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('3298089'); $objSecond = new second('321'); var_dump ($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)
8.3.60.0100.00718.56
8.3.50.0140.00321.21
8.3.40.0100.00718.79
8.3.30.0030.01020.43
8.3.20.0000.00720.30
8.3.10.0070.00021.79
8.3.00.0080.00022.46
8.2.180.0100.00616.38
8.2.170.0150.00022.96
8.2.160.0060.00918.79
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0050.00320.75
8.2.110.0070.00322.13
8.2.100.0120.00017.66
8.2.90.0040.00417.63
8.2.80.0000.00917.97
8.2.70.0000.00918.04
8.2.60.0040.00417.93
8.2.50.0050.00318.10
8.2.40.0030.00620.59
8.2.30.0000.00719.35
8.2.20.0040.00417.53
8.2.10.0040.00417.61
8.2.00.0040.00417.56
8.1.280.0180.00625.92
8.1.270.0080.00023.99
8.1.260.0140.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.05
8.1.230.0040.00719.04
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0050.00317.36
8.1.180.0030.00518.10
8.1.170.0040.00418.47
8.1.160.0030.00518.91
8.1.150.0050.00318.52
8.1.140.0000.00717.49
8.1.130.0070.00017.87
8.1.120.0040.00417.43
8.1.110.0000.00717.35
8.1.100.0040.00417.34
8.1.90.0030.00317.46
8.1.80.0040.00417.43
8.1.70.0030.00317.44
8.1.60.0030.00517.63
8.1.50.0000.00817.48
8.1.40.0060.00317.55
8.1.30.0040.00417.46
8.1.20.0050.00217.68
8.1.10.0000.00717.46
8.1.00.0080.00017.38
8.0.300.0000.00819.60
8.0.290.0040.00416.63
8.0.280.0040.00418.45
8.0.270.0000.00717.17
8.0.260.0000.00616.82
8.0.250.0030.00316.89
8.0.240.0080.00017.02
8.0.230.0000.00716.92
8.0.220.0000.00616.89
8.0.210.0000.00716.89
8.0.200.0000.00716.94
8.0.190.0020.00516.94
8.0.180.0000.00716.88
8.0.170.0000.00816.95
8.0.160.0070.00016.77
8.0.150.0070.00016.75
8.0.140.0000.00716.87
8.0.130.0030.00313.34
8.0.120.0060.00316.82
8.0.110.0040.00416.85
8.0.100.0040.00416.78
8.0.90.0070.00016.87
8.0.80.0100.01016.94
8.0.70.0080.00016.85
8.0.60.0050.00216.89
8.0.50.0080.00016.91
8.0.30.0090.00917.09
8.0.20.0110.00717.40
8.0.10.0040.00417.05
8.0.00.0100.01216.85
7.4.330.0000.00516.69
7.4.320.0000.00716.36
7.4.300.0000.00716.41
7.4.290.0000.00716.42
7.4.280.0000.00816.49
7.4.270.0030.00316.65
7.4.260.0040.00416.49
7.4.250.0000.00716.55
7.4.240.0030.00316.62
7.4.230.0070.00016.61
7.4.220.0060.00916.63
7.4.210.0060.01116.58
7.4.200.0040.00416.41
7.4.190.0000.00716.77
7.4.160.0130.00416.45
7.4.150.0150.00317.40
7.4.140.0050.01217.86
7.4.130.0160.00416.50
7.4.120.0050.01316.46
7.4.110.0040.01316.76
7.4.100.0100.00716.49
7.4.90.0090.00916.50
7.4.80.0140.00719.39
7.4.70.0100.00616.52
7.4.60.0100.00716.45
7.4.50.0040.00416.48
7.4.40.0070.01022.77
7.4.30.0000.01816.55
7.4.00.0070.00715.02
7.3.330.0060.00013.24
7.3.320.0000.00613.10
7.3.310.0000.00616.27
7.3.300.0030.00316.25
7.3.290.0090.00616.26
7.3.280.0130.00816.23
7.3.270.0090.00617.40
7.3.260.0070.01716.45
7.3.250.0100.00716.24
7.3.240.0170.00016.46
7.3.230.0130.00316.42
7.3.210.0030.01316.36
7.3.200.0040.01219.39
7.3.190.0000.01716.31
7.3.180.0110.00516.11
7.3.170.0120.00416.47
7.3.160.0100.00616.15
7.3.120.0000.01414.60
7.2.330.0110.00716.72
7.2.320.0070.01016.38
7.2.310.0120.00616.34
7.2.300.0000.01616.66
7.2.290.0100.00716.56
7.2.60.0110.00416.93
7.2.00.0040.01119.09
7.1.200.0130.00015.70
7.1.100.0030.00818.14
7.1.70.0030.00716.80
7.1.60.0060.01919.17
7.1.50.0100.01316.75
7.1.00.0030.07722.29
7.0.200.0030.00716.67
7.0.140.0000.07722.04
7.0.60.0170.05719.95
7.0.50.0030.04017.86
7.0.40.0030.04320.20
7.0.30.0200.07020.24
7.0.20.0100.04720.25
7.0.10.0300.07020.08
