3v4l.org

run code in 300+ PHP versions simultaneously
<?php class first { protected $someArray = null; } class second extends first { protected $someArray = null; protected $someValue = null; public function __construct($someValue) { $this->someValue = $someValue; } } $objFirst = new second('1235'); $objSecond = new second('321'); var_dump ($objFirst == $objSecond); $dummy = print_r($objFirst, TRUE); var_dump ($objFirst == $objSecond);

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)
8.3.60.0120.00618.56
8.3.50.0130.00517.27
8.3.40.0150.00318.56
8.3.30.0160.00618.45
8.3.20.0040.00418.74
8.3.10.0080.00020.36
8.3.00.0060.00317.59
8.2.180.0090.00916.38
8.2.170.0060.00922.96
8.2.160.0140.00022.03
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00319.89
8.2.110.0060.00321.00
8.2.100.0090.00317.70
8.2.90.0060.00319.41
8.2.80.0080.00017.97
8.2.70.0070.00317.50
8.2.60.0040.00417.93
8.2.50.0000.00918.07
8.2.40.0040.00418.22
8.2.30.0040.00418.12
8.2.20.0030.00617.72
8.2.10.0040.00417.75
8.2.00.0060.00617.62
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00322.46
8.1.230.0040.00820.99
8.1.220.0030.00518.77
8.1.210.0030.00618.85
8.1.200.0090.00017.38
8.1.190.0050.00317.52
8.1.180.0000.00818.10
8.1.170.0050.00318.82
8.1.160.0000.00718.91
8.1.150.0070.00018.55
8.1.140.0000.00717.35
8.1.130.0030.00317.83
8.1.120.0050.00217.54
8.1.110.0000.00717.50
8.1.100.0030.00517.50
8.1.90.0000.00717.43
8.1.80.0040.00417.46
8.1.70.0030.00317.46
8.1.60.0080.00017.64
8.1.50.0040.00417.51
8.1.40.0060.00317.55
8.1.30.0040.00417.62
8.1.20.0000.00717.57
8.1.10.0040.00417.56
8.1.00.0040.00417.48
8.0.300.0040.00920.03
8.0.290.0000.00816.63
8.0.280.0030.00318.46
8.0.270.0000.00817.26
8.0.260.0000.00616.69
8.0.250.0040.00416.98
8.0.240.0050.00216.86
8.0.230.0030.00316.84
8.0.220.0000.00816.87
8.0.210.0000.00716.94
8.0.200.0000.00616.96
8.0.190.0030.00616.96
8.0.180.0040.00416.94
8.0.170.0060.00316.97
8.0.160.0000.00716.88
8.0.150.0030.00516.76
8.0.140.0060.00416.69
8.0.130.0000.00813.30
8.0.120.0030.00616.88
8.0.110.0050.00216.84
8.0.100.0040.00416.84
8.0.90.0000.00816.84
8.0.80.0220.00016.89
8.0.70.0040.00416.77
8.0.60.0000.00816.99
8.0.50.0040.00416.88
8.0.30.0120.00617.00
8.0.20.0090.01217.11
8.0.10.0040.00417.04
8.0.00.0120.00616.67
7.4.330.0060.00014.77
7.4.320.0060.00016.63
7.4.300.0030.00516.44
7.4.290.0000.00716.43
7.4.280.0060.00316.51
7.4.270.0040.00316.52
7.4.260.0000.00513.31
7.4.250.0040.00416.48
7.4.240.0000.00716.59
7.4.230.0030.00316.52
7.4.220.0160.00316.56
7.4.210.0070.00916.60
7.4.200.0030.00316.35
7.4.190.0030.00316.41
7.4.160.0030.01316.41
7.4.150.0030.01317.07
7.4.140.0090.00817.15
7.4.130.0080.01316.44
7.4.120.0100.00816.60
7.4.110.0060.01216.42
7.4.100.0120.00416.57
7.4.90.0120.00616.63
7.4.80.0070.01019.39
7.4.70.0090.01016.45
7.4.60.0150.00316.54
7.4.50.0000.00516.46
7.4.40.0140.00422.27
7.4.30.0080.00816.51
7.4.00.0030.01214.88
7.3.330.0000.00613.19
7.3.320.0000.00613.14
7.3.310.0020.00516.27
7.3.300.0000.00716.11
7.3.290.0070.01116.24
7.3.280.0050.01316.23
7.3.270.0150.00317.07
7.3.260.0120.00518.24
7.3.250.0110.00916.34
7.3.240.0070.01016.30
7.3.230.0100.00716.52
7.3.210.0160.00016.37
7.3.200.0150.00616.48
7.3.190.0180.00416.30
7.3.180.0120.00316.52
7.3.170.0030.01316.33
7.3.160.0090.01316.38
7.3.120.0110.00414.45
7.2.330.0130.00616.72
7.2.320.0080.00816.68
7.2.310.0120.00616.29
7.2.300.0090.00916.62
7.2.290.0130.00316.43
7.2.60.0000.01216.64
7.2.00.0100.00719.25
7.1.200.0090.00615.88
7.1.100.0080.00418.16
7.1.70.0070.01017.25
7.1.60.0090.00919.40
7.1.50.0000.01116.93
7.1.00.0030.07022.27
