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<HTML><HEAD><TITLE>Index</TITLE></HEAD><BODY BGCOLOR="#FFFFFF" TEXT="#000000"><P><A HREF="../index.htm"><IMG SRC="../gifs/smbanns.gif" ALT="Book Home" BORDER=0></A><P><FONT SIZE="-1">Symbols| <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><H1>Index: Symbols and Numbers</H1><DL><DT><A NAME=".22batch-editing.22">"batch editing"</A>: <A HREF="../ch33_01.htm">33. Batch Editing</A><DT><A NAME=".28zero.29-process-id">0 (zero) process ID</A>: <A HREF="../ch38_12.htm">38.12. Killing All Your Processes </A><DT><A NAME=".2d.31-process-id">-1 process ID</A>: <A HREF="../ch38_12.htm">38.12. Killing All Your Processes </A><DT><A NAME=".31">1</A><DD><DL> <DT>C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.1">47.4.3.1. Assignment Operators </A></DL><DT><A NAME=".2en-filename-extension">.n filename extension</A>: <A HREF="../ch01_17.htm">1.17. Filename Extensions </A><DT><A NAME=".38.2dbit-filenames">8-bit filenames</A>: <A HREF="../ch23_15.htm">23.15. Using unlink to Remove a File with a Strange Name </A><DT><A NAME="cols-file">80cols file</A><DD><DL> <DT><A HREF="../ch42_06.htm#UPT-ART-7000-SECT-1.1">42.6.1. Single Line Screen Width: 80cols </A> <DT><A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A></DL><DT><A NAME=".39.2dtrack-tapes">9-track tapes</A>: <A HREF="../ch20_06.htm">20.6. Writing a Tape Drive on a Remote Machine </A><DT><A NAME=".26">& (ampersand)</A><DD><DL> <DT>&&: <A HREF="../ch48_04.htm#UPT-ART-3180-SECT-1.3">48.4.3. Automating Your Own Calendar </A> <DT>&& C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.3">47.4.3.3. Bitwise and Logical Operators </A> <DT>&& operator: <A HREF="../ch44_09.htm">44.9. Testing Your Success </A> <DD><DL> <DT>examples: <A HREF="../ch44_09.htm">44.9. Testing Your Success </A> </DL> <DT>&& sequence: <A HREF="../ch11_09.htm">11.9. Running a Series of Commands on a File </A> <DT>&=: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.1">47.4.3.1. Assignment Operators </A> <DT>C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.3">47.4.3.3. Bitwise and Logical Operators </A> <DT>on command line: <A HREF="../ch01_27.htm">1.27. How Background Processing Works </A> <DT>at end of commands: <A HREF="../ch38_03.htm">38.3. Managing Processes: Overall Concepts </A> <DT>escaping special characters using: <A HREF="../ch51_03.htm">51.3. ASCII Characters: Listing and Getting Values </A> <DT>as logical operator for expr: <A HREF="../ch45_28.htm">45.28. Quick Reference: expr </A> <DT>precedence in C shell: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.2">47.4.2. Expressions </A></DL><DT><A NAME=".2a">* (asterisk)</A><DD><DL> <DT>*= C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.1">47.4.3.1. Assignment Operators </A> <DT>as arithmetic operator for expr: <A HREF="../ch45_28.htm">45.28. Quick Reference: expr </A> <DT>C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.2">47.4.3.2. Arithmetic Operators </A> <DT>examples: <A HREF="../ch50_06.htm">50.6. Searching Online Manual Pages </A> <DT>filename wildcard: <A HREF="../ch15_02.htm">15.2. Filename Wildcards in a Nutshell </A> <DT>in pcal: <A HREF="../ch48_09.htm">48.9. PostScript Calendars with pcal </A> <DT>precedence in C shell: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.2">47.4.2. Expressions </A> <DT>regular expression metacharacter <DD><DL> <DT><A HREF="../ch26_03.htm">26.3. Understanding Expressions </A> <DT><A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.6">26.4.6. Repeating Character Sets with * </A> </DL> <DT>as wildcard character: <A HREF="../ch01_16.htm">1.16. Wildcards </A></DL><DT><A