3v4l.org

run code in 300+ PHP versions simultaneously
<?php class P{ public $foo; } class C extends P { public $lol; public function getFields() { var_dump(array_keys(get_class_vars(get_class(self)))); return array_keys(get_class_vars(__CLASS__)); } } $c = new C(); var_dump($c->getFields());

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)
8.3.60.0120.00318.30
8.3.50.0110.01121.14
8.3.40.0100.00618.67
8.3.30.0130.00618.82
8.3.20.0050.00318.81
8.3.10.0050.00320.48
8.3.00.0030.00617.47
8.2.180.0150.00316.50
8.2.170.0100.01022.96
8.2.160.0100.01018.84
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00019.77
8.2.110.0100.00021.13
8.2.100.0060.00617.91
8.2.90.0060.00319.08
8.2.80.0080.00018.03
8.2.70.0060.00317.50
8.2.60.0000.00817.93
8.2.50.0050.00318.07
8.2.40.0000.00818.16
8.2.30.0030.00619.84
8.2.20.0000.00817.70
8.2.10.0000.00717.80
8.2.00.0000.00717.76
8.1.280.0120.00925.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0070.00420.64
8.1.230.0040.00820.88
8.1.220.0000.00918.77
8.1.210.0050.00318.91
8.1.200.0060.00317.35
8.1.190.0030.00617.53
8.1.180.0000.00718.10
8.1.170.0040.00418.85
8.1.160.0000.00718.91
8.1.150.0060.00318.70
8.1.140.0030.00517.46
8.1.130.0030.00317.84
8.1.120.0000.00717.55
8.1.110.0050.00317.49
8.1.100.0000.00817.37
8.1.90.0030.00317.48
8.1.80.0000.00717.38
8.1.70.0030.00317.50
8.1.60.0030.00617.63
8.1.50.0070.00017.49
8.1.40.0080.00017.50
8.1.30.0040.00417.67
8.1.20.0000.00817.54
8.1.10.0000.00817.48
8.1.00.0040.00417.38
8.0.300.0040.00419.91
8.0.290.0040.00416.75
8.0.280.0070.00018.46
8.0.270.0040.00417.16
8.0.260.0060.00016.81
8.0.250.0000.00717.00
8.0.240.0070.00017.07
8.0.230.0000.00817.12
8.0.220.0050.00516.96
8.0.210.0030.00316.84
8.0.200.0000.00616.92
8.0.190.0000.00716.92
8.0.180.0040.00417.02
8.0.170.0030.00616.88
8.0.160.0000.00716.99
8.0.150.0030.00616.88
8.0.140.0080.00316.95
8.0.130.0030.00313.43
8.0.120.0050.00216.96
8.0.110.0060.00317.03
8.0.100.0040.00416.87
8.0.90.0050.00217.04
8.0.80.0120.00616.91
8.0.70.0040.00416.86
8.0.60.0030.00516.80
8.0.50.0070.00016.86
8.0.30.0080.01117.04
8.0.20.0110.00817.43
8.0.10.0040.00417.12
8.0.00.0070.01116.80
7.4.330.0060.00013.43
7.4.320.0030.00316.50
7.4.300.0000.00616.60
7.4.290.0050.00216.60
7.4.280.0080.00016.42
7.4.270.0050.00216.54
7.4.260.0040.00413.27
7.4.250.0070.00016.60
7.4.240.0080.00016.41
7.4.230.0000.00716.61
7.4.220.0030.01516.58
7.4.210.0080.01016.59
7.4.200.0000.00716.59
7.4.190.0030.00316.57
7.4.160.0030.01316.53
7.4.150.0030.01517.40
7.4.140.0060.01117.22
7.4.130.0130.01016.57
7.4.120.0070.01016.57
7.4.110.0090.01516.57
7.4.100.0210.00416.46
7.4.90.0170.00016.47
7.4.80.0030.01319.03
7.4.70.0130.00716.64
7.4.60.0130.00416.62
7.4.50.0030.00616.50
7.4.40.0150.00422.27
7.4.30.0110.00516.59
7.4.00.0060.00914.99
