ruby--ruby/doc/irb/irb.rd.jp

irb -- interactive ruby
				$Release Version: 0.6 $
			   	$Revision$
			   	$Date$
			   	by Keiju ISHITSUKA(keiju@ishitsuka.com)
==begin
= irb<72>Ȥ<EFBFBD>?

irb<EFBFBD><EFBFBD>interactive ruby<62><79>ά<EFBFBD>Ǥ<EFBFBD>. ruby<62>μ<EFBFBD><CEBC><EFBFBD>ɸ<EFBFBD><C9B8><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F>¹Ԥ<C2B9>
<EFBFBD>뤿<EFBFBD><EFBFBD><EFBFBD>Υġ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>.

= <20><>ư

  % ruby -r irb -e0
  % irb

<EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>줫<EFBFBD>ǹԤʤ<EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD>Ԥξ<D4A4><CEBE><EFBFBD>irb<72>ؤΥ<D8A4><CEA5>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>ʲ<EFBFBD><CAB2>Τ褦<CEA4><E8A4A6>
<EFBFBD>ʤ<EFBFBD><EFBFBD>ޤ<EFBFBD>.

  % ruby -r irb -e0 -- -v

= <20>Ȥ<EFBFBD><C8A4><EFBFBD>

irb<EFBFBD>λȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, Ruby<62><79><EFBFBD><EFBFBD><EFBFBD>ΤäƤ<C3A4><C6A4><EFBFBD><EFBFBD>Ф<EFBFBD><D0A4><EFBFBD><EFBFBD>äƴ<C3A4>ñ<EFBFBD>Ǥ<EFBFBD>. <20><><EFBFBD><EFBFBD>Ū<EFBFBD>ˤ<EFBFBD> irb <20><>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD>¹Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>. irb<72><62><EFBFBD>¹Ԥ<C2B9><D4A4><EFBFBD><EFBFBD><EFBFBD>, <20>ʲ<EFBFBD><CAB2>Τ褦<CEA4>ʥץ<CAA5><D7A5><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>Ȥ<EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD>, ruby<62>μ<EFBFBD><CEBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ʋ<EFBFBD><C6B2><EFBFBD><EFBFBD><EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤷<EFBFBD><EBA4B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǽ¹<C7BC>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>.

  dim% irb
  irb(main):001:0> 1+2
  3
  irb(main):002:0> class Foo
  irb(main):003:1>  def foo
  irb(main):004:2>    print 1
  irb(main):005:2>  end
  irb(main):006:1> end
  nil
  irb(main):007:0> 

<EFBFBD>ޤ<EFBFBD>, irb<72><62>Readline<6E>⥸<EFBFBD>塼<EFBFBD><E5A1BC><EFBFBD>ˤ<EFBFBD><CBA4>б<EFBFBD><D0B1><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD>. Readline<6E>⥸<EFBFBD>塼<EFBFBD>뤬
<EFBFBD><EFBFBD><EFBFBD>󥹥ȡ<EFBFBD><EFBFBD>뤵<EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4>Τ<EFBFBD>ɸ<EFBFBD><C9B8><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD>ˤʤ<CBA4><CAA4>ޤ<EFBFBD>.

= <20><><EFBFBD>ޥ<EFBFBD><DEA5>ɥ<EFBFBD><C9A5>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD><EFBFBD>

