3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class BaseClass { abstract protected function __clone(); } class MommasBoy extends BaseClass { protected function __clone() { echo __METHOD__, "\n"; } } class LatchkeyKid extends BaseClass { public function __construct() { echo 'In ', __CLASS__, ":\n"; $kid = new MommasBoy(); $kid = clone $kid; } public function __clone() {} } $obj = new LatchkeyKid();

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)
8.3.70.0160.00616.75
8.3.60.0150.00616.50
8.3.50.0100.01116.47
8.3.40.0140.00418.75
8.3.30.0150.00618.45
8.3.20.0040.00418.64
8.3.10.0060.00320.36
8.3.00.0030.00617.38
8.2.180.0140.00016.63
8.2.170.0000.01422.96
8.2.160.0190.00022.16
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0000.00819.77
8.2.110.0030.00622.02
8.2.100.0070.00417.83
8.2.90.0080.00417.75
8.2.80.0030.00517.93
8.2.70.0000.00817.50
8.2.60.0050.00317.55
8.2.50.0000.00818.07
8.2.40.0050.00318.34
8.2.30.0080.00017.88
8.2.20.0000.00717.48
8.2.10.0040.00417.52
8.2.00.0060.00317.61
8.1.280.0120.00325.92
8.1.270.0050.00324.66
8.1.260.0060.00326.35
8.1.250.0030.00528.09
8.1.240.0060.00323.98
8.1.230.0070.00419.04
8.1.220.0080.00017.74
8.1.210.0090.00018.77
8.1.200.0030.00617.22
8.1.190.0040.00417.54
8.1.180.0040.00418.10
8.1.170.0000.00718.76
8.1.160.0000.00818.70
8.1.150.0040.00418.50
8.1.140.0070.00317.32
8.1.130.0030.00317.88
8.1.120.0040.00417.41
8.1.110.0040.00417.41
8.1.100.0000.00717.32
8.1.90.0050.00217.37
8.1.80.0000.00717.45
8.1.70.0000.00717.38
8.1.60.0060.00317.54
8.1.50.0050.00317.44
8.1.40.0040.00417.51
8.1.30.0030.00517.53
8.1.20.0040.00417.64
8.1.10.0000.00717.47
8.1.00.0000.00717.37
8.0.300.0070.00019.60
8.0.290.0070.00016.63
8.0.280.0070.00018.32
8.0.270.0070.00017.17
8.0.260.0080.00016.85
8.0.250.0040.00416.93
8.0.240.0060.00316.92
8.0.230.0070.00016.88
8.0.220.0070.00016.88
8.0.210.0070.00016.82
8.0.200.0030.00316.90
8.0.190.0040.00416.79
8.0.180.0000.00716.83
8.0.170.0000.00816.89
8.0.160.0040.00416.89
8.0.150.0040.00416.84
8.0.140.0050.00316.68
8.0.130.0030.00313.22
8.0.120.0030.00316.74
8.0.110.0040.00416.83
8.0.100.0050.00316.77
8.0.90.0000.00716.63
8.0.80.0040.01116.75
8.0.70.0050.00216.78
8.0.60.0000.00716.70
8.0.50.0000.00716.79
8.0.30.0110.01317.18
8.0.20.0100.00817.25
8.0.10.0000.00716.80
8.0.00.0110.01016.57
7.4.330.0050.00012.91
7.4.320.0040.00416.61
7.4.300.0050.00216.42
7.4.290.0000.00716.59
7.4.280.0040.00416.65
7.4.270.0030.00316.37
7.4.260.0030.00313.28
7.4.250.0000.00816.58
7.4.240.0000.00716.59
7.4.230.0070.00016.63
7.4.220.0120.00616.57
7.4.210.0060.00916.60
7.4.200.0040.00416.50
7.4.190.0000.00716.59
7.4.160.0000.01516.68
7.4.150.0150.00416.33
7.4.140.0100.01116.50
7.4.130.0100.00916.48
7.4.120.0090.01116.57
7.4.110.0160.00016.47
7.4.100.0120.00616.38
7.4.90.0070.01116.50
7.4.80.0080.01116.61
7.4.70.0100.00616.29
7.4.60.0170.00616.46
7.4.50.0000.00816.30
7.4.40.0080.00316.58
7.4.30.0060.01116.47
7.4.00.0090.00614.60
7.3.330.0060.00013.24
7.3.320.0060.00013.24
7.3.310.0070.00016.10
7.3.300.0000.00716.10
7.3.290.0110.00316.18
7.3.280.0090.00616.20
7.3.270.0120.00416.30
7.3.260.0050.01216.33
7.3.250.0130.01016.48
7.3.240.0040.01216.23
7.3.230.0100.00716.49
7.3.210.0280.02516.30
7.3.200.0060.00919.39
7.3.190.0110.00616.50
7.3.180.0070.01016.33
7.3.170.0120.00916.44
7.3.160.0100.00516.32
7.3.120.0060.00914.74
7.2.330.0090.00916.47
7.2.320.0100.00716.45
7.2.310.0090.00916.63
7.2.300.0130.00316.71
7.2.290.0060.01016.70
7.2.00.0100.00319.34
7.1.100.0060.00617.90
7.1.70.0040.00416.82
7.1.60.0070.01819.40
7.1.50.0070.01416.65
7.1.00.0000.07322.54
