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)
8.3.60.0140.00318.43
8.3.50.0170.00221.27
8.3.40.0150.00418.80
8.3.30.0070.00718.71
8.3.20.0150.00018.65
8.3.10.0030.00620.52
8.3.00.0100.00323.61
8.2.180.0130.00716.38
8.2.170.0070.01322.96
8.2.160.0140.00020.38
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0120.00417.50
8.2.110.0060.00322.12
8.2.100.0040.00817.91
8.2.90.0030.00519.22
8.2.80.0040.00418.04
8.2.70.0080.00017.49
8.2.60.0000.00817.80
8.2.50.0060.00318.07
8.2.40.0000.00818.22
8.2.30.0080.00019.85
8.2.20.0060.00317.70
8.2.10.0080.00017.75
8.2.00.0000.00717.67
8.1.280.0070.01125.92
8.1.270.0120.00623.99
8.1.260.0070.00726.35
8.1.250.0000.00728.09
8.1.240.0070.00322.42
8.1.230.0000.01120.89
8.1.220.0000.01118.77
8.1.210.0000.00818.81
8.1.200.0030.00617.34
8.1.190.0070.00017.53
8.1.180.0040.00418.10
8.1.170.0060.00318.52
8.1.160.0000.00718.88
8.1.150.0030.00518.54
8.1.140.0040.00417.38
8.1.130.0000.00717.83
8.1.120.0000.00717.34
8.1.110.0050.00217.36
8.1.100.0040.00417.46
8.1.90.0040.00417.24
8.1.80.0030.00317.44
8.1.70.0070.00017.38
8.1.60.0060.00317.61
8.1.50.0000.00717.38
8.1.40.0090.00017.42
8.1.30.0000.00717.65
8.1.20.0030.00517.72
8.1.10.0000.00817.52
8.1.00.0030.00617.46
8.0.300.0050.00319.85
8.0.290.0080.00017.05
8.0.280.0070.00018.45
8.0.270.0040.00417.18
8.0.260.0040.00416.82
8.0.250.0000.00716.89
8.0.240.0060.00416.89
8.0.230.0000.00716.88
8.0.220.0000.00716.72
8.0.210.0070.00016.73
8.0.200.0000.00716.93
8.0.190.0040.00416.86
8.0.180.0040.00416.81
8.0.170.0000.00716.77
8.0.160.0000.00716.84
8.0.150.0000.00916.79
8.0.140.0030.00316.75
8.0.130.0040.00413.30
8.0.120.0040.00416.78
8.0.110.0000.00716.64
8.0.100.0040.00416.86
8.0.90.0040.00416.84
8.0.80.0060.01016.80
8.0.70.0000.00716.63
8.0.60.0000.00716.88
8.0.50.0040.00416.63
8.0.30.0140.00517.02
8.0.20.0090.00917.40
8.0.10.0030.00516.77
8.0.00.0030.01616.74
7.4.330.0000.00514.70
7.4.320.0030.00316.47
7.4.300.0030.00316.50
7.4.290.0050.00216.36
7.4.280.0040.00416.52
7.4.270.0030.00316.65
7.4.260.0050.00013.21
7.4.250.0000.00716.42
7.4.240.0000.00716.54
7.4.230.0000.00716.34
7.4.220.0030.01316.51
7.4.210.0080.00716.59
7.4.200.0040.00416.43
7.4.190.0030.00316.65
7.4.160.0130.00316.36
7.4.150.0030.01317.40
7.4.140.0060.01317.86
7.4.130.0070.01116.52
7.4.120.0110.00916.50
7.4.110.0110.00816.47
7.4.100.0030.01416.42
7.4.90.0070.01716.60
7.4.80.0000.01719.37
7.4.70.0080.00816.36
7.4.60.0030.01316.21
7.4.50.0030.00616.39
7.4.40.0060.00622.27
7.4.30.0090.00916.46
7.4.00.0060.00914.98
7.3.330.0050.00013.22
7.3.320.0050.00013.03
7.3.310.0000.00716.28
