# Difference between erb and eruby, etc

**URL:** <https://www.ruby-forum.com/t/difference-between-erb-and-eruby-etc/162686>\
**Category:** Ruby\
**Created:** [March 12, 2009, 7:23pm UTC](https://www.ruby-forum.com/t/difference-between-erb-and-eruby-etc/162686 "2009-03-12T19:23:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Xeno\_C](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/x/958977/32.png) [@Xeno\_C](https://www.ruby-forum.com/u/Xeno_C)\
**Post date:** [March 12, 2009, 7:23pm UTC](https://www.ruby-forum.com/t/difference-between-erb-and-eruby-etc/162686/1 "2009-03-12T19:23:54Z")

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I got some questions about this:

1. Is there a good long term reason for there being an eruby and an  
erb?
2. In Rails, I get to use the -%\> construct, but not in my .rhtml  
files…???
3. Are there other advantages to eruby or erb over their alternate?