# Ruby coding guideline

**URL:** <https://www.ruby-forum.com/t/ruby-coding-guideline/131798>\
**Category:** Development\
**Created:** [March 13, 2008, 11:41am UTC](https://www.ruby-forum.com/t/ruby-coding-guideline/131798 "2008-03-13T11:41:47Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![NARUSES\_Yui](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/258eb7/32.png) [@NARUSES\_Yui](https://www.ruby-forum.com/u/NARUSES_Yui)\
**Post date:** [March 13, 2008, 11:41am UTC](https://www.ruby-forum.com/t/ruby-coding-guideline/131798/1 "2008-03-13T11:41:47Z")

</div>

e$B@.@%$G$9!#e(B

[ruby-dev:34024] e$B$r$^$H$aD\>$7$F?7$7$$%9%l%C%I$K$7$F$\_$^$9!#e(B

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- int e$B$Oe(B 32bit e$B0J\>e$Ne(B 2 e$B$NN\_\>he(B (32bit e$BA0DsIT2De(B)

- long e$B$Oe(B 32bit e$B0J\>e$Ne(B 2 e$B$NN\_\>he(B (32bit e$BA0DsIT2De(B)

- pointer e$B$Oe(B 32bit e$B0J\>e$Ne(B 2 e$B$NN\_\>he(B (32bit  
e$BA0DsIT2De(B)

- int == long e$BA0DsIT2De(B (LP64e$BEye(B (e$BB?$/$Ne(B UNIX e$B7Oe(B))

- long == pointer e$BA0DsIT2De(B (LLP64e$BEye(B (Win64))

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- e$BB8:_$9$k$J$i$Pe(B long long e$B$Oe(B 64bit e$B0J\>e$Ne(B 2  
e$B$NN_\>he(B (64bit e$BA0DsIT2De(B)

- long long e$B$+e(B \_\_int64 e$B$,B8:\_$9$k\>l9g$Oe(B LONG\_LONG  
e$B$,Dj5A$5$l$ke(B

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- C99 e$BA0DsIT2De(B

- e$B%j%H%k%(%s%G%#%"%sA0DsIT2De(B (WORDS\_BIGENDIAN e$B$GH=Dj2DG=e(B)

- int e$B$O@0?tA4HL$KMQ$$$ke(B

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- Fixnum e$B$Oe(B long e$B$N%S%C%HI}e(B-1

---

<div class="post-metadata">

**Author:** ![NARUSES\_Yui](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/258eb7/32.png) [@NARUSES\_Yui](https://www.ruby-forum.com/u/NARUSES_Yui)\
**Post date:** [March 13, 2008, 12:17pm UTC](https://www.ruby-forum.com/t/ruby-coding-guideline/131798/2 "2008-03-13T12:17:30Z")

</div>

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In message “[ruby-dev:34033] ruby coding guideline”  
on Mar.13,2008 19:40:42, [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:  
| \* long == pointer e$BA0DsIT2De(B (LLP64e$BEye(B (Win64))  
(e$BCfN,e(B)  
| \* long e$B$O%]%$%s%?$H1i;;$r9T$&@0?t$GMQ$$$ke(B

e$B$$$-$J$jL7=b$7$F$^$9$h$%!#e(B

trunke$BA0Ds$@$H!“e(BSIGNED\_VALUEe$B$r;H$C$F$/$@$5$$!”$,Ez$($K$J$j$=$&e(B  
e$B$G$9!#e(B

e$B$J$\*!“e(B1.8e$B$G$Oe(Blong ==  
pointere$B$rA0Ds$K$7$F$h$/$J$j$^$9!”$H$$$&$+!"e(B  
e$B$=$&$G$J$$%W%i%C%H%U%)!\<%`$O%5%]!\<%H$7$F$$$^$;$s!#e(B

e$B$“$H!”;d$,CN$C$F$$$F4{$KC/$+$,F’$s$@$3$H$,$"$kLdBj$H$7$F$O!"e(B

- e$BG[Ns$rIi$N%$%s%G%C%/%9$G%"%/%;%9$9$k$N$OIT2De(B(Ce$B5,3J$G$bL$Dje(B  
e$B5AF0:ne(B)

