3v4l.org

run code in 500+ PHP versions simultaneously
<?php $array = range('a', 'z'); echo implode('', array_slice($array, 2, 3)).PHP_EOL; // cde echo implode('', array_slice($array, 2, 0)).PHP_EOL; // (nothing) echo implode('', array_slice($array, 2, 1000)).PHP_EOL; // the rest echo implode('', array_slice($array, 2, null)).PHP_EOL; // the rest echo implode('', array_slice($array, 2)).PHP_EOL; // the rest

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.90.0290.01116.48
8.5.80.0360.00616.65
8.5.70.0340.00816.66
8.5.60.0340.00616.62
8.5.50.0330.00816.60
8.5.40.0320.00816.46
8.5.30.0320.00916.36
8.5.20.0350.00716.73
8.5.10.0380.00516.34
8.5.00.0140.00616.60
8.4.240.0290.01419.36
8.4.230.0370.00919.15
8.4.220.0310.01119.38
8.4.210.0370.00719.46
8.4.200.0300.00819.60
8.4.190.0310.00919.48
8.4.180.0340.00919.40
8.4.170.0370.00919.58
8.4.160.0380.01019.41
8.4.150.0160.00419.54
8.4.140.0140.00717.52
8.4.130.0360.00817.68
8.4.120.0290.01317.61
8.4.110.0340.00917.65
8.4.100.0350.00917.80
8.4.90.0290.00717.73
8.4.80.0400.00517.68
8.4.70.0350.00917.75
8.4.60.0430.00817.66
8.4.50.0360.01017.64
8.4.40.0360.01217.38
8.4.30.0370.00717.36
8.4.20.0360.01017.44
8.4.10.0440.01017.22
8.3.330.0220.00218.35
8.3.320.0260.00618.29
8.3.310.0260.00618.30
8.3.300.0150.00418.34
8.3.290.0310.01118.24
8.3.280.0310.01118.45
8.3.270.0330.00916.59
8.3.260.0340.00816.68
8.3.250.0330.00916.65
8.3.240.0420.01016.41
8.3.230.0320.01116.73
8.3.220.0250.00816.67
8.3.210.0230.01116.51
8.3.200.0320.00916.59
8.3.190.0360.01116.47
8.3.180.0330.01216.39
8.3.170.0360.00716.66
8.3.160.0380.00516.61
8.3.150.0410.00516.34
8.3.140.0340.00916.47
8.3.130.0260.01116.63
8.3.120.0310.00716.63
8.3.110.0340.00716.67
8.3.100.0330.00616.60
8.3.90.0340.01016.61
8.3.80.0350.00916.27
8.3.70.0340.00616.46
8.3.60.0320.00816.63
8.3.50.0310.01016.73
8.3.40.0350.01017.75
8.3.30.0310.00617.67
8.3.20.0260.01017.66
8.3.10.0260.00617.86
8.3.00.0260.00917.65
8.2.330.0500.01117.56
8.2.320.0320.00517.75
8.2.310.0290.00917.75

preferences:
55.68 ms | 773 KiB | 5 Q