  irb.rb [options] file_name opts
  options:
  -f		    ~/.irbrc <20><><EFBFBD>ɤ߹<C9A4><DFB9>ޤʤ<DEA4>.
  -m		    bc<62>⡼<EFBFBD><E2A1BC>(ʬ<><CAAC>, <20><><EFBFBD><EFBFBD><EFBFBD>η׻<CEB7><D7BB><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD>)
  -d                $DEBUG <20><>true<75>ˤ<EFBFBD><CBA4><EFBFBD>(ruby -d <20><>Ʊ<EFBFBD><C6B1>)
  -r load-module    ruby -r <20><>Ʊ<EFBFBD><C6B1>.
  --inspect	    <20><><EFBFBD>̽<EFBFBD><CCBD>Ϥ<EFBFBD>inspect<63><74><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD>(bc<62>⡼<EFBFBD>ɰʳ<C9B0><CAB3>ϥǥե<C7A5><D5A5><EFBFBD><EFBFBD><EFBFBD>). 
  --noinspect	    <20><><EFBFBD>̽<EFBFBD><CCBD>Ϥ<EFBFBD>inspect<63><74><EFBFBD>Ѥ<EFBFBD><D1A4>ʤ<EFBFBD>.
  --readline	    readline<6E>饤<EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD>.
  --noreadline	    readline<6E>饤<EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4>ʤ<EFBFBD>. <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD>,
		    inf-reuby-mode<64>ʳ<EFBFBD><CAB3><EFBFBD>readline<6E>饤<EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4>褦
		    <20>Ȥ<EFBFBD><C8A4><EFBFBD>. 
  --prompt prompt-mode
  --prompt-mode prompt-mode
		    <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץȥ⡼<C8A5>ɤ<EFBFBD><C9A4><EFBFBD><EFBFBD>ؤ<EFBFBD><D8A4>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD><EFBFBD>
		    <20><><EFBFBD><EFBFBD><EFBFBD>ץȥ⡼<C8A5>ɤ<EFBFBD>, defalut, simple, xmp, inf-ruby<62><79>
		    <20>Ѱդ<D1B0><D5A4><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD>. <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>default<6C>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץȥ⡼
		    <20>ɤˤʤäƤ<C3A4><C6A4>ޤ<EFBFBD>.
			    
  --inf-ruby-mode   emacs<63><73>inf-ruby-mode<64>ѤΥץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4>. <20><>
		    <20>˻<EFBFBD><CBBB>꤬<EFBFBD>ʤ<EFBFBD><CAA4>¤<EFBFBD>, readline<6E>饤<EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD>ϻȤ<CFBB><C8A4>ʤ<EFBFBD><CAA4>ʤ<EFBFBD>.
  --simple-prompt
		    <20><><EFBFBD><EFBFBD><EFBFBD>˥<EFBFBD><CBA5><EFBFBD><EFBFBD>ץ<EFBFBD><D7A5>ʥץ<CAA5><D7A5><EFBFBD><EFBFBD>ץȤ<D7A5><C8A4>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>⡼<EFBFBD>ɤǤ<C9A4>.
  --noprompt	    <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4><CAA4>ʤ<EFBFBD>.
  --tracer	    <20><><EFBFBD>ޥ<EFBFBD><DEA5>ɼ¹Ի<C2B9><D4BB>˥ȥ졼<C8A5><ECA1BC><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4>.
  --back-trace-limit n
		    <20>Хå<D0A5><C3A5>ȥ졼<C8A5><ECA1BC>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>Хå<D0A5><C3A5>ȥ졼<C8A5><ECA1BC><EFBFBD><EFBFBD>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD> n, <20><><EFBFBD><EFBFBD>
		    <20><><EFBFBD><EFBFBD>n<EFBFBD><6E><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4>. <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>16 
  --irb_debug n	    irb<72>ΥǥХå<D0A5><C3A5>ǥХå<D0A5><C3A5><EFBFBD><EFBFBD>٥<EFBFBD><D9A5><EFBFBD>n<EFBFBD><6E><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EAA4B9>(<28><><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD>
		    <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̵<EFBFBD><CCB5><EFBFBD>Ǥ<EFBFBD><C7A4>礦).
  -v, --version	    irb<72>ΥС<CEA5><D0A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

= <20><><EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><D5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>졼<EFBFBD><ECA1BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

irb<EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD>``~/.irbrc''<27><><EFBFBD>ɤ߹<C9A4><DFB9>ߤޤ<DFA4>. <20>⤷¸<E2A4B7>ߤ<EFBFBD><DFA4>ʤ<EFBFBD><CAA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,
``.irbrc'', ``irb.rc'', ``_irbrc'', ``$irbrc''<27>ν<EFBFBD><CEBD><EFBFBD>load<61><64><EFBFBD><EFBFBD><EFBFBD>ߤޤ<DFA4>.

<EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>ʲ<EFBFBD><CAB2>Υ<EFBFBD><CEA5>ޥ<EFBFBD><DEA5>ɤǤ<C9A4><C7A4>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD>.

  IRB.conf[:IRB_NAME]="irb"
  IRB.conf[:MATH_MODE]=false
  IRB.conf[:USE_TRACER]=false
  IRB.conf[:USE_LOADER]=false
  IRB.conf[:IGNORE_SIGINT]=true
  IRB.conf[:IGNORE_EOF]=false
  IRB.conf[:INSPECT_MODE]=nil
  IRB.conf[:IRB_RC] = nil
  IRB.conf[:BACK_TRACE_LIMIT]=16
  IRB.conf[:USE_LOADER] = false
  IRB.conf[:USE_READLINE] = nil
  IRB.conf[:USE_TRACER] = false
  IRB.conf[:IGNORE_SIGINT] = true
  IRB.conf[:IGNORE_EOF] = false
  IRB.conf[:PROMPT_MODE] = :DEFALUT
  IRB.conf[:PROMPT] = {...}
  IRB.conf[:DEBUG_LEVEL]=0
  IRB.conf[:VERBOSE]=true

== <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץȤ<D7A5><C8A4><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץȤ򥫥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD>, 

   IRB.conf[:PROMPT]

<EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ޤ<EFBFBD>. <20>㤨<EFBFBD><E3A4A8>, .irbrc<72><63><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD><C7B2>Τ褦<CEA4>ʼ<EFBFBD><CABC>򵭽Ҥ<F2B5ADBD><D2A4>ޤ<EFBFBD>:

   IRB.conf[:PROMPT][:MY_PROMPT] = { # <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץȥ⡼<C8A5>ɤ<EFBFBD>̾<EFBFBD><CCBE>
     :PROMPT_I => nil,		  # <20>̾<EFBFBD><CCBE>Υץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>
     :PROMPT_S => nil,		  # ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD>ʤɤη<C9A4>³<EFBFBD>ԤΥץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>
     :PROMPT_C => nil,		  # <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>³<EFBFBD><C2B3><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>
     :RETURN => "    ==>%s\n"	  # <20>꥿<EFBFBD><EAA5BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>
   }

<EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץȥ⡼<EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD>,

  irb --prompt my-prompt

<EFBFBD>Ǥ<EFBFBD><EFBFBD>Υץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץȥ⡼<EFBFBD>ɤǵ<EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>. <20>ޤ<EFBFBD><DEA4><EFBFBD>, .irbrc<72>˲<EFBFBD><CBB2><EFBFBD><EFBFBD>򵭽Ҥ<F2B5ADBD><D2A4>Ƥ<EFBFBD>
OK<EFBFBD>Ǥ<EFBFBD>.

  IRB.conf[:PROMPT_MODE] = :MY_PROMPT

PROMPT_I, PROMPT_S, PROMPT_C<5F><43>, <20>ե<EFBFBD><D5A5><EFBFBD><EFBFBD>ޥåȤ<C3A5><C8A4><EFBFBD><EFBFBD>ꤷ<EFBFBD>ޤ<EFBFBD>.

  %N	<09><>ư<EFBFBD><C6B0><EFBFBD>Ƥ<EFBFBD><C6A4>륳<EFBFBD>ޥ<EFBFBD><DEA5><EFBFBD>̾<EFBFBD><CCBE><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD>.
  %m	main<69><6E><EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(self)<29><>to_s<5F>ǽ<EFBFBD><C7BD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD>.
  %M	main<69><6E><EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(self)<29><>inspect<63><74><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><C6BD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD>.
  %l	ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD>פ<EFBFBD>ɽ<EFBFBD><C9BD>(", ', /, ], `]'<27><>%w<><77><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>)
  %NNi	<09><><EFBFBD><EFBFBD><EFBFBD>ǥ<EFBFBD><C7A5>ȤΥ<C8A4><CEA5>٥<EFBFBD><D9A5><EFBFBD>ɽ<EFBFBD><C9BD>. NN<4E>Ͽ<EFBFBD><CFBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>printf<74><66>%NNd<4E><64>Ʊ<EFBFBD><C6B1>. <20><>
	ά<><CEAC>ǽ
  %NNn	<09><><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD>ޤ<EFBFBD>.
  %%    %

