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(); } } $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)
8.3.60.0030.01718.56
8.3.50.0100.00921.99
8.3.40.0100.01018.67
8.3.30.0140.00320.33
8.3.20.0040.00420.21
8.3.10.0060.00321.92
8.3.00.0080.00022.39
8.2.180.0120.00316.75
8.2.170.0150.00022.96
8.2.160.0060.00620.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0090.00019.66
8.2.110.0110.00020.25
8.2.100.0000.01217.84
8.2.90.0030.00619.34
8.2.80.0040.00419.41
8.2.70.0060.00317.50
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0030.00618.22
8.2.30.0040.00418.06
8.2.20.0040.00417.61
8.2.10.0000.00717.73
8.2.00.0050.00517.57
8.1.280.0080.00825.92
8.1.270.0000.00724.66
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0090.00022.43
8.1.230.0040.00821.04
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0080.00017.68
8.1.180.0060.00319.01
8.1.170.0030.00618.38
8.1.160.0000.00722.15
8.1.150.0030.00518.54
8.1.140.0000.00717.43
8.1.130.0040.00417.84
8.1.120.0040.00417.38
8.1.110.0030.00617.51
8.1.100.0000.00817.41
8.1.90.0040.00417.45
8.1.80.0050.00217.38
8.1.70.0030.00317.37
8.1.60.0040.00417.61
8.1.50.0040.00417.47
8.1.40.0040.00417.52
8.1.30.0040.00417.57
8.1.20.0050.00317.58
8.1.10.0050.00317.57
8.1.00.0030.00617.53
8.0.300.0070.00019.89
8.0.290.0040.00417.05
8.0.280.0000.00818.46
8.0.270.0030.00317.27
8.0.260.0030.00316.79
8.0.250.0000.00817.00
8.0.240.0000.00817.03
8.0.230.0000.00717.02
8.0.220.0030.00316.89
8.0.210.0000.00716.95
8.0.200.0030.00316.94
8.0.190.0000.00716.98
8.0.180.0000.00716.82
8.0.170.0040.00416.97
8.0.160.0030.00316.92
8.0.150.0050.00216.90
8.0.140.0040.00416.89
8.0.130.0000.00613.31
8.0.120.0000.00816.85
8.0.110.0040.00416.88
8.0.100.0040.00416.95
8.0.90.0030.00316.78
8.0.80.0070.00716.96
8.0.70.0000.00716.80
8.0.60.0050.00216.75
8.0.50.0000.00716.64
8.0.30.0120.01017.24
8.0.20.0120.00817.40
8.0.10.0000.00716.86
8.0.00.0110.01016.56
7.4.330.0000.00515.00
7.4.320.0030.00316.57
7.4.300.0000.00616.47
7.4.290.0060.00016.46
7.4.280.0040.00416.43
7.4.270.0030.00316.63
7.4.260.0030.00316.59
7.4.250.0070.00016.61
7.4.240.0020.00516.63
7.4.230.0070.00016.43
7.4.220.0110.00716.66
7.4.210.0090.00716.56
7.4.200.0030.00316.62
7.4.190.0070.00016.57
7.4.160.0040.01216.69
7.4.150.0070.01017.40
7.4.140.0120.00917.86
7.4.130.0090.00716.46
7.4.120.0080.01316.57
7.4.110.0070.01116.33
7.4.100.0150.00616.59
7.4.90.0090.00916.51
7.4.80.0100.00719.39
7.4.70.0120.00716.48
7.4.60.0100.01016.53
7.4.50.0000.00416.27
7.4.40.0100.00722.77
7.4.30.0130.00316.56
7.4.00.0070.01014.94
7.3.330.0030.00313.24
