3v4l.org

run code in 300+ PHP versions simultaneously
vars.php <?php global $i = 10; global $t = 20; global $e = 0; echo "I: $i"; echo "T: $t"; echo "E: $e"; addition(); echo "E: $e"; function addition() { $e = $i+$t; } ?>
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.20
Parse error: syntax error, unexpected '=', expecting ',' or ';' in /in/g8gAU on line 3
Process exited with code 255.
preferences:
187.91 ms | 1395 KiB | 56 Q