7.0.200.0040.00416.66
7.0.140.0030.07021.92
7.0.60.0170.07019.97
7.0.50.0030.08717.87
7.0.40.0070.05320.13
7.0.30.0300.04020.21
7.0.20.0270.05320.27
7.0.10.0170.08320.09
7.0.00.0000.04720.26
5.6.280.0030.07320.77
5.6.210.0070.07320.53
5.6.200.0070.05318.16
5.6.190.0070.08020.47
5.6.180.0570.06720.61
5.6.170.0170.04720.57
5.6.160.0100.07720.50
5.6.150.0100.07318.25
5.6.140.0100.08018.11
5.6.130.0130.05718.24
5.6.120.0070.04021.01
5.6.110.0200.07720.99
5.6.100.0100.06721.11
5.6.90.0000.04321.10
5.6.80.0070.05720.53
5.5.350.0000.07720.50
5.5.340.0070.03317.95
5.5.330.0070.08320.14
5.5.320.1730.06320.27
5.5.310.0330.07020.19
5.5.300.0070.08018.06
5.5.290.0030.06317.97
5.5.280.0230.07020.88
5.5.270.0070.06020.96
5.5.260.0070.08720.81
5.5.250.0000.05020.75
5.5.240.0070.07320.07
5.4.450.0700.04019.62
5.4.440.0700.03719.39
5.4.430.0870.05319.28
5.4.420.0570.05019.51
5.4.410.0400.04319.41
5.4.400.0500.04019.28
5.4.390.0300.05019.28
5.4.380.0630.05019.28
5.4.370.0500.03319.20
5.4.360.0430.04319.07
5.4.350.0700.04019.31
5.4.340.0630.03319.13
5.4.320.0770.04019.20
5.4.310.0870.03319.06
5.4.300.0630.04019.31
5.4.290.0570.04719.06
5.4.280.0770.04019.15
5.4.270.0470.03019.13
5.4.260.0500.04019.06
5.4.250.0200.05019.06
5.4.240.0530.03319.18
5.4.230.0970.02319.21
5.4.220.0470.05019.32
5.4.210.0470.04019.21
5.4.200.0530.03019.22
5.4.190.0700.02718.95
5.4.180.0700.03018.92
5.4.170.0700.03019.21
5.4.160.0600.03319.11
5.4.150.0230.03719.04
5.4.140.0630.03318.92
5.4.130.0400.04018.92
5.4.120.0500.04718.90
5.4.110.0500.03316.29
5.4.100.0500.03716.59
5.4.90.0670.04016.43
5.4.80.0870.02716.46
5.4.70.0670.03016.57
5.4.60.0630.04016.41
5.4.50.0470.04316.56
5.4.40.0300.04016.42
5.4.30.0600.03716.33
5.4.20.0400.04316.50
5.4.10.0030.03016.55
5.4.00.0370.03715.91
5.3.290.0970.04719.06
5.3.280.0500.03318.92
5.3.270.0630.04018.92
5.3.260.0670.02718.92
5.3.250.0500.03718.92
5.3.240.0570.03018.92
5.3.230.0330.04718.90
5.3.220.0570.04317.26
5.3.210.0270.02715.78
5.3.200.0800.03315.78
5.3.190.0670.03715.78
5.3.180.0700.03715.78
5.3.170.0600.03715.78
5.3.160.0430.03315.78
5.3.150.0670.04315.78
5.3.140.0600.04315.78
5.3.130.0530.04015.78
5.3.120.0730.03315.78
5.3.110.0430.04715.78
5.3.100.0500.04315.78
5.3.90.0300.03715.78
5.3.80.0500.04015.78
5.3.70.0700.03015.78
5.3.60.0430.04015.78
5.3.50.0430.03715.78
5.3.40.0570.04015.78
5.3.30.0230.03715.78
5.3.20.0470.04015.78
5.3.10.0370.04315.78
5.3.00.0800.04315.78
5.2.170.0600.01715.78
5.2.160.0330.04315.78
5.2.150.0430.04015.78
5.2.140.0530.03315.78
5.2.130.0500.03015.78
5.2.120.0400.03315.78
5.2.110.0300.03015.78
5.2.100.0500.03315.78
5.2.90.0400.03315.78
5.2.80.0430.03315.78
5.2.70.0330.02715.78
5.2.60.0570.02715.78
5.2.50.0530.03715.78
5.2.40.0330.04015.78
5.2.30.0230.02715.78
5.2.20.0470.01715.78
5.2.10.0270.02315.78
5.2.00.0300.02315.78
5.1.60.0470.02715.78
5.1.50.0430.02315.77
5.1.40.0300.02015.77
5.1.30.0300.02715.78
5.1.20.0370.03015.78
5.1.10.0270.03015.78
5.1.00.0330.02315.79
5.0.50.0200.02315.79
5.0.40.0100.02315.79
5.0.30.0170.03315.79
5.0.20.0130.02315.79
5.0.10.0170.01315.79
5.0.00.0300.01715.79
4.4.90.0230.01715.78
4.4.80.0170.02015.78
4.4.70.0300.01715.78
4.4.60.0230.01715.78
4.4.50.0200.01715.78
4.4.40.0270.02715.78
4.4.30.0200.01315.77
4.4.20.0170.02015.78
4.4.10.0200.01315.79
4.4.00.0230.02315.79
4.3.110.0070.01315.79
4.3.100.0070.01715.79
4.3.90.0070.01715.79
4.3.80.0300.02015.79
4.3.70.0030.01315.79
4.3.60.0200.01015.79
4.3.50.0130.01315.79
4.3.40.0170.02315.79
4.3.30.0100.01315.79
4.3.20.0070.01015.79
4.3.10.0170.01715.79
4.3.00.0200.01715.79

preferences:
33.9 ms | 401 KiB | 5 Q