<EFBFBD>㤨<EFBFBD><EFBFBD>, <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>ȤΥץ<CEA5><D7A5><EFBFBD><EFBFBD>ץȥ⡼<C8A5>ɤ<EFBFBD>:

  IRB.conf[:PROMPT_MODE][:DEFAULT] = {
      :PROMPT_I => "%N(%m):%03n:%i> ",
      :PROMPT_S => "%N(%m):%03n:%i%l ",
      :PROMPT_C => "%N(%m):%03n:%i* ",
      :RETURN => "%s\n"
  } 

<EFBFBD>ȤʤäƤ<EFBFBD><EFBFBD>ޤ<EFBFBD>.

RETURN<EFBFBD><EFBFBD>, <20><><EFBFBD>ߤΤȤ<CEA4><C8A4><EFBFBD>printf<74><66><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͤ<EFBFBD><CDA4>Ѥ<EFBFBD><D1A4>뤫<EFBFBD><EBA4AB><EFBFBD>Τ<EFBFBD><CEA4>ޤ<EFBFBD><DEA4><EFBFBD>.

== <20><><EFBFBD><EFBFBD>irb<72><62><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɥ饤<EFBFBD>󥪥ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>󤪤<EFBFBD><EFBFBD><EFBFBD>IRB.conf<6E><66>(<28><><EFBFBD><EFBFBD>)irb<72><62>ư<EFBFBD><C6B0><EFBFBD>Υǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD>, `5. <20><><EFBFBD>ޥ<EFBFBD><DEA5><EFBFBD>'<27>ˤ<EFBFBD><CBA4><EFBFBD>conf<6E>Ǹ<EFBFBD><C7B8>̤<EFBFBD>(<28><><EFBFBD><EFBFBD>)irb<72><62><EFBFBD><EFBFBD><EFBFBD>꤬<EFBFBD><EAA4AC>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>ˤʤäƤ<EFBFBD><EFBFBD>ޤ<EFBFBD>.

IRB.conf[:IRB_RC]<5D><>proc<6F><63><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EAA4B5><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>irb<72><62><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><CBA4><EFBFBD>
proc<EFBFBD><EFBFBD>irb<EFBFBD>Υ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>ƸƤӽФ<EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><CBA4>äƸ<C3A4><C6B8>̤Υ<CCA4>
<EFBFBD><EFBFBD>irb<EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>ˤʤ<EFBFBD><EFBFBD>ޤ<EFBFBD>.


= <20><><EFBFBD>ޥ<EFBFBD><DEA5><EFBFBD>

irb<EFBFBD><EFBFBD>ĥ<EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɤ<EFBFBD>, <20><>ñ<EFBFBD><C3B1>̾<EFBFBD><CCBE><EFBFBD><EFBFBD>Ƭ<EFBFBD><C6AC>`irb_'<27><><EFBFBD>Ĥ<EFBFBD><C4A4><EFBFBD>̾<EFBFBD><CCBE><EFBFBD><EFBFBD>ξ<EFBFBD><CEBE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><>ñ<EFBFBD><C3B1>̾<EFBFBD><CCBE><EFBFBD><EFBFBD>override<64><65><EFBFBD>줿<EFBFBD><ECA4BF><EFBFBD>Τ<EFBFBD><CEA4><EFBFBD><EFBFBD>Ǥ<EFBFBD>.

--- exit, quit, irb_exit	
    <20><>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>. 
    <20><><EFBFBD><EFBFBD>irb<72>ξ<EFBFBD><CEBE><EFBFBD>, <20><><EFBFBD>Υ<EFBFBD><CEA5><EFBFBD>irb<72><62><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>.
    cb<63><62><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD>ΥХ<CEA5><D0A5><EFBFBD><EFBFBD>ǥ<EFBFBD><C7A5>󥰤Υ⡼<CEA5>ɤ<EFBFBD><C9A4><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>.

