3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('OBJECT_COUNT', 12000); class Object { private static $world = array(); private static $maxGuid = 0; protected $_guid = null; public function __construct() { self::$world[$this->_guid = self::$maxGuid++] = $this; } public function __destruct() { unset(self::$world[$this->_guid]); } } for ($i = 0; $i < OBJECT_COUNT; ++$i) { new Object(); } // You probably won't see this because of the "zend_mm_heap corrupted" echo 'If you see this, try to increase OBJECT_COUNT to 100,000'; ?>

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)
8.3.60.0140.00318.68
8.3.50.0050.01421.87
8.3.40.0070.00718.71
8.3.30.0070.00718.73
8.3.20.0050.00318.65
8.3.10.0000.00721.02
8.3.00.0070.00023.35
8.2.180.0040.01516.75
8.2.170.0070.01422.96
8.2.160.0070.00720.45
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00419.64
8.2.110.0050.00520.43
8.2.100.0060.00617.72
8.2.90.0080.00018.91
8.2.80.0030.00617.97
8.2.70.0030.00617.25
8.2.60.0060.00317.78
8.2.50.0050.00518.07
8.2.40.0060.00317.97
8.2.30.0050.00319.66
8.2.20.0000.00717.48
8.2.10.0000.00717.61
8.2.00.0000.00717.47
8.1.270.0040.00423.99
8.1.260.0060.00326.35
8.1.250.0050.00328.09
8.1.240.0000.00822.45
8.1.230.0120.00020.91
8.1.220.0000.00818.77
8.1.210.0040.00418.90
8.1.200.0030.00617.22
8.1.190.0040.00417.27
8.1.180.0030.00518.10
8.1.170.0090.00018.38
8.1.160.0070.00018.62
8.1.150.0060.00318.46
8.1.140.0000.00817.30
8.1.130.0000.00717.72
8.1.120.0070.00017.24
8.1.110.0050.00217.30
8.1.100.0080.00017.35
8.1.90.0040.00417.36
8.1.80.0000.00717.18
8.1.70.0040.00417.28
8.1.60.0060.00317.40
8.1.50.0000.00717.25
8.1.40.0030.00517.37
8.1.30.0040.00417.46
8.1.20.0040.00417.41
8.1.10.0000.00717.35
8.1.00.0040.00417.14
8.0.300.0050.00319.77
8.0.290.0070.00017.05
8.0.280.0000.00718.36
8.0.270.0030.00317.07
8.0.260.0030.00316.65
8.0.250.0000.00816.91
8.0.240.0060.00316.77
8.0.230.0030.00416.86
8.0.220.0000.00716.79
8.0.210.0030.00616.71
8.0.200.0000.00716.77
8.0.190.0040.00416.79
8.0.180.0090.00016.85
8.0.170.0030.00316.83
8.0.160.0030.00516.80
8.0.150.0060.00316.83
8.0.140.0000.00716.74
8.0.130.0030.00313.22
8.0.120.0050.00316.79
8.0.110.0050.00216.81
8.0.100.0030.00316.71
8.0.90.0050.00316.84
8.0.80.0110.00316.77
8.0.70.0000.00916.77
8.0.60.0070.00016.65
8.0.50.0000.00716.70
8.0.30.0070.00716.95
8.0.20.0150.01017.40
8.0.10.0030.00616.74
8.0.00.0070.01116.67
7.4.330.0020.00214.67
7.4.320.0030.00316.33
7.4.300.0030.00316.23
7.4.290.0000.00716.28
7.4.280.0030.00316.44
7.4.270.0030.00316.47
7.4.260.0000.00713.13
7.4.250.0000.00816.47
7.4.240.0030.00316.37
7.4.230.0000.00616.25
7.4.220.0160.00616.42
7.4.210.0080.00616.46
