3v4l.org

run code in 300+ PHP versions simultaneously
<?php class T { private $a = array(); public function add($item) { $this->a[] = $item; } public function printIt() { echo join(', ', $this->a) . "\n"; } } class W { private $t; public function __construct() { $this->t = new T(); } public function add($item) { $this->t->add($item); } public function printIt() { $this->t->printIt(); } public function __clone() { $this->t = clone $this->t; } } $a = new W(); $a->add(1); $b = clone $a; $b->add(2); $a->printIt(); $b->printIt();

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)
8.3.60.0120.00918.43
8.3.50.0160.00222.05
8.3.40.0060.01018.79
8.3.30.0040.01120.27
8.3.20.0040.00420.30
8.3.10.0050.00322.14
8.3.00.0040.00422.58
8.2.180.0090.00616.63
8.2.170.0150.00622.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00819.78
8.2.110.0070.00420.52
8.2.100.0110.00019.58
8.2.90.0040.00418.22
8.2.80.0040.00419.40
8.2.70.0060.00617.46
8.2.60.0030.00518.05
8.2.50.0090.00018.07
8.2.40.0080.00018.16
8.2.30.0040.00418.10
8.2.20.0040.00417.65
8.2.10.0000.00717.81
8.2.00.0040.00717.62
8.1.280.0170.00325.92
8.1.270.0000.00724.66
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0000.00822.18
8.1.230.0070.00320.88
8.1.220.0030.00517.79
8.1.210.0080.00018.92
8.1.200.0060.00317.47
8.1.190.0000.00817.52
8.1.180.0050.00319.00
8.1.170.0050.00318.41
8.1.160.0000.00822.20
8.1.150.0000.00718.51
8.1.140.0040.00417.50
8.1.130.0040.00417.88
8.1.120.0000.00817.45
8.1.110.0040.00417.32
8.1.100.0050.00317.46
8.1.90.0030.00517.36
8.1.80.0040.00417.37
8.1.70.0070.00017.46
8.1.60.0050.00517.65
8.1.50.0000.00817.45
8.1.40.0000.00817.53
8.1.30.0050.00317.65
8.1.20.0040.00417.69
8.1.10.0000.00817.58
8.1.00.0040.00817.54
8.0.300.0050.00320.10
8.0.290.0000.00717.30
8.0.280.0070.00018.46
8.0.270.0000.00717.28
8.0.260.0040.00416.84
8.0.250.0000.00716.99
8.0.240.0020.00516.91
8.0.230.0070.00016.93
8.0.220.0030.00316.82
8.0.210.0000.00716.92
8.0.200.0030.00316.99
8.0.190.0040.00416.86
8.0.180.0030.00316.89
8.0.170.0040.00416.87
8.0.160.0030.00516.93
8.0.150.0030.00316.85
8.0.140.0040.00416.76
8.0.130.0050.00013.36
8.0.120.0080.00016.88
8.0.110.0070.00016.91
8.0.100.0070.00016.76
8.0.90.0000.00816.97
8.0.80.0030.01316.93
8.0.70.0040.00416.91
8.0.60.0000.00716.91
8.0.50.0040.00416.79
8.0.30.0140.00817.12
8.0.20.0130.00717.40
8.0.10.0040.00416.93
8.0.00.0090.01316.68
7.4.330.0030.00315.00
7.4.320.0000.00616.43
7.4.300.0000.00616.45
7.4.290.0000.00716.52
7.4.280.0050.00216.61
7.4.270.0000.00616.52
7.4.260.0070.00013.23
7.4.250.0030.00316.34
7.4.240.0050.00216.54
7.4.230.0030.00316.52
7.4.220.0130.01016.64
7.4.210.0080.00916.59
7.4.200.0070.00016.43
7.4.190.0070.00016.66
7.4.160.0110.00616.59
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0120.00516.50
7.4.120.0080.00916.38
7.4.110.0090.00916.46
7.4.100.0150.00616.43
7.4.90.0000.01716.48
7.4.80.0030.01319.39
7.4.70.0090.01016.52
7.4.60.0060.01616.33
7.4.50.0060.00316.16
7.4.40.0000.01122.77
7.4.30.0070.01516.25
7.4.00.0070.01014.87
7.3.330.0000.00513.10
7.3.320.0000.00513.08
7.3.310.0060.00016.17
7.3.300.0040.00416.18
7.3.290.0050.00816.29
7.3.280.0120.00616.30
7.3.270.0090.01217.40
7.3.260.0210.00416.55
7.3.250.0120.00816.41
7.3.240.0090.01316.57
7.3.230.0150.00316.41
7.3.210.0090.00916.55
7.3.200.0120.00919.39
7.3.190.0050.01116.26
7.3.180.0030.01216.38
7.3.170.0070.01316.46
7.3.160.0120.00616.36
7.3.120.0040.01214.96
7.2.330.0130.00416.45
7.2.320.0070.01416.80
7.2.310.0110.01116.30
7.2.300.0090.00916.90
7.2.290.0120.00316.55
7.2.00.0100.00719.56
7.1.100.0060.00618.13
7.1.70.0000.00916.95
7.1.60.0060.01919.43
7.1.50.0140.01017.08
