3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $_sqlStatements; protected $sqlStatements; public function __sleep() { return ["\0*\0sqlStatements"]; } } class B extends A {} var_dump(serialize(new B));

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)
8.5.10.0090.01316.58
8.5.00.0120.00819.93
8.4.150.0070.00516.83
8.4.140.0140.00817.55
8.4.130.0130.00717.86
8.4.120.0130.00620.78
8.4.110.0040.00522.56
8.4.100.0130.00817.54
8.4.90.0120.00918.65
8.4.80.0080.01117.66
8.4.70.0120.00817.55
8.4.60.0150.00818.57
8.4.50.0100.00617.57
8.4.40.0130.00717.43
8.4.30.0140.00718.86
8.4.20.0000.01920.54
8.4.10.0030.00619.28
8.3.280.0110.00918.22
8.3.270.0150.00516.48
8.3.260.0130.00716.73
8.3.250.0120.00618.89
8.3.240.0120.00716.32
8.3.230.0130.00416.44
8.3.220.0040.00616.98
8.3.210.0110.00816.52
8.3.200.0040.00516.46
8.3.190.0130.00517.22
8.3.180.0060.00818.27
8.3.170.0090.00918.76
8.3.160.0130.00618.27
8.3.150.0070.01118.27
8.3.140.0060.01220.48
8.3.130.0120.00618.30
8.3.120.0040.00418.93
8.3.110.0060.00320.94
8.3.100.0050.00318.31
8.3.90.0040.00418.22
8.3.80.0090.00018.31
8.3.70.0150.00916.13
8.3.60.0130.01018.43
8.3.50.0070.01118.37
8.3.40.0070.00721.91
8.3.30.0180.00418.77
8.3.20.0080.00024.18
8.3.10.0000.00724.66
8.3.00.0040.00426.16
8.2.290.0050.00420.54
8.2.280.0120.00719.79
8.2.270.0070.01117.20
8.2.260.0080.00019.98
8.2.250.0090.00916.49
8.2.240.0130.00718.73
8.2.230.0060.00922.58
8.2.220.0060.00324.06
8.2.210.0090.00626.77
8.2.200.0040.00718.29
8.2.190.0130.00616.58
8.2.180.0150.00616.32
8.2.170.0060.01318.99
8.2.160.0120.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00526.29
8.2.120.0040.00419.70
8.2.110.0160.00620.54
8.2.100.0000.01119.14
8.2.90.0140.00418.80
8.2.80.0080.00818.38
8.2.70.0120.00418.68
8.2.60.0120.00418.69
8.2.50.0100.00319.98
8.2.40.0050.01018.83
8.2.30.0110.00318.47
8.2.20.0090.00418.82
8.2.10.0110.00318.94
8.2.00.0140.00018.91
8.1.330.0120.00620.23
8.1.320.0100.00916.18
8.1.310.0040.01116.77
8.1.300.0060.01319.43
8.1.290.0040.00830.84
8.1.280.0070.01125.92
8.1.270.0000.00824.66
8.1.260.0080.00026.35
8.1.250.0030.00328.09
8.1.240.0090.00518.49
8.1.230.0110.00418.43
8.1.220.0130.00018.49
8.1.210.0100.00319.87
8.1.200.0070.00718.41
8.1.190.0120.00318.31
8.1.180.0100.00518.39
8.1.170.0080.00618.48
8.1.160.0120.00018.37
8.1.150.0040.00820.27
8.1.140.0100.00318.36
8.1.130.0120.00318.18
8.1.120.0050.01018.46
8.1.110.0060.00619.45
8.1.100.0090.00918.32
8.1.90.0090.00618.32
8.1.80.0110.00418.31
8.1.70.0140.00018.28
8.1.60.0070.01118.57
8.1.50.0160.00018.56
8.1.40.0120.00018.85
8.1.30.0120.00018.69
8.1.20.0160.00018.41
8.1.10.0130.00018.56
8.1.00.0130.00018.39
8.0.300.0120.00317.82
8.0.290.0100.00517.88
8.0.280.0150.00017.83
8.0.270.0160.00017.65
8.0.260.0050.00518.42
8.0.250.0110.00417.88
8.0.240.0050.00917.88
8.0.230.0120.00018.09
8.0.220.0110.00417.75
8.0.210.0110.00417.68
8.0.200.0150.00017.87
8.0.190.0060.00618.27
8.0.180.0120.00317.82
8.0.170.0120.00317.70
8.0.160.0060.00917.76
8.0.150.0060.00917.57
8.0.140.0120.00317.68
8.0.130.0100.00318.08
8.0.120.0120.00317.70
8.0.110.0070.00717.88
8.0.100.0150.00017.75
8.0.90.0110.00417.61
8.0.80.0110.00417.69
8.0.70.0080.00817.70
8.0.60.0060.00617.98
8.0.50.0110.00417.75
8.0.30.0120.00018.16
8.0.20.0150.00017.70
8.0.10.0070.00717.88

preferences:
42.63 ms | 403 KiB | 5 Q