 9.  II: Bourne Again Shell 280

 281

    282

  282

    283

chmod:     283

    285

;  NEWL1NE    285

\    285

 &      - 286

   289

noclobber:    291

  291

jobs:    292

fg:      292

bg:      293

    294

dirs:   294

pushd:     295

popd:     296

 296

  296

  297

  298

   299

#!    300

#    301

  301

   302

,   303

unset:   305

readonly:    305

export:     306
declare:       307

read:  ,   308

$(...)  '...'    310

  311

HOME:   311

PATH:     311

MAIL: ,    312

PS 1:   () 313

PS2:   () 313

IFS:    314
CDPATH:     cd 314
       . ()  source 315

  315

$0:    315

$1-$:    316

shift:     317
set:     318

 13