3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace MyProject; var_dump($query); // Overloaded \var_dump($query); // Internal // We want to access the global Exception class // The following will not work because there's no class called Exception in the MyProject\Database namespace and unqualified class names do not have a fallback to global space // throw new Exception('Query failed!'); // Instead, we use a single backslash to indicate we want to resolve from global space throw new \Exception('ailed!'); function var_dump() { echo 'Overloaded global var_dump()!<br />'; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $query in /in/QnYA5 on line 4 Overloaded global var_dump()!<br /> Warning: Undefined variable $query in /in/QnYA5 on line 5 NULL Fatal error: Uncaught Exception: ailed! in /in/QnYA5:12 Stack trace: #0 {main} thrown in /in/QnYA5 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: query in /in/QnYA5 on line 4 Overloaded global var_dump()!<br /> Notice: Undefined variable: query in /in/QnYA5 on line 5 NULL Fatal error: Uncaught Exception: ailed! in /in/QnYA5:12 Stack trace: #0 {main} thrown in /in/QnYA5 on line 12
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.26
Overloaded global var_dump()!<br />NULL Fatal error: Uncaught Exception: ailed! in /in/QnYA5:12 Stack trace: #0 {main} thrown in /in/QnYA5 on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: query in /in/QnYA5 on line 4 Overloaded global var_dump()!<br /> Notice: Undefined variable: query in /in/QnYA5 on line 5 NULL Fatal error: Uncaught exception 'Exception' with message 'ailed!' in /in/QnYA5:12 Stack trace: #0 {main} thrown in /in/QnYA5 on line 12
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/QnYA5 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/QnYA5 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/QnYA5 on line 2
Process exited with code 255.
preferences:
336.1 ms | 401 KiB | 459 Q