title: How to check first word of string is in Capital in PHP?
body: <p>I want to check first word of string is in Capital or not. How can we check that in php.</p>
  <p>Let say string is :</p>
  <p>HELLO how are you.</p>
  <p>now in that case i want to check HELLO is in Caps or not. How can we check that in PHP.</p>