title: Hexadecimal code points from string in php
body: <p>I have a Greek text and I want to convert it to  Hexadecimal code points without spaces. Just one big string of text.</p>
  
  <p>This was exactly what I was looking for -> <a href="https://stackoverflow.com/questions/4721806/unicode-hexadecimal-code-points-for-php">Unicode Hexadecimal code points for PHP</a> but it doesn't provide the actual code how he did it.</p>