# Precedence of '|' and '^' differs from the C language

**URL:** <https://www.ruby-forum.com/t/precedence-of-and-differs-from-the-c-language/157174>\
**Category:** Development\
**Created:** [January 8, 2009, 4:29am UTC](https://www.ruby-forum.com/t/precedence-of-and-differs-from-the-c-language/157174 "2009-01-08T04:29:31Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Yutaka\_HARA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/ac91a4/32.png) [@Yutaka\_HARA](https://www.ruby-forum.com/u/Yutaka_HARA)\
**Post date:** [January 8, 2009, 4:29am UTC](https://www.ruby-forum.com/t/precedence-of-and-differs-from-the-c-language/157174/1 "2009-01-08T04:29:31Z")

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e$B1i;;;R!Ve(B|e$B!W$H!Ve(B^e$B!W$NM%@h=g0L$,e(BCe$B8@8le(B/C#/Javae$BEy$H0[$J$k$h$&$J$N$G$9$,!"$3e(B  
e$B$l$O0U?^$5$l$?$b$N$J$N$G$7$g$&$+!#e(B

e$BNc$($P!Ve(B1 | 2 ^ 3e$B!W$H$$$&\<0$O!"e(B

- gcc 4.2.4 e$B$G$O!Ve(B^e$B!W$NJ}$,M%@h=g0L$,9b$$$?$a!Ve(B1 | (2 ^  
3)e$B!W$H2r\<a$5$le(B  
1 e$B$KI\>2A$5$l$^$9$,!"e(B
- Ruby1.8/1.9 e$B$G$ON\>\<T$NM%@h=g0L$,Ey$7$$$?$a!Ve(B(1 | 2) ^  
3e$B!W$H2r\<a$5$le(B  
0 e$B$KI\>2A$5$l$^$9!#e(B

# python 2.5.2 e$B$G$Oe(B 1e$B!"e(Bperl 5.8.8 e$B$G$Oe(B 0

e$B$K$J$j$^$9$M!#e(B

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<div class="post-metadata">

**Author:** ![Yutaka\_HARA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/ac91a4/32.png) [@Yutaka\_HARA](https://www.ruby-forum.com/u/Yutaka_HARA)\
**Post date:** [January 8, 2009, 5:11am UTC](https://www.ruby-forum.com/t/precedence-of-and-differs-from-the-c-language/157174/2 "2009-01-08T05:11:36Z")

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In message “Re: [ruby-dev:37732] precedence of ‘|’ and ‘^’ differs from  
the C language”  
on Thu, 8 Jan 2009 12:27:57 +0900, Yutaka HARA [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|e$B1i;;;R!Ve(B|e$B!W$H!Ve(B^e$B!W$NM%@h=g0L$,e(BCe$B8@8le(B/C#/Javae$BEy$H0[$J$k$h$&$J$N$G$9$,!"$3e(B  
|e$B$l$O0U?^$5$l$?$b$N$J$N$G$7$g$&$+!#e(B

e$B$\*$$m$2$J5-21$K$h$l$Pe(BPerle$B$K9g$o$;$?$h$&$K;W$$$^$9!#e(B