# Re: Question mark in attr\_\*

**URL:** <https://www.ruby-forum.com/t/re-question-mark-in-attr/93912>\
**Category:** Ruby\
**Created:** [April 13, 2006, 8:04pm UTC](https://www.ruby-forum.com/t/re-question-mark-in-attr/93912 "2006-04-13T20:04:14Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![BergerS\_Daniel](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/bc8723/32.png) [@BergerS\_Daniel](https://www.ruby-forum.com/u/BergerS_Daniel)\
**Post date:** [April 13, 2006, 8:04pm UTC](https://www.ruby-forum.com/t/re-question-mark-in-attr/93912/1 "2006-04-13T20:04:14Z")

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> > Methods which return booleans end with a question mark, by
> 
> Then you can add a battr\_reader to any class…  
> pth

FYI, I brought this issue up at  
[http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/5796](http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/5796), where  
attr\_ methods did what you meant with regards to ‘?’ and ‘!’.

Regards,

Dan