# ruby\_strtod$B$N@:EY(B **URL:** \ **Category:** Development\ **Created:** [May 16, 2006, 11:42am UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632 "2006-05-16T11:42:06Z")\ **Posts on this page:** 5\ **Page:** 1
**Author:** ![U.Nakamura](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/b5ac83/32.png) [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\ **Post date:** [May 16, 2006, 11:42am UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632/1 "2006-05-16T11:42:06Z")
e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B e$B5W$7?6$j$Ke(B1.8e$B$Ge(Btest-alle$B$7$F$\_$?$i4v$D$+$N%F%9%H$Ge(BFailuree$B$,A}e(B e$B$($F$$$k$3$H$K5$IU$-$^$7$?!#e(B e$B6qBNE\*$K$Oe(BYAMLe$B$N%F%9%H$J$N$G$9$,!"D4$Y$F$\_$k$H!"IbF0\>.?tE@?te(B e$B%j%F%i%k$He(BYAMLe$B$NIbF0\>.?tE@?t$Ne(Bloade$B$H$GFbItCM$,HyL/$K0[$J$kCMe(B e$B$K$J$C$F$$$^$7$?!#e(B # e$BIbF0\>.?tE@?t$re(Bassert\_equale$B$G8+$h$&$H$9$k$3$H$N@'Hs$O$5$F$\*$-e(B e$B$D$^$j:G6ae(Bruby\_strtod()e$B$,JQ$o$C$F!“e(BYAML(e$B$H$$$&$+e(Bsyck)e$B$O%7%9%Fe(B e$B%`$Ne(Bstrtod()e$B$r;H$C$F$$$?$+$i:9$,H/@8$7$?$N$G$9$,!”$=$&$$$&$be(B e$B$N$H$$$&$3$H$G$$$$$N$G$7$g$&$+!#e(B YAMLe$BB&$re(Brubye$BK\BNB&$K9g$o$;$k$N$O4JC1e(B(ext/syck/rubyext.ce$B$He(B ext/syck/bytecode.ce$B$Ge(Butil.he$B$re(Bincludee$B$9$l$P$$$$e(B)e$B$J$N$G$9$,!"$Ie(B e$B$&$be(Bruby\_strtod()e$B$,=\>Mh$h$j@:EY$,Mn$A$F$$$k$N$G$O$J$$$+$H$$$&e(B e$B5$$,$7$F!"$A$g$C$H5$$K$J$C$F$$$^$9!#e(B e$B$\*$^$1e(B e$B:#8=:\_$Ne(B1.9e$B$He(B1.8e$B$H$NHf3Se(B C:\>ruby18 -ve “puts ‘%0.20f’ % 0.288” ruby 1.8.4 (2006-05-16) [i386-mswin32] 0.28800000000000003000 C:\>ruby -ve “puts ‘%0.20f’ % 0.288” ruby 1.9.0 (2006-05-15) [i386-mswin32] 0.28799999999999998000 e$B$=$l$G$O!#e(B ---
**Author:** ![U.Nakamura](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/b5ac83/32.png) [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\ **Post date:** [May 16, 2006, 12:24pm UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632/2 "2006-05-16T12:24:36Z")
e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B In message “[ruby-dev:28645] Re: ruby\_strtode$B$N@:EYe(B” on May.16,2006 19:15:52, [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote: | \> e$B:#8=:_$Ne(B1.9e$B$He(B1.8e$B$H$NHf3Se(B | \> | \> C:\>ruby18 -ve “puts ‘%0.20f’ % 0.288” | \> ruby 1.8.4 (2006-05-16) [i386-mswin32] | \> 0.28800000000000003000 | \> | \> C:\>ruby -ve “puts ‘%0.20f’ % 0.288” | \> ruby 1.9.0 (2006-05-15) [i386-mswin32] | \> 0.28799999999999998000 | \> | | 0.288 e$B$+$i$N$:$l$,e(B +0.000…03000 e$B$@$C$?$N$,e(B -0.000…02000 e$B$K$J$C$Fe(B | e$B$$$k$N$G6a$/$J$C$F$$$k$J$N$G$O$J$$$G$7$g$&$+e(B. | # e$B$_$?$a$O$H$b$+$/$G$9$1$l$Ie(B. e$B:#$Oe(B1.8e$B$NJ}$,e(B1.9e$B$h$j$be(Bruby\_strtod()e$B$K4X$7$F$@$1$O3+H/$,@h9T$7e(B e$B$F$k$O$:$J$N$G!"5U$KI\>2A$7$F$/$@$5$$$^$7!#e(B e$B$=$l$G$O!#e(B ---