NAME=".40">@ (at sign)</A>: <A HREF="../ch09_05.htm">9.5. Build Strings with { } </A><DT><A NAME=".40-commands">@ commands (csh)</A><DD><DL> <DT><A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.2">47.4.2. Expressions </A> <DT><A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.4">47.4.4. Examples</A></DL><DT><A NAME=".40.2dfunctions">@-functions (vi)</A>: <A HREF="../ch31_04.htm">31.4. vi @-Functions </A><DT><A NAME=".5c">\ (backslash)</A><DD><DL> <DT>\< \> metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.8">26.4.8. Matching Words with \ < and \ > </A> <DT>\( \) metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.9">26.4.9. Remembering Patterns with \ (, \ ), and \1 </A> <DT>\1, \2, ... metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.9">26.4.9. Remembering Patterns with \ (, \ ), and \1 </A> <DT>\{ \} metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.7">26.4.7. Matching a Specific Number of Sets with \ { and \ } </A> <DT>for avoiding multiline commands: <A HREF="../ch09_13.htm">9.13. Multiline Commands, Secondary Prompts </A> <DT>before newline <DD><DL> <DT><A HREF="../ch08_14.htm#UPT-ART-12-SECT-1.4">8.14.4. Multiline Quoting </A> <DT><A HREF="../ch08_15.htm#UPT-ART-7929-SECT-1.2">8.15.2. How Quoting Works </A> </DL> <DT>in C shell scripts: <A HREF="../ch44_14.htm">44.14. Putting awk, sed, etc., Inside Shell Scripts </A> <DT>for escape sequences: <A HREF="../ch08_06.htm#UPT-ART-7911-SECT-1.1">8.6.1. Portability </A> <DT>escaping special characters: <A HREF="../ch10_03.htm">10.3. C Shell Aliases with Command-Line Arguments </A> <DT>placement of: <A HREF="../ch08_20.htm">8.20. How Many Backslashes?</A> <DT>preventing history substitution: <A HREF="../ch08_05.htm">8.5. Command-Line Evaluation </A> <DT>in prompt settings: <A HREF="../ch07_12.htm">7.12. External Commands Send Signals to Set Variables </A> <DT>quoting and: <A HREF="../ch08_14.htm#UPT-ART-12-SECT-1.2">8.14.2. How Quoting Works </A> <DT>in stty command: <A HREF="../ch05_09.htm">5.9. Setting Your Erase, Kill, and Interrupt Characters </A></DL><DT><A NAME=".60">` (backquotes)</A><DD><DL> <DT>command substitution: <A HREF="../ch09_16.htm">9.16. Command Substitution </A> <DT>examples <DD><DL> <DT><A HREF="../ch44_18.htm">44.18. Standard Command-Line Parsing </A> <DT><A HREF="../ch50_03.htm">50.3. apropos on Systems Without apropos </A> </DL> <DT>for loops combined with: <A HREF="../ch45_16.htm">45.16. Standard Input to a for Loop </A> <DT>nesting: <A HREF="../ch45_31.htm">45.31. Nested Command Substitution </A></DL><DT><A NAME=".21">! (bang)</A><DD><DL> <DT>!* variable: <A HREF="../ch10_03.htm">10.3. C Shell Aliases with Command-Line Arguments </A> <DT>!:script: <A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A> <DT>!= C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.4">47.4.3.4. Comparison Operators </A> <DT>!= relational operator: <A HREF="../ch45_28.htm">45.28. Quick Reference: expr </A> <DT>!\*: <A HREF="../ch50_08.htm">50.8. Which Version Am I Using? </A> <DT>automatic temporary files: <A HREF="../ch09_18.htm#UPT-ART-109-SECT-1.2">9.18.2. Automatic Temporary Files with ! </A> <DT>with brackets wildcards: <A HREF="../ch15_02.htm">15.2. Filename Wildcards in a Nutshell </A> <DT>in C shell quoting: <A HREF="../ch08_15.htm#UPT-ART-7929-SECT-1.2">8.15.2. How Quoting Works </A> <DT>C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.3">47.4.3.3. Bitwise and Logical Operators </A> <DT>history substitution commands: <A HREF="../ch11_07.htm">11.7. History Substitutions </A> <DD><DL> <DT>!:n* sequence <DD><DL> <DT><A HREF="../ch11_04.htm">11.4. My Favorite Is !:n* </A> <DT><A HREF="../ch11_07.htm">11.7. History Substitutions </A> </DL> <DT>!