7.3.330.0030.00313.16
7.3.320.0000.00613.25
7.3.310.0080.00016.17
7.3.300.0000.00716.31
7.3.290.0120.00316.36
7.3.280.0070.00816.30
7.3.270.0080.00917.40
7.3.260.0140.00418.24
7.3.250.0060.01216.46
7.3.240.0100.00616.48
7.3.230.0060.01016.39
7.3.210.0030.01416.55
7.3.200.0130.00719.39
7.3.190.0100.00616.38
7.3.180.0060.00916.22
7.3.170.0160.00616.36
7.3.160.0060.00916.36
7.3.120.0110.00614.77
7.3.110.0130.00314.67
7.3.100.0140.00314.97
7.3.90.0130.00314.95
7.3.80.0050.00415.03
7.3.70.0030.01014.51
7.3.60.0060.00614.63
7.3.50.0090.00314.84
7.3.40.0040.01214.85
7.3.30.0080.00414.68
7.3.20.0030.01016.64
7.3.10.0040.01116.60
7.3.00.0060.00916.61
7.2.330.0160.00616.79
7.2.320.0110.01116.50
7.2.310.0120.00616.46
7.2.300.0130.01016.46
7.2.290.0100.00716.66
7.2.250.0070.01114.88
7.2.240.0100.01015.25
7.2.230.0000.01714.95
7.2.220.0060.00915.16
7.2.210.0060.00915.10
7.2.200.0050.00515.01
7.2.190.0000.01614.79
7.2.180.0030.01314.96
7.2.170.0090.00615.01
7.2.60.0030.00716.61
7.2.00.0080.00819.37
7.1.330.0080.00815.50
7.1.320.0030.00915.90
7.1.310.0080.00815.66
7.1.300.0100.00315.39
7.1.290.0060.00915.51
7.1.280.0060.00315.61
7.1.270.0060.00615.70
7.1.260.0030.01215.72
7.1.200.0030.00615.46
7.1.100.0030.00617.99
7.1.70.0040.00417.01
7.1.60.0170.00719.40
7.1.50.0120.00916.89
7.1.00.0100.04722.47
7.0.200.0230.00814.40
7.0.140.0070.07022.15
7.0.60.0100.03719.79
7.0.50.0030.06317.88
7.0.40.3070.04720.13
7.0.30.3370.05020.09
7.0.20.4230.04320.10
7.0.10.4370.04320.23
7.0.00.3300.04020.16
5.6.280.0100.06721.09
5.6.210.0100.03320.72
5.6.200.0130.04718.29
5.6.190.2770.05320.55
5.6.180.3670.03720.71
5.6.170.4330.03720.47
5.6.160.3300.03720.51
5.6.150.3500.04320.53
5.6.140.3430.04020.21
5.6.130.3270.04020.34
5.6.120.1600.07320.28
5.6.110.0030.04020.24
5.6.100.4000.04020.33
5.6.90.3430.04020.26
5.6.80.3370.03719.74
5.6.70.3530.03719.65
5.6.60.4270.03719.67
5.6.50.3730.04019.77
5.6.40.3730.04319.66
5.6.30.3770.03719.71
5.6.20.4000.03719.63
5.6.10.3870.04019.66
5.6.00.4230.04019.72
5.5.350.0100.07720.43
5.5.340.0070.05318.00
5.5.330.0670.04020.30
5.5.320.3730.04020.36
5.5.310.3930.03720.28
5.5.300.3630.04020.07
5.5.290.3630.04320.10
5.5.280.0030.05320.11
5.5.270.0070.05020.08
5.5.260.3870.05020.02
5.5.250.3500.03719.99
5.5.240.3400.03719.57
5.5.230.4300.03319.55
5.5.220.4230.04019.50
5.5.210.3300.04019.49
5.5.200.3930.03319.54
5.5.190.3930.04319.51
5.5.180.4130.04019.50
5.5.160.4170.04719.46
5.5.150.4270.03719.46
5.5.140.4200.03719.44
5.5.130.3570.03719.46
5.5.120.3370.03319.50
5.5.110.3800.04019.67
5.5.100.3770.03719.37
5.5.90.3630.04319.32
5.5.80.3470.04019.63
5.5.70.4270.04719.42
5.5.60.4330.04019.39
5.5.50.3930.04019.34
5.5.40.4100.03719.36
5.5.30.3930.04019.31
5.5.20.4070.04719.38
5.5.10.3130.04019.41
5.5.00.0030.07319.31
