3v4l.org

run code in 500+ PHP versions simultaneously
<?php $history = new \stdClass(); var_dump($history->tier->name ?? 'Unknown Plan'); $history->tier = new \stdClass(); var_dump($history->tier->name ?? 'Unknown Plan'); $history->tier->name = null; var_dump($history->tier->name ?? 'Unknown Plan'); $history->tier = null; var_dump($history->tier->name ?? 'Unknown Plan'); $history->tier = 42; var_dump($history->tier->name ?? 'Unknown Plan');
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
string(12) "Unknown Plan" string(12) "Unknown Plan" string(12) "Unknown Plan" string(12) "Unknown Plan" string(12) "Unknown Plan"
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
Parse error: syntax error, unexpected '?' in /in/VB0jr on line 4
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
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/VB0jr on line 3 Parse error: syntax error, unexpected '?' in /in/VB0jr on line 4
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
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/VB0jr on line 3 Parse error: parse error, unexpected '?' in /in/VB0jr on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/VB0jr on line 3 Parse error: parse error in /in/VB0jr on line 4
Process exited with code 255.

preferences:
86.27 ms | 2767 KiB | 4 Q