3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 1; $i < 1000; $i++) { $varArray1[] = $i ** ($i * 2); if($i%2==0) $varArray2[] = $i ** ($i * 2); else $varArray2[] = $i ** ($i * 4); } array_diff($varArray1,$varArray2);
Output for 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '*' in /in/VDcuv on line 3
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 '*' in /in/VDcuv on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/VDcuv on line 3
Process exited with code 255.
preferences:
239.54 ms | 401 KiB | 340 Q