Rails - Aug 2006 - how to check if the value is repeated?

hi!

as the subject says, :P how can i check if a value is already in a 
table??

ty!!

-- 
Posted via http://www.ruby-forum.com/.

if (Modelname.find_by_columnname(..value_to_check..))
  # another entry exists with columnname === value to check
else
  # no other entry exists with columnname === value to check
end

vincent vega wrote:
> hi!
> 
> as the subject says, :P how can i check if a value is already in a 
> table??
> 
> ty!!

-- 
Posted via http://www.ruby-forum.com/.

This may come in handy:

validate_uniqueness_of :column_name

Max

On 8/18/06, Stephan Wehner <stephan@buckmaster.ca>
wrote:
> if (Modelname.find_by_columnname(..value_to_check..))
>   # another entry exists with columnname === value to check
> else
>   # no other entry exists with columnname === value to check
> end
>
> vincent vega wrote:
> > hi!
> >
> > as the subject says, :P how can i check if a value is already in a
> > table??
> >
> > ty!!
>
>
> --
> Posted via http://www.ruby-forum.com/.
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