7.3.300.0000.00616.17
7.3.290.0100.00316.29
7.3.280.0080.00816.27
7.3.270.0120.00917.40
7.3.260.0070.01418.24
7.3.250.0070.01316.33
7.3.240.0070.01016.50
7.3.230.0070.01316.39
7.3.210.0130.00316.37
7.3.200.0160.00619.39
7.3.190.0000.01616.26
7.3.180.0110.00716.50
7.3.170.0090.00916.27
7.3.160.0120.00416.43
7.3.120.0030.01314.59
7.3.10.0090.00316.75
7.3.00.0070.01016.50
7.2.330.0110.00616.70
7.2.320.0030.01316.45
7.2.310.0070.01116.38
7.2.300.0090.00616.80
7.2.290.0140.00316.44
7.2.130.0000.01616.98
7.2.120.0110.00416.84
7.2.110.0080.00416.53
7.2.100.0120.00616.91
7.2.90.0070.00716.64
7.2.80.0000.01517.02
7.2.70.0000.01416.59
7.2.60.0050.00816.74
7.2.50.0060.00916.81
7.2.40.0030.00716.81
7.2.30.0000.01416.73
7.2.20.0060.01216.93
7.2.10.0030.00716.86
7.2.00.0040.01017.97
7.1.250.0030.01015.75
7.1.200.0000.00615.72
7.1.100.0030.01018.04
7.1.70.0040.00416.74
7.1.60.0090.01319.40
7.1.50.0000.01116.70
7.1.00.0070.05722.37
7.0.200.0120.00614.63
7.0.140.0030.07322.09
7.0.60.0100.05019.93
7.0.50.0130.05717.78
7.0.40.0030.05717.91
7.0.30.0100.08017.76
7.0.20.0100.03717.85
7.0.10.0000.04317.79
7.0.00.0170.07717.84
5.6.280.0000.07720.93
5.6.210.0030.08320.46
5.6.200.0130.07718.19
5.6.190.0100.08018.29
5.6.180.0000.05318.29
5.6.170.0130.04318.19
5.6.160.0100.08318.14
5.6.150.0100.07718.21
5.6.140.0030.07718.20
5.6.130.0100.06018.18
5.6.120.0100.06718.15
5.6.110.0070.07018.14
5.6.100.0100.07718.11
5.6.90.0070.05318.25
5.6.80.0030.06717.57
5.6.70.0070.05017.65
5.6.60.0070.08017.60
5.6.50.0100.06017.67
5.6.40.0070.06717.57
5.6.30.0170.07317.58
5.6.20.0070.06317.55
5.6.10.0030.06017.46
5.6.00.0030.08317.56
5.5.350.0270.08020.47
5.5.340.0100.06317.95
5.5.330.0070.08317.99
5.5.320.0100.08018.09
5.5.310.0070.05318.05
5.5.300.0170.06317.98
5.5.290.0130.06718.07
5.5.280.0030.07017.96
5.5.270.0000.04718.07
5.5.260.0130.04318.02
5.5.250.0070.06317.79
5.5.240.0100.03317.46
5.5.230.0000.06317.45
5.5.220.0030.08017.39
5.5.210.0130.07317.32
5.5.200.0030.04717.31
5.5.190.0030.08017.31
5.5.180.0100.07317.40
5.5.160.0030.08317.43
5.5.150.0070.07317.43
5.5.140.0070.08317.34
5.5.130.0030.04717.37
5.5.120.0100.03017.30
5.5.110.0100.07317.29
5.5.100.0100.07317.34
5.5.90.0070.08017.27
5.5.80.0130.05717.23
5.5.70.0100.07017.21
5.5.60.0100.06717.22
5.5.50.0070.07317.29
5.5.40.0070.04017.31
5.5.30.0000.04717.22
5.5.20.0130.07317.32
5.5.10.0200.06017.19
5.5.00.0030.08717.19
5.4.450.0070.03719.45
5.4.440.0130.06719.42
5.4.430.0030.07019.45
5.4.420.0070.04319.34
5.4.410.0030.05019.25
5.4.400.0030.04019.03
5.4.390.0130.05019.27
5.4.380.0100.07319.13
5.4.370.0070.07018.98
