title: Shell script : How to cut part of a string
body: <p>I have following string</p>
  
  <pre><code>â   â³ eGalax Inc. USB TouchController          id=9    [slave  pointer  (2)]
  â   â³ eGalax Inc. USB TouchController          id=10   [slave  pointer  (2)]
  </code></pre>
  
  <p>and would like to get the list of id ? How this can be done using sed or something else ? </p>