W3Schools Tryit Editor

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<!DOCTYPE html><html><body>​<?php   // if empty($user) = TRUE, set $status = "anonymous"   echo $status = (empty($user)) ? "anonymous" : "logged in";   echo("<br>");​   $user = "John Doe";   // if empty($user) = FALSE, set $status = "logged in"   echo $status = (empty($user)) ? "anonymous" : "logged in";?>  ​</body></html>​