title: Number Decimal Format
body: <p>I have a textbox and user enter a number in it. I want to allow 2 decimal digits.</p>
  
  <p>For example; number: 12,256 -> I want to allow 12,25 not 3 digits after comma(2 number after comma). How can I do it?</p>
  
  <p>Thanks,
  John</p>