I'm building an application in PHP and when outputting HTML tags, it shows the tags.. So for example:

  echo "<b>Hello world</b>";

I would expect Hello world to be in bold.. But no, I get:

<b>Hello world</b> as the output

Any ideas please?

I'm an idiot :)

commented: not going to argue, but the silliness of the questin is at least offset in part by finding the answer yourself +12