title: How to make characters non editable in primefaces inputmask
body: <p>First two characters should be non editable.</p>
  
  <p>Example: input string length has to be 4:  text box "TEXT"</p>
  
  <p>User can change only "XT" not "TE";</p>
  
  <p>Edited: TEXT can AAAA, aaaa, aa90, 9a09, String can be anything.</p>
  
  <p>User can change only last two character and first two character could be anything.</p>
  
  <p>We can use p:inputtext or p:inputmask</p>
  
  <p>Thanks </p>