7.4.200.0030.00316.26
7.4.190.0000.00716.17
7.4.160.0060.01016.49
7.4.150.0070.01017.40
7.4.140.0070.01317.86
7.4.130.0080.00916.36
7.4.120.0100.00716.30
7.4.110.0100.00716.42
7.4.100.0160.00616.41
7.4.90.0130.00316.38
7.4.80.0000.01719.37
7.4.70.0050.01016.38
7.4.60.0090.00616.32
7.4.50.0030.00316.00
7.4.40.0080.00822.52
7.4.30.0080.01216.51
7.4.00.0090.00614.42
7.3.330.0050.00013.07
7.3.320.0030.00313.08
7.3.310.0070.00016.18
7.3.300.0030.00316.10
7.3.290.0030.01016.15
7.3.280.0080.01016.18
7.3.270.0100.00717.40
7.3.260.0080.01518.24
7.3.250.0030.01616.20
7.3.240.0070.01016.22
7.3.230.0100.00716.39
7.3.210.0180.00316.29
7.3.200.0100.01419.39
7.3.190.0040.01216.28
7.3.180.0000.01716.13
7.3.170.0090.00616.30
7.3.160.0100.00616.21
7.3.120.0060.00914.71
7.2.330.0070.01016.43
7.2.320.0160.00216.11
7.2.310.0070.01016.24
7.2.300.0080.00816.45
7.2.290.0140.00316.53
7.1.200.0030.00615.99
7.1.70.0000.01017.55
7.1.60.0070.02419.40
7.1.50.0130.01617.00
7.1.00.0030.06022.67
7.0.200.0000.01017.18
7.0.140.0000.07322.21
7.0.70.0070.08022.20
7.0.60.0070.08022.09
7.0.50.0130.07322.35
7.0.40.0030.09320.45
7.0.30.0000.08320.21
7.0.20.0030.06020.26
7.0.10.0030.08020.38
7.0.00.0030.08720.34
5.6.280.0070.08325.08
5.6.220.0070.08024.94
5.6.210.0100.08024.82
5.6.200.0100.09025.27
5.6.190.0000.07025.25
5.6.180.0070.09325.18
5.6.170.0170.08325.21
5.6.160.0070.09325.16
5.6.150.0030.09325.18
5.6.140.0000.09025.12
5.6.130.0130.08725.13
5.6.120.0070.07025.15
5.6.110.0130.07025.17
5.6.100.0000.09725.12
5.6.90.0130.08725.14
5.6.80.0070.06724.54
5.6.70.0100.09024.66
5.6.60.0130.08024.61
5.6.50.0070.06724.55
5.6.40.0130.07024.56
5.6.30.0200.07724.63
5.6.20.0070.07024.71
5.6.10.0100.09324.71
5.6.00.0000.08324.54
5.5.360.0030.10324.60
5.5.350.0030.08024.66
5.5.340.0100.05724.98
5.5.330.0030.10025.06
5.5.320.0000.07325.05
5.5.310.0070.08024.95
5.5.300.0070.09024.94
5.5.290.0030.06724.98
5.5.280.0100.08725.06
5.5.270.0170.07725.10
5.5.260.0100.09324.96
5.5.250.0100.06024.73
5.5.240.0100.04024.47
5.5.230.0070.06724.48
5.5.220.0030.07324.32
5.5.210.0070.07724.43
5.5.200.0070.08724.29
5.5.190.0000.07324.43
5.5.180.0100.08324.29
5.5.160.0130.08024.41
5.5.150.0030.04724.33
5.5.140.0000.05024.31
5.5.130.0070.08324.30
5.5.120.0100.07024.32
5.5.110.0000.09324.39
5.5.100.0030.08024.25
5.5.90.0100.08324.25
5.5.80.0030.09024.13
5.5.70.0030.09724.27
5.5.60.0070.07724.23
5.5.50.0070.08024.31
5.5.40.0100.09024.23
5.5.30.0170.07024.66
5.5.20.0200.07024.69
5.5.10.0300.08324.67
5.5.00.0270.09324.49
5.4.450.0100.08023.50
5.4.440.0100.08323.47
5.4.430.0030.07023.46
5.4.420.0030.10023.34
5.4.410.0100.07323.42
5.4.400.0000.09023.05
5.4.390.0000.08023.30
