3v4l.org

run code in 500+ PHP versions simultaneously
<?php function add(int $a, int $b): int { return $a + $b; } echo add($a = add($a = 2, $a), $a = add($a, $a)) + $a . "\n"; var_dump($a);

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)
8.5.70.0040.00316.97
8.5.60.0100.00716.91
8.5.50.0110.00616.75
8.5.30.0090.00818.06
8.5.20.0130.00619.99
8.5.10.0120.00516.70
8.5.00.0120.00919.77
8.4.220.0120.00921.27
8.4.210.0040.00519.48
8.4.180.0120.00919.65
8.4.170.0130.00923.95
8.4.160.0160.00523.94
8.4.150.0060.00616.89
8.4.140.0130.00817.62
8.4.130.0100.01117.59
8.4.120.0050.00417.58
8.4.110.0100.01118.54
8.4.100.0130.00817.88
8.4.90.0160.00420.43
8.4.80.0060.00218.89
8.4.70.0140.00620.40
8.4.60.0110.01020.48
8.4.50.0130.00718.56
8.4.40.0060.00917.80
8.4.30.0430.01117.38
8.4.20.0430.00617.55
8.4.10.0400.00717.47
8.3.310.0080.01318.25
8.3.300.0110.01118.30
8.3.290.0130.00820.82
8.3.280.0130.01018.39
8.3.270.0160.00716.79
8.3.260.0110.00816.91
8.3.250.0150.00319.04
8.3.240.0100.00916.46
8.3.230.0120.00816.43
8.3.220.0120.00618.80
8.3.210.0100.00916.48
8.3.200.0040.00416.57
8.3.190.0070.00817.18
8.3.180.0120.00718.67
8.3.170.0070.00017.32
8.3.160.0320.01316.32
8.3.150.0390.00616.66
8.3.140.0280.01816.24
8.3.130.0300.01016.75
8.3.120.0260.01516.75
8.3.110.0300.01216.27
8.3.100.0410.00616.42
8.3.90.0410.00616.44
8.3.80.0390.00716.52
8.3.70.0350.01016.37
8.3.60.0350.01016.67
8.3.50.0380.00016.34
8.3.40.0320.00717.34
8.3.30.0250.01117.23
8.3.20.0200.01617.38
8.3.10.0290.00717.59
8.3.00.0130.00817.57
8.2.310.0100.01018.06
8.2.300.0140.00618.07
8.2.290.0100.00920.44
8.2.280.0090.00618.23
8.2.270.0250.01116.86
8.2.260.0280.00716.77
8.2.250.0350.00316.68
8.2.240.0350.00316.21
8.2.230.0200.01716.45
8.2.220.0240.01416.65
8.2.210.0210.01816.40
8.2.200.0340.00516.34
8.2.190.0350.00316.59
8.2.180.0300.00916.60
8.2.170.0330.01717.87
8.2.160.0350.00317.40
8.2.150.0330.00717.61
8.2.140.0410.00017.32
8.2.130.0300.01017.49
8.2.120.0380.00417.36
8.2.110.0320.00717.40
8.2.100.0290.01117.66
8.2.90.0290.01017.52
8.2.80.0420.00617.16
8.2.70.0430.00017.36
8.2.60.0230.01517.50
8.2.50.0290.00817.62
8.2.40.0220.01217.40
8.2.30.0290.00717.09
8.2.20.0260.01017.43
8.2.10.0330.00417.36
8.2.00.0280.00817.42
8.1.340.0120.01021.71
8.1.320.0090.00918.08

preferences:
44.49 ms | 865 KiB | 5 Q