--- conf, irb_context
    irb<72>θ<EFBFBD><CEB8>ߤ<EFBFBD><DFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD>, conf<6E>˥<EFBFBD><CBA5>å<EFBFBD><C3A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤳
    <20>Ȥˤ<C8A4><CBA4>äƹԤʤ<D4A4><CAA4><EFBFBD>. 

--- conf.back_trace_limit
    <20>Хå<D0A5><C3A5>ȥ졼<C8A5><ECA1BC>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>Хå<D0A5><C3A5>ȥ졼<C8A5><ECA1BC><EFBFBD><EFBFBD>Ƭ<EFBFBD><C6AC><EFBFBD><EFBFBD>n, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>n<EFBFBD><6E><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4>.
    <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>16
    
--- conf.debug_level = N
    irb<72>ѤΥǥХå<D0A5><C3A5><EFBFBD><EFBFBD>٥<EFBFBD><D9A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

--- conf.ignore_eof = true/false
    ^D<><44><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4>줿<EFBFBD><ECA4BF><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EAA4B9>. true<75>λ<EFBFBD><CEBB><EFBFBD>^D<><44>̵<EFBFBD>뤹<EFBFBD><EBA4B9>, false<73><65>
    <20><><EFBFBD><EFBFBD>irb<72><62><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>. 

--- conf.ignore_sigint= true/false
    ^C<><43><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4>줿<EFBFBD><ECA4BF><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EAA4B9>. false<73><65><EFBFBD><EFBFBD>, irb<72><62><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>. true<75><65>
    <20><><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD>ϰʲ<CFB0><CAB2>Τ褦<CEA4>ˤʤ<CBA4>:
      <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <20><><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ򥭥<CEA4><F2A5ADA5>󥻥뤷<F3A5BBA5>ȥåץ<C3A5><D7A5>٥<EFBFBD><D9A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>. 
      <20>¹<EFBFBD><C2B9><EFBFBD>: <20>¹Ԥ<C2B9><D4A4><EFBFBD><EFBFBD>ߤ<EFBFBD><DFA4><EFBFBD>.

--- conf.inf_ruby_mode = true/false
    inf-ruby-mode<64>ѤΥץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4>. <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>Ȥ<EFBFBD>false.

--- conf.inspect_mode = true/false/nil
    <20><><EFBFBD>󥹥ڥ<F3A5B9A5><DAA5>ȥ⡼<C8A5>ɤ<EFBFBD><C9A4><EFBFBD><EFBFBD>ꤹ<EFBFBD><EAA4B9>.
    true: <20><><EFBFBD>󥹥ڥ<F3A5B9A5><DAA5>Ȥ<EFBFBD><C8A4><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
    false: <20>̾<EFBFBD><CCBE><EFBFBD>print<6E><74>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
    nil: <20>̾<EFBFBD><CCBE>⡼<EFBFBD>ɤǤ<C9A4><C7A4><EFBFBD><EFBFBD><EFBFBD>, inspect mode<64>Ȥʤ<C8A4>, math<74>⡼<EFBFBD>ɤλ<C9A4><CEBB><EFBFBD>, non
	 inspect mode<64>Ȥʤ<C8A4>.   

--- conf.irb_level
    <20><><EFBFBD>ȤΤ<C8A4>. irb<72><62><EFBFBD><EFBFBD><EFBFBD><EFBFBD>cb<63><62><EFBFBD>Ƥ<EFBFBD><C6A4>뤫?

--- conf.math_mode
    <20><><EFBFBD>ȤΤ<C8A4>. bc<62>⡼<EFBFBD><E2A1BC>(ʬ<><CAAC>, <20><><EFBFBD><EFBFBD><EFBFBD>η׻<CEB7><D7BB><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4>ޤ<EFBFBD>)<29><><EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD>?

