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From: "YOSHIFUJI, Hideaki" <sd96249@eiw02.ec.ecei.tohoku.ac.jp>
Subject: Re: =?iso-2022-jp?B?Q0dJGyRCJE4lRyUzITwlSRsoSiAbJEIlXiVDJUElcyUwGyhK?=
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$B5HF#1QL@!wElKLBg3XEE>p7O$G$9!#(B

h.kishida wrote:
> > > $string =~ s/(\W)/sprintf("%%%x", ord($1))/eg;
> >
> > $B!t(B"%%%02x" $B$G$J$$$H$^$:$$5$$,$9$k$s$G$9$,!#(B
> 
> $BJ,$+$i$J$+$C$?$N$G!"(B'02' $BD4$Y$^$7$?!#(B
> $B!V(B'0' $B$,%U%#!<%k%I$N:G>.D9!"(B'2' $B$,:GBgD9$rI=$9!#!W(B
> $B$D$^$j!"(B'0' $B$O!V(B%81B$B!W$H$+!V(B%93c$B!W$N;~$N#2%P%$%HL\$N$3$H$r9M$($F!#(B
> $B$H$$$&$3$H$G$7$g$&$+!)(B

$B=q<0;XDj;R$G$9$M!#(B

$B$3$l$O(B C $B$N$=$l$H$[$\F1$8$J$s$G$9$,!"4JC1$K=q$/$H!"(B
%% $B$O(B % $B$=$N$b$N$r!"(B%x $B$OM?$($i$l$??tCM$r!J(B1$B7e$J$i(B1$B7e$N!"(B
2$B7e$J$i(B2$B7e$N!K(B16$B?J?t$G=PNO$9$k$3$H$r;XDj$7$^$9!#(B

% $B$H(B x $B$N4V$K=q$$$??t$O=PNO$9$k:]$N%U%#!<%k%I$N:G>.%5%$%:$H5M$aJ}$r(B
$B;XDj$9$k$b$N$G!"(Bn $B$,(B 0 $B$rA0CV$7$J$$@5$N?t$+(B 0 $B$G$"$k;~!"(B
   n  : $B>/$J$/$H$b(B n $B7e(B
   0n : $B>/$J$/$H$b(B n $B7e$G=PNO?tCM$,(B n $BJ8;z$h$j>/$J$$$H$-$O@hF,$r(B
        0 $B$GKd$a$k(B
$B$H$$$&0UL#!J;XDj$7$J$$>l9g$O(B 0 $B$HF1$8!"<}$^$i$J$+$C$?>l9g$K$O<+F0E*$K(B
$B9-$2$i$l$k!K$G$9!#(B

> % perl -e 'printf("%x\n",1);'
> 1
> % perl -e 'printf("%2x\n",1);'
>  1
> % perl -e 'printf("%02x\n",1);'
> 01

%x $B$G$O(B 0x00 - 0x0f $B$,(B %0 - %f $B$K$J$C$F$7$^$$!"$&$^$/%(%s%3!<%I$5$l(B
$B$^$;$s!JI,$:(B 2 $B7e$K$7$J$$$H$$$1$J$$!K$,!"(B%02x $B$J$i(B %00 - %09 $B$H(B
$B$A$c$s$H(B 2 $B7e$K$7$F$/$l$^$9!J$7$+$b(B0x10$B$N0L$O(B0$B$K$J$C$F$$$k!K!#(B

-- 
$B5HF#1QL@(B (YOSHIFUJI, Hideaki)
School of Engineering, Tohoku University, JAPAN

<URL:http://www.ecei.tohoku.ac.jp/~yoshfuji/>