5.4.360.0030.04719.03
5.4.350.0100.06018.95
5.4.340.0000.07719.05
5.4.320.0070.07318.98
5.4.310.0100.06718.98
5.4.300.0070.07019.09
5.4.290.0030.05019.05
5.4.280.0100.03319.09
5.4.270.0100.07719.11
5.4.260.0070.06018.88
5.4.250.0070.05319.03
5.4.240.0030.06019.01
5.4.230.0070.07719.07
5.4.220.0030.07318.98
5.4.210.0200.07019.11
5.4.200.0070.04019.00
5.4.190.0070.08019.02
5.4.180.0100.05719.09
5.4.170.0130.07319.02
5.4.160.0100.05019.11
5.4.150.0030.05719.25
5.4.140.0070.03716.59
5.4.130.0000.04016.40
5.4.120.0000.03716.58
5.4.110.0000.04016.35
5.4.100.0000.03716.47
5.4.90.0030.04016.46
5.4.80.0000.03716.44
5.4.70.0000.04016.49
5.4.60.0070.03016.32
5.4.50.0000.03716.29
5.4.40.0000.03716.44
5.4.30.0070.03716.46
5.4.20.0030.03316.35
5.4.10.0000.03716.55
5.4.00.0030.03316.00
5.3.290.0000.07014.53
5.3.280.0170.03714.68
5.3.270.0030.07314.65
5.3.260.0030.04014.69
5.3.250.0000.04014.58
5.3.240.0030.03714.57
5.3.230.0030.03714.64
5.3.220.0070.03314.54
5.3.210.0000.04014.59
5.3.200.0030.03714.67
5.3.190.0100.03014.65
5.3.180.0030.03714.64
5.3.170.0000.04714.53
5.3.160.0030.04314.62
5.3.150.0000.04014.65
5.3.140.0070.03714.66
5.3.130.0000.04014.58
5.3.120.0030.03714.60
5.3.110.0000.04014.59
5.3.100.0000.03714.06
5.3.90.0000.03713.87
5.3.80.0170.03014.08
5.3.70.0100.03013.91
5.3.60.0000.03714.21
5.3.50.0070.03713.97
5.3.40.0000.03713.99
5.3.30.0030.03313.94
5.3.20.0030.03313.74
5.3.10.0030.03313.67
5.3.00.0030.03313.65
5.2.170.0000.03011.22
5.2.160.0030.02711.04
5.2.150.0030.02711.18
5.2.140.0000.03011.21
5.2.130.0000.03011.20
5.2.120.0070.02311.00
5.2.110.0030.02711.01
5.2.100.0070.02711.12
5.2.90.0000.03011.15
5.2.80.0070.02311.31
5.2.70.0030.02710.95
5.2.60.0000.03011.10
5.2.50.0030.02711.06
5.2.40.0030.03310.90
5.2.30.0000.03011.00
5.2.20.0000.03010.99
5.2.10.0130.04710.76
5.2.00.0100.02710.73
5.1.60.0100.03310.21
5.1.50.0000.0379.92
5.1.40.0030.0239.90
5.1.30.0030.03010.39
5.1.20.0030.05710.38
5.1.10.0000.03710.05
5.1.00.0030.0579.91
5.0.50.0030.0438.54
5.0.40.0030.0208.40
5.0.30.0000.0608.26
5.0.20.0000.0308.17
5.0.10.0030.0178.09
5.0.00.0030.0308.11
4.4.90.0000.0177.69
4.4.80.0030.0107.69
4.4.70.0030.0137.69
4.4.60.0030.0137.69
4.4.50.0030.0177.69
4.4.40.0070.0507.69
4.4.30.0000.0177.69
4.4.20.0000.0207.69
4.4.10.0030.0277.69
4.4.00.0030.0337.69
4.3.110.0000.0177.69
4.3.100.0030.0177.69
4.3.90.0000.0177.69
4.3.80.0070.0207.69
4.3.70.0000.0207.69
4.3.60.0000.0237.69
4.3.50.0070.0137.69
4.3.40.0000.0277.69
4.3.30.0000.0177.69
4.3.20.0000.0277.69
4.3.10.0030.0207.69
4.3.00.0000.0277.69

preferences:
37.99 ms | 401 KiB | 5 Q