title: Extjs to get all checkbox having id as abcd_xyz_2_*?
body: <p>I have list of check box as:</p>
  
  <p> test1
        test2
       test3</p>
  
  <p>is it possible to get all the checkbox having name "abcd_xyz_2_*" thru extjs.
  so that i can make them checked or unchecked </p>
  
  <p>THanks All</p>