3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $_sqlStatements = []; public function __sleep() { return ['_sqlStatements']; } } 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)
8.5.30.0120.00519.30
8.5.20.0110.00618.03
8.5.10.0090.00816.59
8.5.00.0120.01019.75
8.4.180.0130.00919.55
8.4.170.0120.00920.43
8.4.160.0120.01022.22
8.4.150.0020.00014.05
8.4.140.0130.00717.43
8.4.130.0120.00818.00
8.4.120.0150.00624.12
8.4.110.0110.01017.72
8.4.100.0100.00718.73
8.4.90.0100.01018.91
8.4.80.0100.01018.37
8.4.70.0080.00718.15
8.4.60.0130.00719.03
8.4.50.0090.00818.39
8.4.40.0160.00317.55
8.4.30.0090.00918.64
8.4.20.0160.00320.82
8.4.10.0030.00619.42
8.3.300.0110.00820.82
8.3.290.0130.00920.75
8.3.280.0140.00618.32
8.3.270.0100.00916.41
8.3.260.0100.00916.47
8.3.250.0130.00518.74
8.3.240.0140.00616.97
8.3.230.0120.00616.51
8.3.220.0120.00518.89
8.3.210.0080.00816.41
8.3.200.0040.00416.68
8.3.190.0100.00817.16
8.3.180.0130.00716.83
8.3.170.0140.00420.58
8.3.160.0090.00918.22
8.3.150.0060.00317.20
8.3.140.0180.00018.38
8.3.130.0060.00318.38
8.3.120.0080.00420.84
8.3.110.0080.01120.94
8.3.100.0070.00324.06
8.3.90.0070.01026.77
8.3.80.0110.00017.97
8.3.70.0070.00718.31
8.3.60.0140.00718.39
8.3.50.0100.00716.44
8.3.40.0040.01120.00
8.3.30.0100.00318.59
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.300.0140.00622.16
8.2.290.0060.00620.19
8.2.280.0110.00818.14
8.2.270.0110.00717.01
8.2.260.0110.00716.48
8.2.250.0080.00018.52
8.2.240.0040.00418.73
8.2.230.0100.00622.58
8.2.220.0090.00037.54
8.2.210.0120.00426.77
8.2.200.0030.00616.38
8.2.190.0110.00416.75
8.2.180.0090.00916.50
8.2.170.0110.00418.61
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0030.00524.66
8.2.130.0050.00226.16
8.2.120.0000.01118.61
8.2.110.0200.00022.23
8.2.100.0080.01220.61
8.2.90.0220.01118.83
8.2.80.0220.00318.36
8.2.70.0280.00718.60
8.2.60.0300.00318.33
8.2.50.0200.00720.02
8.2.40.0120.01218.57
8.2.30.0120.01518.52
8.2.20.0180.00718.82
8.2.10.0210.00718.85
8.2.00.0170.01019.08
8.1.340.0160.00819.85
8.1.330.0120.00722.16
8.1.320.0050.00616.16
8.1.310.0070.01116.16
8.1.300.0150.00417.79
8.1.290.0030.00630.84
8.1.280.0100.01025.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0220.01118.52
8.1.230.0320.00418.37
8.1.220.0170.00718.29
8.1.210.0200.00419.82
8.1.200.0150.00418.32
8.1.190.0090.00618.27
8.1.180.0140.01118.37
8.1.170.0080.00518.16
8.1.160.0110.00018.56
8.1.150.0120.00020.25
8.1.140.0090.00318.55
8.1.130.0100.00318.43
8.1.120.0090.00318.37
8.1.110.0120.00019.63
8.1.100.0110.00418.31
8.1.90.0100.00318.26
8.1.80.0080.00518.37
8.1.70.0110.00018.63
8.1.60.0120.00318.55
8.1.50.0130.00318.44
8.1.40.0120.00018.59
8.1.30.0150.00918.89
8.1.20.0180.00418.59
8.1.10.0120.00618.64
8.1.00.0060.01018.64
8.0.300.0180.00917.65
8.0.290.0150.00017.77
8.0.280.0100.00317.84
8.0.270.0110.00417.65
8.0.260.0160.00718.21
8.0.250.0110.00417.83
8.0.240.0070.00717.93
8.0.230.0070.01118.10
8.0.220.0320.00017.82
8.0.210.0250.00017.77
8.0.200.0120.00317.79
8.0.190.0200.00018.27
8.0.180.0160.00917.76
8.0.170.0130.00317.75
8.0.160.0110.00417.66
8.0.150.0240.00317.76
8.0.140.0160.00817.46
8.0.130.0110.00718.18
8.0.120.0180.00717.63
8.0.110.0080.01617.88
8.0.100.0240.00417.80
8.0.90.0200.00317.79
8.0.80.0110.00417.70
8.0.70.0300.00417.51
8.0.60.0230.00418.01
8.0.50.0260.00717.54
8.0.30.0180.00918.21
8.0.20.0260.00317.83
8.0.10.0200.00017.82

preferences:
31.58 ms | 403 KiB | 5 Q