3v4l.org

run code in 300+ PHP versions simultaneously
<?php //factorial.php $n = $argv[1]; $factorial = array_product(range(1, $n)); echo $factorial . "\n"; //direct output printf("%g\n", $factorial); //force scientific notation
Output for 8.3.0 - 8.3.6
Warning: Undefined array key 1 in /in/UsE0h on line 2 Deprecated: range(): Passing null to parameter #2 ($end) of type string|int|float is deprecated in /in/UsE0h on line 3 0 0
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Undefined array key 1 in /in/UsE0h on line 2 0 0
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 1 in /in/UsE0h on line 2 0 0
Output for 7.3.32 - 7.3.33
0 0
Output for 5.2.1 - 5.2.17
Notice: Undefined offset: 1 in /in/UsE0h on line 2 0 0
Output for 5.1.1 - 5.1.6, 5.2.0
Notice: Undefined offset: 1 in /in/UsE0h on line 2 0
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/UsE0h on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Notice: Undefined offset: 1 in /in/UsE0h on line 2 Fatal error: Call to undefined function array_product() in /in/UsE0h on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Notice: Undefined offset: 1 in /in/UsE0h on line 2 Fatal error: Call to undefined function: array_product() in /in/UsE0h on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Notice: Undefined offset: 1 in /in/UsE0h on line 2 Fatal error: Call to undefined function: array_product() in /in/UsE0h on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Undefined variable: argv in /in/UsE0h on line 2 Fatal error: Call to undefined function: array_product() in /in/UsE0h on line 3
preferences:
230.26 ms | 401 KiB | 312 Q