7.0.200.0260.00814.38
7.0.140.0070.06721.99
7.0.120.0070.05722.17
7.0.60.0030.04320.03
7.0.50.0070.07717.87
7.0.40.0070.05320.23
7.0.30.0170.04320.12
7.0.20.0300.08020.19
7.0.10.0030.08020.09
7.0.00.0030.06720.09
5.6.280.0100.06720.82
5.6.210.0100.07720.66
5.6.200.0030.04018.19
5.6.190.0170.05320.61
5.6.180.0230.04720.47
5.6.170.0230.04720.56
5.6.160.0130.08020.57
5.6.150.0130.04018.15
5.6.140.0070.06018.27
5.6.130.0030.08318.23
5.6.120.0100.08021.00
5.6.110.0130.08021.11
5.6.100.0070.06321.14
5.6.90.0100.07721.00
5.6.80.0070.08020.41
5.5.350.0300.09020.50
5.5.340.0030.04017.95
5.5.330.0130.07720.27
5.5.320.0270.07320.27
5.5.310.0170.04720.27
5.5.300.0100.07317.99
5.5.290.0170.07017.92
5.5.280.0030.04020.88
5.5.270.0100.03720.96
5.5.260.0170.07320.80
5.5.250.0130.07320.62
5.5.240.0030.07720.25
5.4.450.0070.08019.47
5.4.440.0100.07019.38
5.4.430.0100.05319.25
5.4.420.0100.08019.52
5.4.410.0030.05719.34
5.4.400.0030.05319.21
5.4.390.0030.05018.94
5.4.380.0030.04718.86
5.4.370.0170.05319.16
5.4.360.0030.08319.28
5.4.350.0030.08018.85
5.4.340.0130.05319.00
5.4.320.0070.03719.20
5.4.310.0170.06719.14
5.4.300.0070.04719.24
5.4.290.0100.07019.14
5.4.280.0070.05019.16
5.4.270.0100.07718.86
5.4.260.0130.06318.85
5.4.250.0100.04318.84
5.4.240.0100.07318.84
5.4.230.0030.08019.15
5.4.220.0030.07019.26
5.4.210.0000.04318.91
5.4.200.0000.07318.84
5.4.190.0030.06718.99
5.4.180.0070.07319.19
5.4.170.0070.07719.13
5.4.160.0100.06019.14
5.4.150.0170.06319.12
5.4.140.0070.04716.41
5.4.130.0100.06716.42
5.4.120.0100.06716.45
5.4.110.0030.07016.32
5.4.100.0070.07716.50
5.4.90.0130.06716.48
5.4.80.0130.07016.42
5.4.70.0030.03716.34
5.4.60.0030.04016.40
5.4.50.0070.06016.34
5.4.40.0070.04716.40
5.4.30.0030.04016.50
5.4.20.0070.05316.27
5.4.10.0070.07016.45
5.4.00.0070.06015.87
5.3.290.0100.03714.73
5.3.280.0030.07014.59
5.3.270.0170.03714.64
5.3.260.0130.07714.50
5.3.250.0070.07314.66
5.3.240.0030.07714.63
5.3.230.0070.05314.48
5.3.220.0030.04314.58
5.3.210.0130.04314.73
5.3.200.0100.05314.72
5.3.190.0100.07714.62
5.3.180.0100.03714.73
5.3.170.0100.05014.56
5.3.160.0030.05014.58
5.3.150.0070.03714.62
5.3.140.0070.04314.60
5.3.130.0100.03314.57
5.3.120.0130.07314.61
5.3.110.0000.08014.70
5.3.100.0030.08014.04
5.3.90.0070.07314.04
5.3.80.0030.07014.03
5.3.70.0070.05014.07
5.3.60.0000.04013.97
5.3.50.0030.04313.91
5.3.40.0000.07313.98
5.3.30.0100.07313.96
5.3.20.0170.06313.66
5.3.10.0070.07013.66
5.3.00.0070.07313.80
5.2.170.0000.07011.19
5.2.160.0000.04311.30
5.2.150.0000.05011.15
5.2.140.0100.05711.18
5.2.130.0070.06011.16
5.2.120.0070.06311.00
5.2.110.0030.04711.27
5.2.100.0070.06011.16
5.2.90.0030.04711.13
5.2.80.0000.05311.09
5.2.70.0070.03711.17
5.2.60.0070.06011.09
5.2.50.0030.05010.95
5.2.40.0070.03311.00
5.2.30.0070.06010.86
5.2.20.0000.07010.93
5.2.10.0070.03310.92
5.2.00.0100.04310.64
5.1.60.0030.0279.98
5.1.50.0030.0439.97
5.1.40.0000.04310.00
5.1.30.0070.05010.26
5.1.20.0070.05710.24
5.1.10.0030.05710.08
5.1.00.0030.05710.07
5.0.50.0030.0478.54
5.0.40.0030.0238.32
5.0.30.0030.0408.38
5.0.20.0000.0238.30
5.0.10.0030.0338.30
5.0.00.0000.0678.30
4.4.90.0000.0308.30
4.4.80.0070.0308.30
4.4.70.0070.0178.30
4.4.60.0030.0178.30
4.4.50.0070.0238.30
4.4.40.0100.0408.30
4.4.30.0030.0378.30
4.4.20.0000.0408.30
4.4.10.0030.0378.30
4.4.00.0000.0608.30
4.3.110.0000.0178.30
4.3.100.0000.0338.30
4.3.90.0000.0208.30
4.3.80.0030.0538.30
4.3.70.0030.0338.30
4.3.60.0000.0308.30
4.3.50.0030.0378.30
4.3.40.0030.0508.30
4.3.30.0030.0338.30
4.3.20.0030.0338.30
4.3.10.0000.0378.30
4.3.00.0030.0338.30

preferences:
88.86 ms | 401 KiB | 5 Q