How do I display the first letter as uppercase?

Question

I have fname and lname in my database, and a name could be stored as JOHN DOE or john DOE or JoHN dOE, but ultimately I want to display it as John Doe

fname being Jo

Answer 1

An example from php.net:

$bar = 'HELLO WORLD!';
$bar = ucfirst($bar);             // HELLO WORLD!
$bar = ucfirst(strtolower($bar)); // Hello world!

Bear in mind the notes about the locales though...