3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class first { protected $someArray = array(); } class second extends first { protected $someArray = array(); protected $someValue = null; public function __construct($someValue) { $this->someValue = $someValue; } } $objFirst = new second('321.0'); $objSecond = new second('321'); var_dump ($objFirst == $objSecond); print_r($objFirst); 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)
8.3.60.0070.00718.68
8.3.50.0080.00921.27
8.3.40.0180.00318.70
8.3.30.0040.01120.17
8.3.20.0000.00720.16
8.3.10.0000.00722.10
8.3.00.0000.00722.41
8.2.180.0100.00716.75
8.2.170.0060.01522.96
8.2.160.0100.00320.35
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00420.77
8.2.110.0040.00419.14
8.2.100.0090.00317.89
8.2.90.0040.00419.23
8.2.80.0000.00718.98
8.2.70.0080.00017.63
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0060.00318.09
8.2.30.0040.00419.44
8.2.20.0000.00817.72
8.2.10.0050.00317.55
8.2.00.0040.00417.68
8.1.280.0170.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.51
8.1.230.0080.00320.99
8.1.220.0040.00418.77
8.1.210.0040.00719.03
8.1.200.0040.00417.35
8.1.190.0000.00717.53
8.1.180.0090.00018.10
8.1.170.0060.00318.57
8.1.160.0000.00718.89
8.1.150.0050.00218.64
8.1.140.0000.00717.32
8.1.130.0030.00317.73
8.1.120.0040.00417.54
8.1.110.0000.00717.38
8.1.100.0040.00417.50
8.1.90.0030.00317.41
8.1.80.0000.00717.38
8.1.70.0030.00517.43
8.1.60.0000.00817.62
8.1.50.0050.00217.49
8.1.40.0000.00717.57
8.1.30.0000.00717.60
8.1.20.0080.00017.75
8.1.10.0050.00217.52
8.1.00.0000.00817.35
8.0.300.0040.00419.84
8.0.290.0060.00317.18
8.0.280.0030.00318.36
8.0.270.0070.00017.18
8.0.260.0040.00416.95
8.0.250.0030.00316.87
8.0.240.0040.00416.85
8.0.230.0000.00716.94
8.0.220.0030.00316.87
8.0.210.0030.00316.77
8.0.200.0000.00616.94
8.0.190.0030.00517.00
8.0.180.0000.00716.80
8.0.170.0000.00816.82
8.0.160.0000.00716.90
8.0.150.0030.00316.80
8.0.140.0050.00316.77
8.0.130.0000.00513.36
8.0.120.0070.00016.89
8.0.110.0000.00716.82
8.0.100.0080.00016.75
8.0.90.0040.00416.98
8.0.80.0100.01016.82
8.0.70.0040.00416.79
8.0.60.0070.00016.84
8.0.50.0040.00416.77
8.0.30.0080.00916.97
8.0.20.0110.00917.40
8.0.10.0030.00317.09
8.0.00.0120.00616.67
7.4.330.0020.00216.80
7.4.320.0030.00316.57
7.4.300.0000.00716.58
7.4.290.0000.00616.59
7.4.280.0030.00316.41
7.4.270.0030.00316.59
7.4.260.0050.00013.25
7.4.250.0000.00716.53
7.4.240.0020.00616.63
7.4.230.0030.00316.58
7.4.220.0110.00416.52
7.4.210.0050.01116.50
7.4.200.0000.00716.34
7.4.190.0030.00316.73
7.4.160.0130.00316.30
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0100.00616.47
7.4.120.0130.00516.52
7.4.110.0100.00716.59
