This is my console code irb(main):001:0> (2.08*100).round / 100.0 => 2.08
but i what i was expecting is like if i give input as 2.08 i need my output as 2.1 and i give i/p as 2.04 i need my output as 2.0 On Wed, Sep 12, 2012 at 3:02 PM, Jim Ruther Nill <[email protected]> wrote: > > > On Wed, Sep 12, 2012 at 4:25 PM, keerthi priya < > [email protected]> wrote: > >> Hi all >> i am trying to use round method if have a value 2.08 i want it as 2.1 and >> it worked in 1.9.2 but not in 1.8.7 is there any other way of doing it. >> >> >> USING 1.9.2 >> >> 1.9.2p320 :001 > 2.08.round(1) >> => 2.1 >> 1.9.2p320 :002 > 2.04.round(1) >> => 2.0 >> >> USING 1.8.7 >> >> irb(main):001:0> 2.08.round >> => 2 >> irb(main):002:0> 2.08.round(1) >> ArgumentError: wrong number of arguments (1 for 0) >> from (irb):2:in `round' >> from (irb):2 >> from :0 >> i can able to use round but not with one decimal >> >> Can any tell how can i get round(1) in 1.8.7 >> > > I think this thread explains vijaya's answer better > http://stackoverflow.com/questions/2054217/rounding-float-in-ruby > > >> >> Cheers, >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Ruby on Rails: Talk" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/rubyonrails-talk/-/Xj8YzOKl2oAJ. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > > > -- > ------------------------------------------------------------- > visit my blog at http://jimlabs.heroku.com > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