7.1.00.0070.03022.45
7.0.200.0050.00216.89
7.0.140.0070.07022.00
7.0.60.0070.07320.05
7.0.50.0000.04317.82
7.0.40.0030.09020.02
7.0.30.0230.04320.08
7.0.20.0300.08020.21
7.0.10.0000.08020.38
7.0.00.0170.07720.23
5.6.280.0070.07021.07
5.6.210.0000.07720.50
5.6.200.0070.08718.28
5.6.190.0030.07320.34
5.6.180.0370.04720.41
5.6.170.0330.07720.55
5.6.160.0000.06320.54
5.6.150.0030.04018.23
5.6.140.0070.03718.21
5.6.130.0070.03718.21
5.6.120.0100.07021.02
5.6.110.0130.08021.02
5.6.100.0030.04021.00
5.6.90.0100.08720.93
5.6.80.0200.06720.38
5.5.350.0230.06020.45
5.5.340.0070.06717.93
5.5.330.0070.04020.37
5.5.320.0230.04020.31
5.5.310.0400.07320.27
5.5.300.0070.06017.99
5.5.290.0170.06018.05
5.5.280.0070.07720.88
5.5.270.0100.08020.76
5.5.260.0070.08020.88
5.5.250.0100.07720.59
5.5.240.0030.07720.29
5.4.450.1800.04319.41
5.4.440.2130.03719.63
5.4.430.1870.04019.56
5.4.420.1870.04319.63
5.4.410.2130.04319.41
5.4.400.2070.03718.99
5.4.390.2030.04019.21
5.4.380.1900.03319.09
5.4.370.2070.04719.08
5.4.360.2100.04318.99
5.4.350.2130.04019.08
5.4.340.2030.04319.21
5.4.320.2130.04019.05
5.4.310.2100.03718.86
5.4.300.2070.04719.08
5.4.290.2100.04319.02
5.4.280.2000.04719.14
5.4.270.1970.03719.08
5.4.260.2030.05019.16
5.4.250.2100.04319.17
5.4.240.2130.04319.13
5.4.230.1800.04019.05
5.4.220.2070.04319.05
5.4.210.2000.04719.30
5.4.200.2100.03718.96
5.4.190.2200.03319.05
5.4.180.2200.04319.12
5.4.170.1970.04018.93
5.4.160.1970.03319.06
5.4.150.1900.04019.14
5.4.140.1830.04016.34
5.4.130.1830.03316.40
5.4.120.1830.03316.42
5.4.110.2070.04716.60
5.4.100.2000.03716.60
5.4.90.1830.03316.45
5.4.80.2070.03716.63
5.4.70.2130.04016.57
5.4.60.1900.03716.48
5.4.50.1900.03016.51
5.4.40.1900.03316.32
5.4.30.2170.04016.55
5.4.20.1870.03716.39
5.4.10.1900.03016.55
5.4.00.1970.04015.80
5.3.290.1830.04014.68
5.3.280.1930.04314.50
5.3.270.1700.04314.70
5.3.260.2130.02714.51
5.3.250.2200.04014.84
5.3.240.2030.03714.63
5.3.230.2100.05014.72
5.3.220.2100.04314.47
5.3.210.2170.03314.80
5.3.200.2030.04014.64
5.3.190.1800.04014.55
5.3.180.1800.03714.61
5.3.170.1900.03314.66
5.3.160.1830.03714.70
5.3.150.2000.03314.57
5.3.140.2230.04314.64
5.3.130.1970.04014.55
5.3.120.2130.04314.52
5.3.110.2200.04714.56
5.3.100.2170.04313.93
5.3.90.2030.04314.08
5.3.80.2070.03713.95
5.3.70.1870.04013.93
5.3.60.2030.04014.10
5.3.50.2000.04013.93
5.3.40.2070.04313.88
5.3.30.2000.04014.04
5.3.20.2000.04713.87
5.3.10.1770.04313.81
5.3.00.2200.03313.58
5.2.170.1470.03011.38
5.2.160.1430.03011.09
5.2.150.1700.03011.31
5.2.140.1900.04011.06
5.2.130.1700.03711.13
5.2.120.1600.02711.20
5.2.110.1670.03711.04
5.2.100.1570.03311.20
5.2.90.1670.02711.04
5.2.80.1870.03711.04
5.2.70.1830.03711.02
5.2.60.1630.02711.07
5.2.50.1800.04010.94
5.2.40.1370.02311.06
5.2.30.1570.03011.21
5.2.20.1530.02710.89
5.2.10.1530.03310.79
5.2.00.1230.03010.70
5.1.60.1570.02310.37
5.1.50.1500.02710.37
5.1.40.1370.03010.37
5.1.30.1270.02710.37
5.1.20.1300.02310.42
5.1.10.1330.02710.37
5.1.00.1470.03310.37
5.0.50.0670.02010.37
5.0.40.0770.02310.37
5.0.30.0630.03010.37
5.0.20.0830.01710.37
5.0.10.0700.03010.37
5.0.00.0770.03310.37
4.4.90.0770.02010.37
4.4.80.0800.02010.37
4.4.70.0530.01710.37
4.4.60.0600.02310.37
4.4.50.0630.01310.37
4.4.40.0630.03310.37
4.4.30.0730.02710.37
4.4.20.0570.01710.37
4.4.10.0570.01310.37
4.4.00.0630.02710.37
4.3.110.0700.02310.37
4.3.100.0770.02710.37
4.3.90.0670.02010.37
4.3.80.0600.02710.37
4.3.70.0530.01710.37
4.3.60.0670.01310.37
4.3.50.0670.02310.37
4.3.40.0630.02310.37
4.3.30.0270.01710.37
4.3.20.0400.03310.37
4.3.10.0330.02310.37
4.3.00.0300.01710.37

preferences:
50.94 ms | 400 KiB | 5 Q