$ sequence <DD><DL> <DT><A HREF="../ch10_03.htm">10.3. C Shell Aliases with Command-Line Arguments </A> <DT><A HREF="../ch11_03.htm">11.3. My Favorite Is !$ </A> <DT><A HREF="../ch11_06.htm">11.6. Using !$ for Safety with Wildcards </A> <DT><A HREF="../ch11_07.htm">11.7. History Substitutions </A> </DL> </DL> <DT>NOT operator <DD><DL> <DT><A HREF="../ch17_01.htm#UPT-ART-7410">17.1. The find Command Is Great; The Problem Is Finding How to Use It</A> <DT><A HREF="../ch17_06.htm">17.6. Be an Expert on find Search Operators </A> </DL> <DT>preceding operators: <A HREF="../ch05_03.htm">5.3. Setting the Terminal Type When You Log In </A> <DT>terms for: <A HREF="../ch51_08.htm">51.8. Type Bang Splat. Don't Forget the Rabbit Ears </A></DL><DT><A NAME=".7b-.7d">{ } (braces)</A><DD><DL> <DT>{ cmd } C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.3">47.4.3.3. Bitwise and Logical Operators </A> <DT>/{ /} metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.11">26.4.11. Extended Regular Expressions </A> <DT>\{ \} metacharacters: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.7">26.4.7. Matching a Specific Number of Sets with \ { and \ } </A> <DT>Bourne shell list operators: <A HREF="../ch13_08.htm">13.8. Using {list} to Group Bourne Shell Commands </A> <DT>building strings: <A HREF="../ch09_05.htm">9.5. Build Strings with { } </A> <DT>in C shell: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.1">47.4.1. Variables </A> <DT>creating new files with: <A HREF="../ch01_16.htm">1.16. Wildcards </A> <DT>filename wildcards <DD><DL> <DT><A HREF="../ch15_02.htm">15.2. Filename Wildcards in a Nutshell </A> <DT><A HREF="../ch15_03.htm">15.3. Adding { } Operators to Korn (and Bourne) Shells </A> </DL> <DT>find -exec command and: <A HREF="../ch17_10.htm">17.10. Running Commands on What You Find </A> <DT>foreach loop and: <A HREF="../ch09_11.htm">9.11. Repeating a Command with a foreach Loop </A> <DT>in shells: <A HREF="../ch01_18.htm">1.18. Who Handles Wildcards? </A> <DT>with variable names: <A HREF="../ch06_08.htm">6.8. Shell Variables </A></DL><DT><A NAME=".5b-.5d">[ ] (brackets)</A><DD><DL> <DT>[ command <DD><DL> <DT><A HREF="../ch46_04.htm">46.4. Stop Syntax Errors in Numeric Tests </A> <DT><A HREF="../ch46_05.htm">46.5. Stop Syntax Errors in String Tests </A> </DL> <DT>[ at start of escape sequence: <A HREF="../ch05_08.htm">5.8. Terminal Escape Sequences </A> <DT>fast find and: <A HREF="../ch17_18.htm">17.18. Using "Fast find"</A> <DT>filename wildcards: <A HREF="../ch15_02.htm">15.2. Filename Wildcards in a Nutshell </A> <DT>regular expression metacharacter: <A HREF="../ch26_04.htm#UPT-ART-427-SECT-1.4">26.4.4. Specifying a Range of Characters with [...] </A> <DT>sc program using: <A HREF="../ch49_08.htm">49.8. It's Great to Have a Spreadsheet </A> <DT>wildcards: <A HREF="../ch09_04.htm">9.4. Use Wildcards to Create Files? </A></DL><DT><A NAME=".5e">^ (caret)</A><DD><DL> <DT>^[: (see <A HREF="idx_c.htm#ctrl-key">CTRL key</A>) <DT>^^ sequence: <A HREF="../ch11_05.htm">11.5. My Favorite Is ^^ </A> <DT>^= C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.1">47.4.3.1. Assignment Operators </A> <DT>^^ sequence: <A HREF="../ch11_07.htm">11.7. History Substitutions </A> <DT>^M: (see <A HREF="idx_c.htm#ctrl.2dm-character">CTRL-m character</A>) <DT>C shell operator: <A HREF="../ch47_04.htm#UPT-ART-7650-SECT-1.3.3">47.4.3.3. Bitwise and Logical Operators </A> <DT>filename wildcard: <A HREF="../ch15_02.htm">15.2. Filename Wildcards in a Nutshell </A>⌨️ 快捷键说明
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