**Author:** ![U.Nakamura](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/b5ac83/32.png) [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\ **Post date:** [May 16, 2006, 12:18pm UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632/3 "2006-05-16T12:18:27Z")
e$B$3$s$K$A$oe(B. e$B;32J$G$9e(B. From: “U.Nakamura” [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) Subject: [ruby-dev:28644] ruby\_strtode$B$N@:EYe(B > e$B$3$s$K$A$O!"$J$+$`$ie(B(e$B$&e(B)e$B$G$9!#e(B e$BN,e(B > 0.288 e$B$+$i$N$:$l$,e(B +0.000…03000 e$B$@$C$?$N$,e(B -0.000…02000 e$B$K$J$C$Fe(B e$B$$$k$N$G6a$/$J$C$F$$$k$J$N$G$O$J$$$G$7$g$&$+e(B. # e$B$\_$?$a$O$H$b$+$/$G$9$1$l$Ie(B. e$B$G$o!A"ve(B ---
**Author:** ![U.Nakamura](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/b5ac83/32.png) [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\ **Post date:** [May 17, 2006, 1:18am UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632/4 "2006-05-17T01:18:14Z")
e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B In message “Re: [ruby-dev:28644] ruby\_strtode$B$N@:EYe(B” on Tue, 16 May 2006 18:41:38 +0900, “U.Nakamura” [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes: |e$B6qBNE\*$K$Oe(BYAMLe$B$N%F%9%H$J$N$G$9$,!"D4$Y$F$\_$k$H!"IbF0\>.?tE@?te(B |e$B%j%F%i%k$He(BYAMLe$B$NIbF0\>.?tE@?t$Ne(Bloade$B$H$GFbItCM$,HyL/$K0[$J$kCMe(B |e$B$K$J$C$F$$$^$7$?!#e(B |# e$BIbF0\>.?tE@?t$re(Bassert\_equale$B$G8+$h$&$H$9$k$3$H$N@'Hs$O$5$F$\*$-e(B | |e$B$D$^$j:G6ae(Bruby\_strtod()e$B$,JQ$o$C$F!“e(BYAML(e$B$H$$$&$+e(Bsyck)e$B$O%7%9%Fe(B |e$B%`$Ne(Bstrtod()e$B$r;H$C$F$$$?$+$i:9$,H/@8$7$?$N$G$9$,!”$=$&$$$&$be(B |e$B$N$H$$$&$3$H$G$$$$$N$G$7$g$&$+!#e(B e$B$=$&$$$&$b$N$G$O$J$$$+$H;W$$$^$9!#e(Blocalee$B$N$3$H$J$I9M$($k$H%7e(B e$B%9%F%`\Mh$h$j@:EY$,Mn$A$F$$$k$N$G$O$J$$$+$H$$$&e(B |e$B5$$,$7$F!”$A$g$C$H5$$K$J$C$F$$$^$9!#e(B Sycke$BB&$Ge(BRubye$B$Ne(Bstrtod()e$B$r;H$&$h$&$KBP=h$7$F$$$?$@$-$?$$$G$9e(B(e$B$Ce(B e$B$Fe(B\_whye$B$KEA$($J$$$H$Je(B)e$B!#$,!“8=:\_$Ne(Bstrtod()e$B$N@:EY$r8~\>e$5$;$ke(B e$BEXNO$OB3$1$^$9!#$C$F!”?tCM7W;;$NOC$J$N$K$J$s$G;d$O;n9T:x8m$Je(B e$B$s$F$7$F$k$s$@$m$&!)e(B ---
**Author:** ![U.Nakamura](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/b5ac83/32.png) [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\ **Post date:** [May 16, 2006, 12:30pm UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632/5 "2006-05-16T12:30:37Z")
e$B$3$s$K$A$oe(B. e$B;32J$G$9e(B. From: “U.Nakamura” [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) Subject: [ruby-dev:28646] Re: ruby\_strtode$B$N@:EYe(B > e$B:#$Oe(B1.8e$B$NJ}$,e(B1.9e$B$h$j$be(Bruby\_strtod()e$B$K4X$7$F$@$1$O3+H/$,@h9T$7e(B > e$B$F$k$O$:$J$N$G!"5U$KI\>2A$7$F$/$@$5$$$^$7!#e(B e$B$"$ie(B. e$B$\*L\1x$7\<:Ni$7$^$7$?e(B^^; e$B$G$o!A"ve(B