7.0.00.0030.04720.25
5.6.280.0000.07721.04
5.6.210.0130.05020.61
5.6.200.0100.08018.19
5.6.190.0070.07020.49
5.6.180.0330.05720.47
5.6.170.0270.03720.57
5.6.160.0070.04020.57
5.6.150.0070.08318.25
5.6.140.0100.07718.23
5.6.130.0130.03718.14
5.6.120.0000.04321.00
5.6.110.0070.06720.99
5.6.100.0100.08720.98
5.6.90.0070.08020.94
5.6.80.0070.04020.34
5.6.70.3300.03720.39
5.5.350.0030.08320.50
5.5.340.0170.07017.92
5.5.330.0070.05720.21
5.5.320.0370.08020.30
5.5.310.0300.03720.27
5.5.300.0030.05717.98
5.5.290.0000.08017.98
5.5.280.0030.06720.88
5.5.270.0030.06720.77
5.5.260.0130.08020.87
5.5.250.0070.07720.46
5.5.240.0100.07320.15
5.4.450.0270.04319.57
5.4.440.0230.08019.48
5.4.430.0270.06019.56
5.4.420.0230.07719.45
5.4.410.0230.07319.28
5.4.400.0130.04018.98
5.4.390.0170.03718.87
5.4.380.0100.04019.22
5.4.370.0100.04319.18
5.4.360.0100.04019.15
5.4.350.0130.04019.21
5.4.340.0200.04019.06
5.4.320.0200.05319.11
5.4.310.0100.04019.31
5.4.300.0130.03719.09
5.4.290.0170.04019.24
5.4.280.0170.03318.87
5.4.270.0130.03718.85
5.4.260.0100.04019.18
5.4.250.0200.03719.13
5.4.240.0170.04019.21
5.4.230.0170.03718.97
5.4.220.0130.04019.14
5.4.210.0200.03319.31
5.4.200.0200.03019.14
5.4.190.0200.03719.21
5.4.180.0130.03719.13
5.4.170.0100.04719.07
5.4.160.0200.03718.95
5.4.150.0170.03719.23
5.4.140.0130.04016.34
5.4.130.0230.06716.46
5.4.120.0270.05016.54
5.4.110.0300.04716.41
5.4.100.0270.06716.50
5.4.90.0230.06316.60
5.4.80.0270.07016.57
5.4.70.0270.06016.44
5.4.60.0270.04016.51
5.4.50.0270.06316.49
5.4.40.0330.04716.25
5.4.30.0200.05016.37
5.4.20.0370.05716.43
5.4.10.0170.08016.37
5.4.00.0300.06315.80
5.3.290.0300.03014.71
5.3.280.0130.03714.64
5.3.270.0230.03314.72
5.3.260.0130.04314.69
5.3.250.0130.05714.53
5.3.240.0230.05714.61
5.3.230.0170.04314.58
5.3.220.0230.06714.58
5.3.210.0170.05014.56
5.3.200.0230.07314.54
5.3.190.0270.07314.62
5.3.180.0230.05314.55
5.3.170.0200.06314.49
5.3.160.0230.07014.49
5.3.150.0200.07014.46
5.3.140.0200.08014.78
5.3.130.0270.06714.47
5.3.120.0270.07314.63
5.3.110.0330.05014.54
5.3.100.0270.06013.95
5.3.90.0300.06714.03
5.3.80.0200.07013.95
5.3.70.0330.05014.08
5.3.60.0330.05713.93
5.3.50.0270.03714.07
5.3.40.0230.04713.96
5.3.30.0230.07014.07
5.3.20.0170.06313.60
5.3.10.0230.06713.80
5.3.00.0270.06313.54
5.2.170.0200.05712.31
5.2.160.0130.05712.31
5.2.150.0170.04712.31
5.2.140.0200.05712.31
5.2.130.0200.03312.31
5.2.120.0130.04012.31
5.2.110.0200.03312.31
5.2.100.0200.04012.31
5.2.90.0230.05312.31
5.2.80.0170.04012.31
5.2.70.0170.03312.31
5.2.60.0170.05312.31
5.2.50.0130.06012.31
5.2.40.0170.06012.31
5.2.30.0170.06012.31
5.2.20.0200.05312.31
5.2.10.0170.06012.31
5.2.00.0170.06012.31
5.1.60.0230.03312.31
5.1.50.0200.04712.31
5.1.40.0130.05712.31
5.1.30.0100.05312.31
5.1.20.0200.05312.31
5.1.10.0170.03712.31
5.1.00.0170.05312.31
5.0.50.0100.03312.31
5.0.40.0130.04012.31
5.0.30.0030.06712.31
5.0.20.0100.03312.31
5.0.10.0170.02712.31
5.0.00.0100.06012.31
4.4.90.0070.03012.31
4.4.80.0130.03012.31
4.4.70.0170.02312.31
4.4.60.0130.03312.31
4.4.50.0070.03712.31
4.4.40.0170.05012.31
4.4.30.0070.03312.31
4.4.20.0130.02312.31
4.4.10.0070.03712.31
4.4.00.0070.04712.31
4.3.110.0100.03712.31
4.3.100.0100.04312.31
4.3.90.0070.03012.31
4.3.80.0070.05712.31
4.3.70.0070.03712.31
4.3.60.0100.02712.31
4.3.50.0130.02712.31
4.3.40.0030.05312.31
4.3.30.0030.03012.31
4.3.20.0100.03712.31
4.3.10.0000.04012.31
4.3.00.0100.02712.31

preferences:
35.21 ms | 401 KiB | 5 Q