| 1 | 
 | 
| 2 |   Builtin Commands <a class="group-link" href="chap-builtin-cmd.html">builtin-cmd</a>
 | 
| 3 | 
 | 
| 4 | 
 | 
| 5 |   [I/O]           read        echo      printf
 | 
| 6 |                   readarray   mapfile
 | 
| 7 |   [Run Code]      source .    eval      trap
 | 
| 8 |   [Set Options]   set         shopt
 | 
| 9 |   [Working Dir]   cd          pwd       pushd     popd         dirs
 | 
| 10 |   [Completion]    complete    compgen   compopt   compadjust   compexport
 | 
| 11 |   [Shell Process] exec      X logout 
 | 
| 12 |                   umask       ulimit    times
 | 
| 13 |   [Child Process] jobs        wait
 | 
| 14 |                   fg        X bg      X kill        X disown 
 | 
| 15 |   [External]      test [      getopts
 | 
| 16 |   [Introspection] help        hash      cmd/type    X caller
 | 
| 17 |   [Word Lookup]   command     builtin
 | 
| 18 |   [Interactive]   alias       unalias   history     X fc     X bind
 | 
| 19 | X [Unsupported]   enable
 |