모든 쉘내부명령어 리스트와 간단한 정리된 도움말 보기

[root@su250 ~]# help

GNU bash, version 3.2.39(1)-release (i386-redhat-linux-gnu)

These shell commands are defined internally.  Type `help' to see this list.

Type `help name' to find out more about the function `name'.

Use `info bash' to find out more about the shell in general.

Use `man -k' or `info' to find out more about commands not in this list.

A star (*) next to a name means that the command is disabled.

 JOB_SPEC [&]                       (( expression ))

 . filename [arguments]             :

 [ arg... ]                         [[ expression ]]

 alias [-p] [name[=value] ... ]     bg [job_spec ...]

 bind [-lpvsPVS] [-m keymap] [-f fi break [n]

 builtin [shell-builtin [arg ...]]  caller [EXPR]

 case WORD in [PATTERN [| PATTERN]. cd [-L|-P] [dir]

 command [-pVv] command [arg ...]   compgen [-abcdefgjksuv] [-o option

 complete [-abcdefgjksuv] [-pr] [-o continue [n]

 declare [-afFirtx] [-p] [name[=val dirs [-clpv] [+N] [-N]

 disown [-h] [-ar] [jobspec ...]    echo [-neE] [arg ...]

 enable [-pnds] [-a] [-f filename]  eval [arg ...]

 exec [-cl] [-a name] file [redirec exit [n]

 export [-nf] [name[=value] ...] or false

 fc [-e ename] [-nlr] [first] [last fg [job_spec]

 for NAME [in WORDS ... ;] do COMMA for (( exp1; exp2; exp3 )); do COM

 function NAME { COMMANDS ; } or NA getopts optstring name [arg]

 hash [-lr] [-p pathname] [-dt] [na help [-s] [pattern ...]

 history [-c] [-d offset] [n] or hi if COMMANDS; then COMMANDS; [ elif

 jobs [-lnprs] [jobspec ...] or job kill [-s sigspec | -n signum | -si

 let arg [arg ...]                  local name[=value] ...

 logout                             popd [+N | -N] [-n]

 printf [-v var] format [arguments] pushd [dir | +N | -N] [-n]

 pwd [-LP]                          read [-ers] [-u fd] [-t timeout] [

 readonly [-af] [name[=value] ...]  return [n]

 select NAME [in WORDS ... ;] do CO set [--abefhkmnptuvxBCHP] [-o opti

 shift [n]                          shopt [-pqsu] [-o long-option] opt

 source filename [arguments]        suspend [-f]

 test [expr]                        time [-p] PIPELINE

 times                              trap [-lp] [arg signal_spec ...]

 true                               type [-afptP] name [name ...]

 typeset [-afFirtx] [-p] name[=valu ulimit [-SHacdfilmnpqstuvx] [limit

 umask [-p] [-S] [mode]             unalias [-a] name [name ...]

 unset [-f] [-v] [name ...]         until COMMANDS; do COMMANDS; done

 variables - Some variable names an wait [n]

 while COMMANDS; do COMMANDS; done  { COMMANDS ; }

[root@su250 ~]#