7.3.320.0020.00213.16
7.3.310.0070.00016.36
7.3.300.0000.00616.19
7.3.290.0030.01716.31
7.3.280.0110.00716.30
7.3.270.0150.00317.40
7.3.260.0120.00616.30
7.3.250.0060.01116.28
7.3.240.0120.00616.42
7.3.230.0080.00816.60
7.3.210.0070.01016.42
7.3.200.0110.01119.39
7.3.190.0110.00616.37
7.3.180.0120.00416.63
7.3.170.0100.01016.53
7.3.160.0110.00616.30
7.3.120.0100.00615.00
7.3.110.0070.01415.06
7.3.100.0030.01315.08
7.3.90.0080.00014.93
7.3.80.0000.01115.00
7.3.70.0030.00914.60
7.3.60.0040.00414.63
7.3.50.0000.01514.97
7.3.40.0000.01514.88
7.3.30.0040.01114.91
7.3.20.0060.00916.56
7.3.10.0100.00316.79
7.3.00.0000.00816.82
7.2.330.0100.00716.78
7.2.320.0130.01016.62
7.2.310.0130.01016.43
7.2.300.0140.00416.64
7.2.290.0060.01116.50
7.2.240.0030.01614.67
7.2.230.0030.01015.34
7.2.220.0030.01315.13
7.2.210.0000.01014.82
7.2.200.0030.01014.86
7.2.190.0040.00414.91
7.2.180.0070.01114.73
7.2.170.0060.00314.71
7.2.160.0000.01314.87
7.2.150.0140.00316.71
7.2.140.0030.01216.96
7.2.130.0100.00716.73
7.2.120.0030.01217.00
7.2.110.0040.01216.96
7.2.100.0030.00616.97
7.2.90.0040.01417.03
7.2.80.0070.01016.96
7.2.70.0060.00916.96
7.2.60.0070.01116.88
7.2.50.0090.00617.01
7.2.40.0070.00717.00
7.2.30.0090.00617.02
7.2.20.0060.00616.93
7.2.10.0000.01416.89
7.2.00.0030.01216.89
7.1.330.0000.01315.84
7.1.320.0060.00915.93
7.1.310.0030.00715.57
7.1.300.0030.00915.91
7.1.290.0070.01015.44
7.1.280.0080.00415.82
7.1.270.0000.01115.88
7.1.260.0000.00915.74
7.1.250.0080.00615.89
7.1.70.0090.00317.10
7.1.60.0070.01719.43
7.1.50.0000.01817.04
7.1.00.0030.03322.46
7.0.200.0000.00816.53
7.0.140.0070.07022.15
7.0.60.0100.08019.97
7.0.50.0030.04017.88
7.0.40.0030.05020.31
7.0.30.0270.08020.16
7.0.20.0300.04720.22
7.0.10.0200.06020.30
7.0.00.0030.06320.29
5.6.280.0000.07721.05
5.6.210.0030.08720.48
5.6.200.0070.05018.17
5.6.190.0170.07020.32
5.6.180.0230.08020.51
5.6.170.0130.04320.51
5.6.160.0070.04720.47
5.6.150.0070.03718.18
5.6.140.0100.07718.29
5.6.130.0070.08018.15
5.6.120.0130.08021.00
5.6.110.0100.08321.15
5.6.100.0000.09320.98
5.6.90.0030.04020.88
5.6.80.0030.08720.36
5.6.70.0200.07320.38
5.5.350.0100.08020.45
5.5.340.0130.07017.99
5.5.330.0100.07720.31
5.5.320.0170.06320.30
5.5.310.0330.06020.36
5.5.300.0100.07717.97
5.5.290.0100.08317.97
5.5.280.0000.04320.70
5.5.270.0030.09320.68
5.5.260.0130.07020.85
5.5.250.0100.07020.55
5.5.240.0070.03720.20
5.4.450.0530.06319.45
5.4.440.0970.06019.32
5.4.430.0970.06719.38
5.4.420.1270.05019.48
5.4.410.0170.04719.03
5.4.400.0470.05318.55
5.4.390.0330.06318.71
5.4.380.0230.05018.86
5.4.370.0270.04318.83