--- conf.use_loader = true/false
    load/require<72><65><EFBFBD><EFBFBD>irb<72><62>file<6C>ɤ߹<C9A4><DFB9>ߵ<EFBFBD>ǽ<EFBFBD><C7BD><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>⡼<EFBFBD>ɤΥ<C9A4><CEA5><EFBFBD><EFBFBD>å<EFBFBD>(<28>ǥե<C7A5>
    <20><><EFBFBD>Ȥ<EFBFBD><C8A4>Ѥ<EFBFBD><D1A4>ʤ<EFBFBD>). <20><><EFBFBD>Υ⡼<CEA5>ɤ<EFBFBD>IRB<52><42><EFBFBD>Τ<EFBFBD>ȿ<EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD><EFBFBD><EFBFBD>.

--- conf.prompt_c
    if<69><66>ľ<EFBFBD><C4BE><EFBFBD>ʤ<EFBFBD>, <20>Ԥ<EFBFBD><D4A4><EFBFBD>³<EFBFBD><C2B3><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>.

--- conf.prompt_i
    <20>̾<EFBFBD><CCBE>Υץ<CEA5><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>.

--- conf.prompt_s
    ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤɤ<CAA4>ɽ<EFBFBD><C9BD><EFBFBD>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>.

--- conf.rc
    ~/.irbrc<72><63><EFBFBD>ɤ߹<C9A4><DFB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD>?

--- conf.use_prompt = true/false
    <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>ץ<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD>뤫<EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD>? <20>ǥե<C7A5><D5A5><EFBFBD><EFBFBD>ȤǤϥץ<CFA5><D7A5><EFBFBD><EFBFBD>ץȤ<D7A5>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.

--- conf.use_readline = true/false/nil
    readline<6E><65><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD>?
    true: readline<6E><65><EFBFBD>Ȥ<EFBFBD>.
    false: readline<6E><65><EFBFBD>Ȥ<EFBFBD><C8A4>ʤ<EFBFBD>.
    nil: (<28>ǥե<C7A5><D5A5><EFBFBD><EFBFBD><EFBFBD>)inf-reuby-mode<64>ʳ<EFBFBD><CAB3><EFBFBD>readline<6E>饤<EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD>
         <20><><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD>.  

--- conf.verbose=T/F
    irb<72><62><EFBFBD>餤<EFBFBD><E9A4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʥ<EFBFBD><CAA5>å<EFBFBD><C3A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4>뤫?

--- cb, irb_change_binding [obj]
    <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD><D1BF>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>פ<EFBFBD><D7A4>㤦<EFBFBD><E3A4A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>binding<6E>˰ܤ<CBB0>.  obj<62><6A><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD>줿
    <20><><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>obj<62><6A>self<6C>Ȥ<EFBFBD><C8A4><EFBFBD>. 

--- irb [obj]
    <20><><EFBFBD><EFBFBD>irb<72><62>Ω<EFBFBD><CEA9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>. obj<62><6A><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD>줿<EFBFBD><ECA4BF><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>obj<62><6A>self<6C>Ȥ<EFBFBD><C8A4><EFBFBD>.

--- jobs, irb_jobs
    <20><><EFBFBD><EFBFBD>irb<72>Υꥹ<CEA5><EAA5B9>

--- fg n, irb_fg n
    <20><><EFBFBD>ꤷ<EFBFBD><EAA4B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>irb<72>˥<EFBFBD><CBA5><EFBFBD><EFBFBD>å<EFBFBD><C3A5><EFBFBD><EFBFBD><EFBFBD>. n<><6E>, <20><><EFBFBD>Τ<EFBFBD><CEA4>Τ<EFBFBD><CEA4><EFBFBD><EFBFBD>ꤹ<EFBFBD><EAA4B9>.

      irb<72>ֹ<EFBFBD>
      <20><><EFBFBD><EFBFBD><EFBFBD>å<EFBFBD>
      irb<72><62><EFBFBD>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      self(irb obj<62>ǵ<EFBFBD>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>obj)

--- kill n, irb_kill n
      <20><><EFBFBD><EFBFBD>irb<72><62>kill<6C><6C><EFBFBD><EFBFBD>. n<><6E>fg<66><67>Ʊ<EFBFBD><C6B1>.