e$B$H$$$&$N$,$"$j$^$9$M!#e(B

e$B$=$l$G$O!#e(B

---

<div class="post-metadata">

**Author:** ![NARUSES\_Yui](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/258eb7/32.png) [@NARUSES\_Yui](https://www.ruby-forum.com/u/NARUSES_Yui)\
**Post date:** [March 15, 2008, 11:10pm UTC](https://www.ruby-forum.com/t/ruby-coding-guideline/131798/3 "2008-03-15T23:10:10Z")

</div>

e$B@.@%$G$9!#e(B

U.Nakamura wrote:

> trunke$BA0Ds$@$H!“e(BSIGNED\_VALUEe$B$r;H$C$F$/$@$5$$!”$,Ez$($K$J$j$=$&e(B  
> e$B$G$9!#e(B
> 
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> e$B$=$&$G$J$$%W%i%C%H%U%)!\<%`$O%5%]!\<%H$7$F$$$^$;$s!#e(B

e$B$3$NItJ,$OLdBjDs5/$KKm$N$D$b$j$G$7$?!#e(B  
e$B$D$^$j!"$o$?$7$NFI$\_\<h$C$?8B$j$G$O!"e(Blong  
e$B$O%]%$%s%?$H$N1i;;MQ$H$7$Fe(B  
e$BMQ$$$i$l$F$$$k$N$K!“e(BLLP64 e$B$,$”$k$?$a$KGKC\>$7$F$$$k$H!#e(B

e$B$J$\*!"\<B:]$NNc$H$7$F!"e(BString e$B$de(B Array e$B$ND9$5$dE:$(;z!"e(B  
e$B2C$($Fe(B Fixnum e$B$,e(B long e$B%Y!\<%9$G$9$M!#e(B

[ruby-dev:29024] Fixnum on IL32LLP64 e$B$G$Oe(B long e$B$N%5%$%:$,e(B  
e$B%]%$%s%?$h$j$b\>.$5$$4D6-$G$NHa0%$,8l$i$l$F$$$^$9!#e(B  
Fixnum e$B$N%Y!\<%9$re(B SIGNED\_VALUE e$B$K@Z$jBX$($k0F$,$G$^$7$?$,!"e(B  
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e$B6qBNE\*$K$O!“e(B[ruby-dev:29054] e$B$K$”$j$^$9$,!"e(BSIGNED\_VALUE  
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- FIX2xxx e$B$NL\>A0e(B
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- e$BJQ99$,J#;(e(B  
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(intmax\_t e$B$KBP1~$9$ke(B %j e$B$+e(B %“PRIdMAX”  
e$B$GBeBX$b$$$$$+$be(B)

e$B$^$?!"JQ99$Oe(B long e$B$re(B intptr\_t e$B$KCV$-49$($k$@$1$G$9!#e(B  
e$B$J$K$h$j!"e(B1.8 e$B;~Be$G$Ne(B long == pointer e$B$N2\>Dj$r!"e(B  
e$B;EMM$+$i\>o$K@.$jN)$De(B intptr\_t == pointer  
e$B$K0$7$FB39T$G$-$k$N$O3Z$G$7$g$&!#e(B  
e$B$5$i$K!"e(BSIGNED\_VALUE e$B$H0c$C$Fe(B C99  
e$B$GI8=`2=$5$l$F$$$k7?$J$N$G!"e(B  
e$B%(%G%#%?Ey$N;Y1g$bB?\>/4|BT$G$-$k$+$b$7$l$^$;$s!#e(B

> e$B$"$H!";d$,CN$C$F$$$F4{$KC/$+$,F’$s$@$3$H$,$"$kLdBj$H$7$F$O!"e(B
> 
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> e$B5AF0:ne(B)
> 
> e$B$H$$$&$N$,$"$j$^$9$M!#e(B

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