$req: 1; $opt: 0; number of params: 0
$req: 1; $opt: 2; number of params: 0
$req: 1; $opt: 2; number of params: 1
$req: 1; $opt: 2; number of params: 2
$req: 1; $opt: 2; number of params: 3
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/aRPbK on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/aRPbK on line 2
Process exited with code 255.