title: How to pass value from controller to model in ROR3.0?
body: <p>i m new to ROR3.0 
  controller code </p>
  
  <pre><code>def create
     @data = Checking.check(arg1,arg2,arg3,agr4)
  end
  </code></pre>
  
  <p>model code </p>
  
  <pre><code>def self.check
     @vl1=arg1
     @vl2=arg2
     @vl3=arg3
     @vl4=arg4
  end
  </code></pre>
  
  <p>how to pass value from controller to model </p>