> <a name="nonpaired"> <dt>nonpaired: <a href="../ch09_01.htm#INDEX-576">9.1. Matches with m//</a></dt> </dl></dd><!-- ========================== --><a name="diagnostic-messages-from-diamond-operator--"><dt>diagnostic messages, from diamond operator\\: <a href="../ch06_02.htm#INDEX-441">6.2. Input from the Diamond Operator</a></dt><!-- ========================== --><a name="diagnostics-pragma"><dt>diagnostics pragma: <a href="../appb_06.htm#INDEX-1183"> B.6.2. The diagnostics Pragma</a></dt>⌨️ 快捷键说明
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