= <20><><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><C6A5>ѿ<EFBFBD>

   _  <20><><EFBFBD>η׻<CEB7><D7BB>μ¹Է<C2B9><D4B7>̤<EFBFBD><CCA4>Ф<EFBFBD><D0A4>Ƥ<EFBFBD><C6A4><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>).

=  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD>ʲ<EFBFBD><EFBFBD>Τ褦<EFBFBD>ʴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>.

  dim% ruby irb.rb
  irb(main):001:0> irb                        # <20><><EFBFBD><EFBFBD>irb<72><62>Ω<EFBFBD><CEA9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  irb#1(main):001:0> jobs                     # <20><><EFBFBD><EFBFBD>irb<72>Υꥹ<CEA5><EAA5B9>
  #0->irb on main (#<Thread:0x400fb7e4> : stop)
  #1->irb#1 on main (#<Thread:0x40125d64> : running)
  nil
  irb#1(main):002:0> fg 0                     # job<6F>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD>å<EFBFBD>
  nil
  irb(main):002:0> class Foo;end
  nil
  irb(main):003:0> irb Foo                    # Foo<6F>򥳥<EFBFBD><F2A5B3A5>ƥ<EFBFBD><C6A5><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD>irb
					      # Ω<><CEA9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  irb#2(Foo):001:0> def foo                   # Foo#foo<6F><6F><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  irb#2(Foo):002:1>   print 1
  irb#2(Foo):003:1> end
  nil
  irb#2(Foo):004:0> fg 0                      # job<6F>򥹥<EFBFBD><F2A5B9A5>å<EFBFBD>
  nil
  irb(main):004:0> jobs                       # job<6F>Υꥹ<CEA5><EAA5B9>
  #0->irb on main (#<Thread:0x400fb7e4> : running)
  #1->irb#1 on main (#<Thread:0x40125d64> : stop)
  #2->irb#2 on Foo (#<Thread:0x4011d54c> : stop)
  nil
  irb(main):005:0> Foo.instance_methods       # Foo#foo<6F><6F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
					      # <20><><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD>
  ["foo"]
  irb(main):006:0> fg 2                       # job<6F>򥹥<EFBFBD><F2A5B9A5>å<EFBFBD>
  nil
  irb#2(Foo):005:0> def bar                   # Foo#bar<61><72><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  irb#2(Foo):006:1>  print "bar"
  irb#2(Foo):007:1> end
  nil
  irb#2(Foo):010:0>  Foo.instance_methods
  ["bar", "foo"]
  irb#2(Foo):011:0> fg 0                      
  nil
  irb(main):007:0> f = Foo.new
  #<Foo:0x4010af3c>
  irb(main):008:0> irb f                      # Foo<6F>Υ<EFBFBD><CEA5>󥹥<EFBFBD><F3A5B9A5>󥹤<EFBFBD>irb<72><62>
					      # Ω<><CEA9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
  irb#3(#<Foo:0x4010af3c>):001:0> jobs
  #0->irb on main (#<Thread:0x400fb7e4> : stop)
  #1->irb#1 on main (#<Thread:0x40125d64> : stop)
  #2->irb#2 on Foo (#<Thread:0x4011d54c> : stop)
  #3->irb#3 on #<Foo:0x4010af3c> (#<Thread:0x4010a1e0> : running)
  nil
  irb#3(#<Foo:0x4010af3c>):002:0> foo         # f.foo<6F>μ¹<CEBC>
  nil
  irb#3(#<Foo:0x4010af3c>):003:0> bar         # f.bar<61>μ¹<CEBC>
  barnil
  irb#3(#<Foo:0x4010af3c>):004:0> kill 1, 2, 3# job<6F><62>kill
  nil
  irb(main):009:0> jobs
  #0->irb on main (#<Thread:0x400fb7e4> : running)
  nil
  irb(main):010:0> exit                       # <20><>λ
  dim% 