7.4.100.0070.01016.43
7.4.90.0080.01116.50
7.4.80.0100.00719.39
7.4.70.0090.00616.63
7.4.60.0030.01316.65
7.4.50.0050.00316.47
7.4.40.0060.00922.77
7.4.30.0030.01416.69
7.4.00.0030.01215.02
7.3.330.0000.00613.19
7.3.320.0000.00513.17
7.3.310.0000.00616.13
7.3.300.0040.00316.23
7.3.290.0030.01216.25
7.3.280.0080.01116.24
7.3.270.0130.00517.40
7.3.260.0100.00616.27
7.3.250.0100.00716.22
7.3.240.0090.00916.27
7.3.230.0100.00616.39
7.3.210.0060.01016.54
7.3.200.0030.01319.39
7.3.190.0120.00616.16
7.3.180.0030.01316.25
7.3.170.0080.00916.27
7.3.160.0090.00816.27
7.3.120.0100.00614.93
7.2.330.0040.01816.63
7.2.320.0000.01916.52
7.2.310.0100.01116.54
7.2.300.0030.01416.41
7.2.290.0090.00616.64
7.2.00.0030.01019.16
7.1.100.0000.01518.15
7.1.70.0030.00317.25
7.1.60.0040.00717.19
7.1.50.0090.01316.75
7.1.00.0030.04322.54
7.0.200.0030.01416.73
7.0.140.0030.07022.09
7.0.100.0070.06019.96
7.0.90.0070.08019.93
7.0.80.0030.08319.92
7.0.70.0100.07720.01
7.0.60.0100.08019.87
7.0.50.0070.04020.25
7.0.40.0100.03720.10
7.0.30.0070.04020.19
7.0.20.0030.05020.05
7.0.10.0030.04019.99
7.0.00.0070.04020.07
5.6.280.0100.06320.82
5.6.250.0100.06320.57
5.6.240.0100.06720.61
5.6.230.0100.08020.66
5.6.220.0130.07320.66
5.6.210.0070.05320.57
5.6.200.0100.06721.05
5.6.190.0070.04021.02
5.6.180.0100.04320.97
5.6.170.0070.04021.15
5.6.160.0100.07320.95
5.6.150.0030.05321.04
5.6.140.0030.05021.14
5.6.130.0070.04021.14
5.6.120.0070.04021.03
5.6.110.0070.04021.00
5.6.100.0070.07021.07
5.6.90.0030.04720.93
5.6.80.0030.04020.50
5.6.70.0030.04320.52
5.6.60.0030.04020.51
5.6.50.0070.03720.32
5.6.40.0070.05020.37
5.6.30.0100.03320.50
5.6.20.0000.04320.49
5.6.10.0100.03720.45
5.6.00.0100.07020.37
5.5.380.0030.08720.38
5.5.370.0030.07720.55
5.5.360.0070.08720.51
5.5.350.0130.07320.43
5.5.340.0030.04720.94
5.5.330.0100.03720.73
5.5.320.0070.04020.65
5.5.310.0100.03320.86
5.5.300.0100.07720.87
5.5.290.0070.03720.83
5.5.280.0070.04320.92
5.5.270.0030.05320.92
5.5.260.0030.04020.82
5.5.250.0000.05020.75
5.5.240.0030.05020.16
5.5.230.0070.03720.26
5.5.220.0000.04320.24
5.5.210.0070.05720.14
5.5.200.0000.08020.27
5.5.190.0030.04020.23
5.5.180.0000.04020.18
5.5.160.0030.04020.20
5.5.150.0030.05020.15
5.5.140.0070.03720.16
5.5.130.0000.04720.16
5.5.120.0030.04020.23
5.5.110.0030.04020.15
5.5.100.0070.05319.96
5.5.90.0070.05020.04
5.5.80.0070.06320.12
5.5.70.0070.08319.93
5.5.60.0100.04320.00
5.5.50.0000.06719.95
5.5.40.0030.07720.05
5.5.30.0170.07019.94
5.5.20.0030.05320.14
5.5.10.0070.08020.02
5.5.00.0100.06719.98
5.4.450.0070.05319.42
5.4.440.0000.04319.21
5.4.430.0030.05319.53
5.4.420.0030.06019.45
5.4.410.0070.05019.15
5.4.400.0000.04019.04
