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Load value to dropdown from table in Ruby on Rails



Its very simple to load the table value to dropdown box in ruby on rails.
      
Syntax :   
             select(:model, :attribute, rails query)

Example :  

    Now you need to load the countries table table to drop down mean
          
             select(:Country, :cname, Country.all.collect {|c| [ c.name, c.id ] })

    Country => Its model name
    cname  => Field name
    Country.all  => Its load the all values to dropdown.
    Its like "SELECT *FROM COUNTRIES"
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