= <20><><EFBFBD>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

irb<EFBFBD><EFBFBD>, ɾ<><C9BE><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD>Ĥ<EFBFBD><C4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)<29>Ǥ<EFBFBD><C7A4>༡<EFBFBD>¹Ԥ<C2B9><D4A4>Ԥʤ<D4A4><CAA4>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>, ruby<62><79>ľ<EFBFBD>ܻȤä<C8A4><C3A4><EFBFBD><EFBFBD><EFBFBD>, <20>㴳<EFBFBD>ۤʤ<DBA4>ư<EFBFBD><C6B0><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<D4A4><CAA4><EFBFBD><EFBFBD>礬<EFBFBD><E7A4AC><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>.

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>餫<EFBFBD>ˤʤäƤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>.

== <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD><D1BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

ruby<EFBFBD>Ǥ<EFBFBD>, <20>ʲ<EFBFBD><CAB2>Υץ<CEA5><D7A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϥ<EFBFBD><CFA5>顼<EFBFBD>ˤʤ<CBA4><CAA4>ޤ<EFBFBD>.

  eval "foo = 0"
  foo
  --
  -:2: undefined local variable or method `foo' for #<Object:0x40283118> (NameError)
  ---
  NameError

<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, irb<72><62><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD><EFBFBD>

  >> eval "foo = 0"
  => 0
  >> foo
  => 0

<EFBFBD>Ȥʤ<EFBFBD>, <20><><EFBFBD>顼<EFBFBD>򵯤<EFBFBD><F2B5AFA4><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, ruby<62><79><EFBFBD>ǽ<EFBFBD><C7BD>˥<EFBFBD><CBA5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD>Τ򥳥<CEA4>
<EFBFBD>ѥ<EFBFBD><EFBFBD>뤷<EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD>뤫<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD>, irb<72>ϼ¹Բ<C2B9>ǽ<EFBFBD><C7BD>
<EFBFBD>ʤ<EFBFBD>(<28><><EFBFBD><EFBFBD><EFBFBD>Ĥ<EFBFBD><C4A4><EFBFBD>)<29>ȼ<EFBFBD>ưŪ<C6B0><C5AA>ɾ<EFBFBD><C9BE><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>뤫<EFBFBD><EBA4AB><EFBFBD>Ǥ<EFBFBD>. <20>嵭<EFBFBD><E5B5AD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>, 

  evel "foo = 0" 

<EFBFBD><EFBFBD><EFBFBD>Ԥʤä<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԥʤ<EFBFBD>, <20><><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD><D1BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤿<EFBFBD><EBA4BF>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
<EFBFBD>ѿ<EFBFBD>foo<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>뤫<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>.

<EFBFBD><EFBFBD><EFBFBD>Τ褦<EFBFBD><EFBFBD>ruby<EFBFBD><EFBFBD>irb<EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD>ΰ㤤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>褷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, begin...end<6E>dz<EFBFBD><C7B3>ä<EFBFBD>
<EFBFBD>Хå<EFBFBD>Ū<EFBFBD>˼¹Ԥ<EFBFBD><EFBFBD>Ʋ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:

  >> begin
  ?>   eval "foo = 0"
  >>   foo
  >> end
  NameError: undefined local variable or method `foo' for #<Object:0x4013d0f0>
  (irb):3
  (irb_local_binding):1:in `eval'

== <20>ҥ<EFBFBD><D2A5>ɥ<EFBFBD><C9A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

<EFBFBD><EFBFBD><EFBFBD>ߤΤȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҥ<EFBFBD><EFBFBD>ɥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥμ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>. 

== <20><><EFBFBD><EFBFBD><EFBFBD>ܥ<EFBFBD>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܥ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>뤫<EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƚ<EFBFBD>Ǥ<EFBFBD><EFBFBD>ְ㤨<EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD><EFBFBD>Ū<EFBFBD>ˤϼ<CBA4><CFBC><EFBFBD><EFBFBD><EFBFBD>λ
<EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ˷<EFBFBD>³<EFBFBD>Ԥȸ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>.

==end

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