5.4.360.0030.06018.62
5.4.350.0090.03512.03
5.4.340.0020.04312.02
5.4.320.0040.03812.51
5.4.310.0050.04212.50
5.4.300.0070.03512.51
5.4.290.0050.03812.50
5.4.280.0050.03712.40
5.4.270.0070.03612.40
5.4.260.0080.03912.40
5.4.250.0130.05019.04
5.4.240.0100.07018.96
5.4.230.0130.06018.75
5.4.220.0070.06018.93
5.4.210.0030.05718.79
5.4.200.0030.05718.95
5.4.190.0070.05318.95
5.4.180.0100.05018.95
5.4.170.0100.05018.88
5.4.160.0100.04719.03
5.4.150.0070.05318.73
5.4.140.0100.05016.62
5.4.130.0100.06016.44
5.4.120.0070.05016.36
5.4.110.0070.05016.63
5.4.100.0070.05016.41
5.4.90.0130.04316.34
5.4.80.0070.05016.56
5.4.70.0070.05316.38
5.4.60.0130.04316.26
5.4.50.0100.06316.48
5.4.40.0030.05316.55
5.4.30.0170.04016.43
5.4.20.0030.05316.42
5.4.10.0030.05316.51
5.4.00.0130.04715.99
5.3.290.0050.04212.80
5.3.280.0070.07714.77
5.3.270.0070.05314.62
5.3.260.0030.05714.71
5.3.250.0030.06014.44
5.3.240.0070.06314.44
5.3.230.0070.05314.74
5.3.220.0070.05014.59
5.3.210.0100.05014.66
5.3.200.0030.05314.48
5.3.190.0100.05314.65
5.3.180.0100.04714.64
5.3.170.0130.04714.56
5.3.160.0030.05714.64
5.3.150.0170.04314.41
5.3.140.0070.05314.74
5.3.130.0000.08714.78
5.3.120.0130.05314.52
5.3.110.0070.05314.69
5.3.100.0070.07014.02
5.3.90.0100.05014.09
5.3.80.0100.06313.93
5.3.70.0100.05313.93
5.3.60.0100.05013.91
5.3.50.0130.04013.96
5.3.40.0100.04713.98
5.3.30.0070.05014.00
5.3.20.0130.04313.60
5.3.10.0100.04713.84
5.3.00.0100.04713.64
5.2.170.0030.04711.24
5.2.160.0070.03711.16
5.2.150.0000.04711.31
5.2.140.0030.04311.33
5.2.130.0070.03711.11
5.2.120.0070.03711.21
5.2.110.0130.03011.20
5.2.100.0030.04011.09
5.2.90.0070.05311.11
5.2.80.0100.03311.01
5.2.70.0030.04011.09
5.2.60.0070.05011.24
5.2.50.0070.04011.09
5.2.40.0030.04011.09
5.2.30.0100.05711.14
5.2.20.0070.05310.92
5.2.10.0100.03310.94
5.2.00.0000.05010.71
5.1.60.0030.03310.04
5.1.50.0130.03310.10
5.1.40.0000.0379.99
5.1.30.0070.04310.34
5.1.20.0070.03710.32
5.1.10.0000.04010.32
5.1.00.0030.04710.32
5.0.50.0130.0278.62
5.0.40.0070.0238.66
5.0.30.0070.0378.07
5.0.20.0000.0378.27
5.0.10.0030.0278.24
5.0.00.0070.0378.24
4.4.90.0000.0237.33
4.4.80.0000.0237.33
4.4.70.0030.0207.33
4.4.60.0070.0177.33
4.4.50.0000.0237.33
4.4.40.0000.0337.33
4.4.30.0030.0207.33
4.4.20.0070.0177.33
4.4.10.0030.0237.33
4.4.00.0100.0277.33
4.3.110.0000.0237.33
4.3.100.0070.0237.33
4.3.90.0000.0237.33
4.3.80.0000.0407.33
4.3.70.0030.0207.33
4.3.60.0000.0207.33
4.3.50.0070.0177.33
4.3.40.0100.0237.33
4.3.30.0070.0177.33
4.3.20.0000.0237.33
4.3.10.0000.0237.33
4.3.00.0130.0206.68

preferences:
34.27 ms | 401 KiB | 5 Q