[ruby-list:49537] Re: コマンドラインで ruby の変数に値を設定する方法
From:
古川大輔 <mogya99@...>
Date:
2013-08-09 23:30:43 UTC
List:
ruby-list #49537
=EF=BC=9E=E3=82=B9=E3=82=AF=E3=83=AA=E3=83=97=E3=83=88=E5=90=8D=E3=81=AB=E7=
=B6=9A=E3=81=8F, `-'=E3=81=A7=E5=A7=8B=E3=81=BE=E3=82=8B=E5=BC=95=E6=95=B0=
=E3=82=92=E8=A7=A3=E9=87=88=E3=81=97=E3=81=A6, =E5=90=8C=E5=90=8D=E3=81=AE=
=E3=82=B0=E3=83=AD=E3=83=BC=E3=83=90=E3=83=AB=E5=A4=89=E6=95=B0=E3=81=AB=E5=
=80=A4 =E3=82=92=E8=A8=AD=E5=AE=9A=E3=81=97=E3=81=BE=E3=81=99=E3=80=82=0A=
=0Ahttp://doc.ruby-lang.org/ja/1.9.3/doc/spec=3D2frubycmd.html=0A=0A#! /bin=
/ruby -s=0A# prints $x if invoked with `-x=3D2' switch.=0Aprint "x is #{$x}=
\n" if $x=0A=0A=E3=81=93=E3=81=86=E3=81=84=E3=81=86=E3=83=97=E3=83=AD=E3=82=
=B0=E3=83=A9=E3=83=A0=E3=81=AB=E5=AF=BE=E3=81=97=E3=81=A6=0A=0A$ ruby test.=
rb -x=3D2=0Ax is 2=0A=0A=E3=81=A8=E3=81=84=E3=81=86=E5=85=B7=E5=90=88=E3=81=
=A7=E3=81=99=E3=80=82=0A=0A=0A=0A----- Original Message -----=0A> From: =E5=
=B0=BE=E5=B7=9D=E6=95=8F=E4=B9=9F <ogw@shizuokanet.ne.jp>=0A> To: ruby-list=
@ruby-lang.org=0A> Cc: =0A> Date: 2013/8/10, Sat 07:17=0A> Subject: [ruby-l=
ist:49536] =E3=82=B3=E3=83=9E=E3=83=B3=E3=83=89=E3=83=A9=E3=82=A4=E3=83=B3=
=E3=81=A7 ruby =E3=81=AE=E5=A4=89=E6=95=B0=E3=81=AB=E5=80=A4=E3=82=92=E8=A8=
=AD=E5=AE=9A=E3=81=99=E3=82=8B=E6=96=B9=E6=B3=95=0A> =0A> =E5=B0=BE=E5=B7=
=9D=E3=81=A8=E7=94=B3=E3=81=97=E3=81=BE=E3=81=99=E3=80=82=0A> =0A> awk =E3=
=81=AE -v =E3=82=AA=E3=83=97=E3=82=B7=E3=83=A7=E3=83=B3=E3=81=AE=E3=82=88=
=E3=81=86=E3=81=AB=E3=80=81=E3=82=B9=E3=82=AF=E3=83=AA=E3=83=97=E3=83=88=E5=
=86=85=E3=81=AE=E5=A4=89=E6=95=B0=E3=81=AB=E3=82=B3=E3=83=9E=E3=83=B3=E3=83=
=89=E3=83=A9=E3=82=A4=E3=83=B3=E3=81=A7=0A> =E5=80=A4=E3=82=92=E8=A8=AD=E5=
=AE=9A=E3=81=99=E3=82=8B=E6=96=B9=E6=B3=95=E3=81=AF=E7=84=A1=E3=81=84=E3=81=
=AE=E3=81=A7=E3=81=97=E3=82=87=E3=81=86=E3=81=8B=EF=BC=9F=0A> =0A> awk =E3=
=81=A7=0A> =0A> #---------- test.awk ------------=0A> { print $1 * x }=0A> =
#--------------------------------=0A> =0A> =E3=81=A8=E3=81=84=E3=81=86=E3=
=82=B9=E3=82=AF=E3=83=AA=E3=83=97=E3=83=88=E3=81=AB=E5=AF=BE=E3=81=97=E3=81=
=A6=0A> =0A> =C2=A0 =C2=A0 awk -vx=3D2 -f test.awk=0A> =0A> =E3=81=A8=E3=81=
=99=E3=82=8B=E3=82=88=E3=81=86=E3=81=AA=E4=BD=BF=E3=81=84=E6=96=B9=E3=81=A7=
=E3=81=99=E3=80=82=0A> =0A> ruby =E3=81=AB=E3=81=AF=E3=81=9D=E3=82=8C=E3=82=
=89=E3=81=97=E3=81=84=E3=82=B3=E3=83=9E=E3=83=B3=E3=83=89=E3=83=A9=E3=82=A4=
=E3=83=B3=E3=82=AA=E3=83=97=E3=82=B7=E3=83=A7=E3=83=B3=E3=81=8C=E8=A6=8B=E5=
=BD=93=E3=81=9F=E3=82=89=E3=81=AA=E3=81=84=E3=82=88=E3=81=86=E3=81=A7=E3=81=
=97=E3=81=9F=0A> =E3=81=AE=E3=81=A7=E3=80=81=E5=B0=91=E3=81=97=E8=80=83=E3=
=81=88=E3=81=A6=E3=80=81=E4=BB=A5=E4=B8=8B=E3=81=AE=E3=82=88=E3=81=86=E3=81=
=AB=E7=92=B0=E5=A2=83=E5=A4=89=E6=95=B0=E3=82=92=E4=BD=BF=E3=81=A3=E3=81=A6=
=0A> =0A> #---------- test.rb ------------=0A> p ENV["x"].to_i * $F[0].to_i=
=0A> #--------------------------------=0A> =0A> =C2=A0 =C2=A0 x=3D2 ; expor=
t x ; ruby -na test.rb=0A> =0A> =E3=81=A8=E3=81=99=E3=82=8B=E3=81=93=E3=81=
=A8=E3=81=A7=E3=80=81=E6=A9=9F=E8=83=BD=E3=81=A8=E3=81=97=E3=81=A6=E3=81=AF=
=E5=90=8C=E3=81=98=E3=82=88=E3=81=86=E3=81=AA=E3=81=93=E3=81=A8=E3=81=AF=E3=
=81=A7=E3=81=8D=E3=81=BE=E3=81=97=E3=81=9F=E3=80=82=0A> =0A> =E3=81=A7=E3=
=81=99=E3=81=8C=E3=80=81=E3=81=AA=E3=82=93=E3=81=A0=E3=81=8B=E9=9D=A2=E5=80=
=92=E3=81=A7=E3=80=81=E3=81=A1=E3=82=87=E3=81=A3=E3=81=A8=E3=83=96=E3=82=B5=
=E3=82=A4=E3=82=AF=E3=81=A7=E3=81=99=E3=80=82=E3=82=82=E3=81=A3=E3=81=A8=E3=
=81=99=E3=81=A3=E3=81=8D=E3=82=8A=E6=9B=B8=E3=81=8F=E6=96=B9=0A> =E6=B3=95=
=E3=81=AF=E7=84=A1=E3=81=84=E3=81=A7=E3=81=97=E3=82=87=E3=81=86=E3=81=8B=EF=
=BC=9F=0A> =0A> -- =0A> =E5=B0=BE=E5=B7=9D=E6=95=8F=E4=B9=9F ogw@shizuokane=
t.ne.jp=0A> http://www6.shizuokanet.ne.jp/ogw/=0A>