5.4.390.0070.06019.03
5.4.380.0030.03719.13
5.4.370.0030.04319.03
5.4.360.0070.03319.23
5.4.350.0070.04719.03
5.4.340.0100.03319.03
5.4.320.0000.04018.85
5.4.310.0030.03719.12
5.4.300.0030.03719.12
5.4.290.0130.02719.13
5.4.280.0030.03719.06
5.4.270.0030.03719.22
5.4.260.0000.05019.04
5.4.250.0000.04019.09
5.4.240.0130.06318.95
5.4.230.0100.07019.09
5.4.220.0100.07319.09
5.4.210.0100.06719.16
5.4.200.0100.05318.85
5.4.190.0030.04319.12
5.4.180.0100.06719.12
5.4.170.0170.06719.22
5.4.160.0070.07019.07
5.4.150.0100.07019.02
5.4.140.0070.07716.24
5.4.130.0030.07316.41
5.4.120.0070.06716.39
5.4.110.0070.04716.39
5.4.100.0130.06316.40
5.4.90.0100.06316.53
5.4.80.0100.07016.56
5.4.70.0200.06016.53
5.4.60.0070.07016.44
5.4.50.0130.06316.25
5.4.40.0070.04316.37
5.4.30.0100.07016.44
5.4.20.0030.07016.48
5.4.10.0100.06716.32
5.4.00.0000.08315.86
5.3.290.0100.03714.80
5.3.280.0070.07714.71
5.3.270.0100.07314.70
5.3.260.0170.07314.68
5.3.250.0170.06014.59
5.3.240.0130.04014.54
5.3.230.0030.07014.58
5.3.220.0030.08314.60
5.3.210.0130.07014.50
5.3.200.0170.06714.53
5.3.190.0070.07314.64
5.3.180.0070.06714.69
5.3.170.0170.06714.58
5.3.160.0130.05714.63
5.3.150.0100.06714.59
5.3.140.0170.06314.49
5.3.130.0100.07014.57
5.3.120.0130.06714.54
5.3.110.0100.07014.57
5.3.100.0000.07314.05
5.3.90.0030.08014.09
5.3.80.0070.07714.05
5.3.70.0100.06714.13
5.3.60.0070.08713.94
5.3.50.0070.07314.09
5.3.40.0170.06013.98
5.3.30.0100.06314.03
5.3.20.0070.06713.70
5.3.10.0070.07313.75
5.3.00.0100.06313.55
5.2.170.0030.05311.83
5.2.160.0000.04311.83
5.2.150.0100.06011.83
5.2.140.0070.04711.83
5.2.130.0130.05311.83
5.2.120.0100.05711.83
5.2.110.0030.06011.83
5.2.100.0100.05311.83
5.2.90.0030.06011.83
5.2.80.0070.06311.83
5.2.70.0030.06011.83
5.2.60.0070.06011.83
5.2.50.0170.05311.83
5.2.40.0070.05711.83
5.2.30.0070.06311.83
5.2.20.0030.06711.83
5.2.10.0030.06011.83
5.2.00.0070.05711.83
5.1.60.0030.05311.83
5.1.50.0100.04011.83
5.1.40.0070.05311.83
5.1.30.0000.04011.83
5.1.20.0000.06011.83
5.1.10.0030.05711.83
5.1.00.0100.05011.83
5.0.50.0130.02711.83
5.0.40.0070.04011.83
5.0.30.0070.06311.83
5.0.20.0000.04011.83
5.0.10.0000.05011.83
5.0.00.0100.05311.83
4.4.90.0000.02711.83
4.4.80.0070.03011.83
4.4.70.0000.03711.83
4.4.60.0000.03711.83
4.4.50.0070.03311.83
4.4.40.0000.06011.83
4.4.30.0030.03311.83
4.4.20.0030.03311.83
4.4.10.0000.04011.83
4.4.00.0030.05311.83
4.3.110.0000.02711.83
4.3.100.0030.03011.83
4.3.90.0000.03711.83
4.3.80.0070.04711.83
4.3.70.0000.04011.83
4.3.60.0070.02711.83
4.3.50.0000.03711.83
4.3.40.0000.04311.83
4.3.30.0070.03011.83
4.3.20.0000.03711.83
4.3.10.0070.03311.83
4.3.00.0000.02011.83

preferences:
42.68 ms | 401 KiB | 5 Q