5.4.380.0070.05323.00
5.4.370.0000.08323.16
5.4.360.0130.05323.00
5.4.350.0070.06023.20
5.4.340.0070.09023.11
5.4.320.0030.09023.22
5.4.310.0070.04723.00
5.4.300.0030.06722.96
5.4.290.0070.06023.33
5.4.280.0030.08723.13
5.4.270.0030.09023.10
5.4.260.0130.05323.18
5.4.250.0030.07023.13
5.4.240.0030.08023.29
5.4.230.0100.05723.18
5.4.220.0030.09323.19
5.4.210.0000.07723.15
5.4.200.0070.07023.10
5.4.190.0100.05023.19
5.4.180.0100.08323.19
5.4.170.0070.08723.19
5.4.160.0130.07023.18
5.4.150.0030.08023.03
5.4.140.0070.08720.59
5.4.130.0130.06720.58
5.4.120.0070.06320.61
5.4.110.0100.06720.55
5.4.100.0030.08320.54
5.4.90.0070.08320.55
5.4.80.0070.08020.61
5.4.70.0000.08020.65
5.4.60.0070.07020.64
5.4.50.0100.07020.55
5.4.40.0070.08320.48
5.4.30.0000.09320.45
5.4.20.0100.08320.49
5.4.10.0030.07320.41
5.4.00.0070.08020.00
5.3.290.0030.07721.33
5.3.280.0100.09321.16
5.3.270.0070.09321.18
5.3.260.0170.09021.32
5.3.250.0000.10321.14
5.3.240.0070.09321.32
5.3.230.0070.07721.10
5.3.220.0100.08321.20
5.3.210.0000.06721.11
5.3.200.0030.10321.11
5.3.190.0070.06721.12
5.3.180.0100.08321.07
5.3.170.0130.08721.07
5.3.160.0070.09321.02
5.3.150.0100.09721.10
5.3.140.0170.09021.15
5.3.130.0070.06721.19
5.3.120.0030.06021.14
5.3.110.0000.10021.08
5.3.100.0100.10720.76
5.3.90.0200.06720.61
5.3.80.0100.08720.70
5.3.70.0070.07720.78
5.3.60.0100.07320.77
5.3.50.0070.07320.72
5.3.40.0200.09720.67
5.3.30.0030.07720.59
5.3.20.0170.07720.38
5.3.10.0170.06720.32
5.3.00.0200.06320.34
5.2.170.0000.09016.80
5.2.160.0070.07716.90
5.2.150.0070.06316.90
5.2.140.0030.08316.96
5.2.130.0070.08016.78
5.2.120.0170.07316.69
5.2.110.0030.08316.88
5.2.100.0000.08316.80
5.2.90.0070.08316.64
5.2.80.0030.07716.75
5.2.70.0000.08016.74
5.2.60.0030.08716.77
5.2.50.0000.08016.96
5.2.40.0130.07716.75
5.2.30.0000.08716.55
5.2.20.0100.08316.58
5.2.10.0030.08016.61
5.2.00.0070.08016.27
5.1.60.0070.07017.48
5.1.50.0030.06017.57
5.1.40.0070.07017.55
5.1.30.0070.08017.82
5.1.20.0070.07317.96
5.1.10.0000.08017.45
5.1.00.0070.06717.48
5.0.50.0030.07716.08
5.0.40.0030.06315.90
5.0.30.0130.07715.57
5.0.20.0000.06315.77
5.0.10.0030.07315.74
5.0.00.0030.09715.92
4.4.90.0030.03711.30
4.4.80.0000.03311.30
4.4.70.0000.03311.30
4.4.60.0070.03011.30
4.4.50.0000.03311.30
4.4.40.0030.04011.30
4.4.30.0000.04011.30
4.4.20.0030.03311.30
4.4.10.0000.04011.30
4.4.00.0000.05311.30
4.3.110.0030.03011.30
4.3.100.0000.04011.30
4.3.90.0000.03011.30
4.3.80.0030.03711.30
4.3.70.0000.03311.30
4.3.60.0000.03311.30
4.3.50.0000.03311.30
4.3.40.0000.05311.30
4.3.30.0000.03711.30
4.3.20.0000.03711.30
4.3.10.0070.03311.30
4.3.00.0000.02711.30

preferences:
56.75 ms | 400 KiB | 5 Q