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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --> <title>Alphabetical Index - E </title></head> <body bgcolor=white><center> <h3><font face="Helvetica"> The Single UNIX® Specification, Version 2</font></h3><hr size=2 noshade></center><P>[<a href="ia.html">A</A>|<a href="ib.html">B</A>|<a href="ic.html">C</A>|<a href="id.html">D</A>|<a href="ie.html">E</A>|<a href="if.html">F</A>|<a href="ig.html">G</A>|<a href="ih.html">H</A>|<a href="ii.html">I</A>|<a href="ij.html">J</A>|<a href="ik.html">K</A>|<a href="il.html">L</A>|<a href="im.html">M</A>|<a href="in.html">N</A>|<a href="io.html">O</A>|<a href="ip.html">P</A>|<a href="iq.html">Q</A>|<a href="ir.html">R</A>|<a href="is.html">S</A>|<a href="it.html">T</A>|<a href="iu.html">U</A>|<a href="iv.html">V</A>|<a href="iw.html">W</A>|<a href="ix.html">X</A>|<a href="iy.html">Y</A>|<a href="iz.html">Z</A>|<a href="index.html"> Index </a> ] </P><p><h3><font face="Helvetica"><IMG ALIGN=TOP SRC="../images/index.gif" ALT="">E</H1></font></h3><UL><LI><a href="../xcu/echo.html">echo</A> - write arguments to standard output<LI><a href="../xcurses/echo.html">echo</A>, noecho - enable/disable terminal echo<LI><a href="../xcurses/echo_wchar.html">echo_wchar</A>, wecho_wchar - write a complex character and immediately refresh<LI><a href="../xcurses/echochar.html">echochar</A>, wechochar - echo single-byte character and rendition to a window and refresh<LI><a href="../xsh/ecvt.html">ecvt</A>, fcvt, gcvt - convert a floating-point number to a string<LI><a href="../xcu/ed.html">ed</A> - edit text<LI><a href="../xcu/egrep.html">egrep</A> - search a file with an ERE pattern (<b>LEGACY</b>)<LI><a href="../xsh/encrypt.html">encrypt</A> - encoding function<LI><a href="../xsh/endgrent.html">endgrent</A>, getgrent, setgrent - group database entry functions<LI><a href="../xns/endhostent.html">endhostent</A>, gethostbyaddr, gethostbyname, gethostent, sethostent - network host database functions<LI><a href="../xns/endnetent.html">endnetent</A>, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions<LI><a href="../xns/endprotoent.html">endprotoent</A>, getprotobynumber, getprotobyname, getprotoent, setprotoent - network protocol database functions<LI><a href="../xsh/endpwent.html">endpwent</A>, getpwent, setpwent - user database functions<LI><a href="../xns/endservent.html">endservent</A>, getservbyport, getservbyname, getservent, setservent - network services database functions<LI><a href="../xsh/endutxent.html">endutxent</A>, getutxent, getutxid, getutxline, pututxline, setutxent<LI><a href="../xcurses/endwin.html">endwin</A> - suspend Curses session<LI><a href="../xcu/env.html">env</A> - set the environment for command invocation<LI><a href="../xsh/environ.html">environ</A> - array of character pointers to the environment strings<LI>environ, <a href="../xsh/exec.html">execl</A>, execv, execle, execve, execlp, execvp - execute a file<LI><a href="../xsh/erand48.html">erand48</A> - generate uniformly distributed pseudo-random numbers<LI><a href="../xcurses/erase.html">erase</A>, werase - clear a window<LI><a href="../xcurses/erasechar.html">erasechar</A>, erasewchar, killchar, killwchar<LI><a href="../xsh/erf.html">erf</A>, erfc - error and complementary error functions<LI><a href="../xsh/errno.html">errno</A> - XSI error return value<LI><a href="../xsh/errno.h.html">errno.h</A> - system error numbers<LI><a href="../xcu/chap2.html#tag_001_014_005">eval</a> - Construct Command by Concatenating Arguments (Shell Built-in)<LI><a href="../xcu/ex.html">ex</A> - text editor<LI><a href="../xcu/chap2.html#tag_001_014_006">exec</a> - Execute Commands and Open, Close or Copy File Descriptors (Shell Built-in)<LI><a href="../xcu/chap2.html#tag_001_014_007">exit</a> - Cause the Shell to Exit (Shell Built-in)<LI><a href="../xsh/exit.html">exit</A>, _exit - terminate a process<LI><a href="../xsh/exp.html">exp</A> - exponential function<LI><a href="../xcu/expand.html">expand</A> - convert tabs to spaces<LI><a href="../xsh/expm1.html">expm1</A> - compute exponential functions<LI><a href="../xcu/chap2.html#tag_001_014_008">export</a> - Set Export Attribute for Variables (Shell Built-in)<LI><a href="../xcu/expr.html">expr</A> - evaluate arguments as an expression</UL>Terminology<UL><li> <a href="../xbd/glossary.html#tag_004_000_086">effective group ID</a><li> <a href="../xbd/glossary.html#tag_004_000_087">effective user ID</a><li> <a href="../xbd/glossary.html#tag_004_000_088">eight-bit transparency</a><li> <a href="../xbd/glossary.html#tag_004_000_089">empty directory</a><li> <a href="../xbd/glossary.html#tag_004_000_090">empty line</a><li> <a href="../xbd/glossary.html#tag_004_000_091">empty string</a><li> <a href="../xbd/glossary.html#tag_004_000_092">empty wide-character string</a><li> <a href="../xbd/envvar.html">environment variables</a><li> <a href="../xbd/glossary.html#tag_004_000_093">epoch</a><li> <a href="../xbd/glossary.html#tag_004_000_094">equivalence class</a><li> <a href="../xbd/glossary.html#tag_004_000_095">era</a><li> <a href="../xbd/re.html#tag_007_004_001">EREs Matching a Single Character or Collating Element</a><li> <a href="../xbd/re.html#tag_007_004_002">ERE Ordinary Characters</a><li> <a href="../xbd/re.html#tag_007_004_003">ERE Special Characters</a><li> <a href="../xbd/re.html#tag_007_004_005">ERE Bracket Expression</a><li> <a href="../xbd/re.html#tag_007_004_006">EREs Matching Multiple Characters</a><li> <a href="../xbd/re.html#tag_007_004_007">ERE Alternation</a><li> <a href="../xbd/re.html#tag_007_004_008">ERE Precedence</a><li> <a href="../xbd/re.html#tag_007_004_009">ERE Expression Anchoring</a><li> <a href="../xbd/re.html#tag_007_005_003">ERE Grammar</a><li> <a href="../xsh/errors.html">Error Numbers</a><li> <a href="../xbd/glossary.html#tag_004_000_096">executable file</a><li> <a href="../xbd/glossary.html#tag_004_000_097">execute</a><li> <a href="../xbd/glossary.html#tag_004_000_098">expand</a><li> <a href="../xbd/glossary.html#tag_004_000_099">extended regular expression</a><li> <a href="../xbd/glossary.html#tag_004_000_100">extended signed integral type</a><li> <a href="../xbd/glossary.html#tag_004_000_101">extended security controls</a><li> <a href="../xbd/glossary.html#tag_004_000_102">extended unsigned integral type</a></UL><hr size=2 noshade> <center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br><a href="../copyr.html">Copyright</a> © 1997 The Open Group </font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
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