5.4.450.3500.04319.45
5.4.440.0070.08019.38
5.4.430.1530.05019.39
5.4.420.4000.04319.30
5.4.410.3600.03319.37
5.4.400.3800.03318.98
5.4.390.4330.04019.02
5.4.380.3870.03718.97
5.4.370.3570.03018.98
5.4.360.3700.04019.12
5.4.350.3600.03718.99
5.4.340.3930.03319.06
5.4.320.4230.04018.96
5.4.310.4230.03719.05
5.4.300.4270.04319.05
5.4.290.4400.04019.05
5.4.280.3570.03719.09
5.4.270.3630.03719.02
5.4.260.3700.04019.03
5.4.250.3270.03319.02
5.4.240.3800.04019.05
5.4.230.3930.03319.03
5.4.220.3870.04019.12
5.4.210.4100.03719.13
5.4.200.4270.03719.09
5.4.190.4330.03319.09
5.4.180.3530.03319.11
5.4.170.0130.07019.09
5.4.160.2130.05319.04
5.4.150.3530.03719.08
5.4.140.3530.04016.45
5.4.130.3830.03716.36
5.4.120.3630.04016.37
5.4.110.3200.04016.46
5.4.100.3270.03716.48
5.4.90.3400.02716.51
5.4.80.3370.03316.45
5.4.70.3370.03316.42
5.4.60.3330.03316.40
5.4.50.0030.03316.44
5.4.40.3400.03316.50
5.4.30.3230.03716.42
5.4.20.3370.03716.43
5.4.10.3970.03316.40
5.4.00.4130.03015.74
5.3.290.3670.04014.77
5.3.280.3930.04314.66
5.3.270.0030.04314.71
5.3.260.3370.03714.65
5.3.250.3930.04314.65
5.3.240.3600.03314.61
5.3.230.3570.04014.65
5.3.220.3730.04714.41
5.3.210.3400.04314.56
5.3.200.3330.03714.57
5.3.190.3270.04014.60
5.3.180.3300.03314.61
5.3.170.3400.03714.52
5.3.160.1470.03014.61
5.3.150.0030.04014.52
5.3.140.0070.03314.57
5.3.130.3300.03714.57
5.3.120.3170.04314.58
5.3.110.3870.03714.64
5.3.100.4330.04014.07
5.3.90.4130.03314.03
5.3.80.3970.03714.07
5.3.70.4270.03714.05
5.3.60.4300.03714.02
5.3.50.4370.03013.98
5.3.40.4300.03713.94
5.3.30.4170.04313.97
5.3.20.4370.03013.62
5.3.10.4330.02713.73
5.3.00.4330.03313.73
5.2.170.3630.02711.20
5.2.160.3530.03311.19
5.2.150.3700.02711.14
5.2.140.3270.03011.11
5.2.130.3370.03311.01
5.2.120.3700.03011.15
5.2.110.3630.03011.10
5.2.100.3570.03011.15
5.2.90.3230.02711.09
5.2.80.3700.02711.10
5.2.70.3370.02711.00
5.2.60.3200.02711.09
5.2.50.3500.02711.01
5.2.40.2970.03010.95
5.2.30.3070.02311.19
5.2.20.3170.02011.06
5.2.10.2770.02310.71
5.2.00.2870.02710.73
5.1.60.3130.0179.94
5.1.50.2830.02310.07
5.1.40.2930.03010.05
5.1.30.2700.01710.40
5.1.20.2970.02310.38
5.1.10.2900.02710.12
5.1.00.2630.02310.12
5.0.50.1400.0208.52
5.0.40.1330.0208.51
5.0.30.1330.0308.30
5.0.20.1400.0178.19
5.0.10.1370.0208.20
5.0.00.1230.0378.14
4.4.90.1730.0175.82
4.4.80.1330.0105.87
4.4.70.1670.0175.89
4.4.60.1670.0135.78
4.4.50.1830.0135.91
4.4.40.1330.0275.88
4.4.30.1730.0135.82
4.4.20.1730.0175.94
4.4.10.1630.0175.91
4.4.00.1200.0305.83
4.3.110.1570.0205.74
4.3.100.1670.0175.75
4.3.90.1430.0175.80
4.3.80.1370.0305.71
4.3.70.1370.0205.68
4.3.60.1370.0135.77
4.3.50.1070.0135.70
4.3.40.1230.0275.70
4.3.30.0600.0374.48
4.3.20.0700.0134.54
4.3.10.0800.0204.47
4.3.00.0970.0174.49

preferences:
40.75 ms | 401 KiB | 5 Q