# Round

**URL:** <https://www.ruby-forum.com/t/round/121525>\
**Category:** Ruby\
**Created:** [November 28, 2007, 6:15pm UTC](https://www.ruby-forum.com/t/round/121525 "2007-11-28T18:15:31Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Bober](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/b5e925/32.png) [@Bober](https://www.ruby-forum.com/u/Bober)\
**Post date:** [November 28, 2007, 6:15pm UTC](https://www.ruby-forum.com/t/round/121525/1 "2007-11-28T18:15:31Z")

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Hello,  
In my application form db I become double,  
for example 10 =\> 10.00 or 10.2 =\> 10.20

id it possible?  
Is there any function in Rails to it?

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<div class="post-metadata">

**Author:** ![Bober](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/b5e925/32.png) [@Bober](https://www.ruby-forum.com/u/Bober)\
**Post date:** [November 28, 2007, 7:25pm UTC](https://www.ruby-forum.com/t/round/121525/2 "2007-11-28T19:25:18Z")

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Bober wrote:

> Hello,  
> In my application form db I become double,  
> for example 10 =\> 10.00 or 10.2 =\> 10.20
> 
> id it possible?  
> Is there any function in Rails to it?

Pure ruby:

puts “%02.02f” % 10  
puts “%02.02f” % 10.2