title: how to identify enter character in input?
body: <p>I want to identify enter character in one input text and action one work.but I'm new in jquery and css.</p>
  
  <p>I want when enter certain word in input text can identify Unicode this word (for example if this word was Arabic direction this input to be 'rtl' and if this word was English direction to be 'ltr' also if this enter word was numbers direction to be 'ltr')</p>
  
  <p>I don't know about it. please tell me about. </p>