3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $a = 5; public $b = 'b'; public $c = null; protected $d = "d"; private $e = "eeeee"; public function __construct() { $this->c = new \StdClass(); $this->c->a = 5; $this->c->b = "q"; } } echo serialize(new A);

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)
8.3.60.0140.00316.63
8.3.50.0110.00622.20
8.3.40.0050.01018.86
8.3.30.0070.00719.27
8.3.20.0040.00420.16
8.3.10.0080.00020.40
8.3.00.0080.00017.38
8.2.180.0040.01118.54
8.2.170.0180.00022.96
8.2.160.0150.00620.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00419.48
8.2.110.0030.00621.00
8.2.100.0040.00817.91
8.2.90.0000.00819.09
8.2.80.0000.00819.39
8.2.70.0040.00417.50
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0040.00418.11
8.2.20.0080.00017.75
8.2.10.0000.00717.88
8.2.00.0040.00417.61
8.1.280.0110.00325.92
8.1.270.0070.00323.99
8.1.260.0070.00326.35
8.1.250.0040.00428.09
8.1.240.0110.00021.95
8.1.230.0110.00022.68
8.1.220.0030.00618.77
8.1.210.0000.00718.99
8.1.200.0030.00617.35
8.1.190.0000.00917.40
8.1.180.0050.00318.10
8.1.170.0040.00418.92
8.1.160.0000.00718.80
8.1.150.0060.00318.79
8.1.140.0040.00417.38
8.1.130.0070.00017.74
8.1.120.0000.00717.47
8.1.110.0040.00417.41
8.1.100.0070.00017.38
8.1.90.0030.00317.37
8.1.80.0030.00517.32
8.1.70.0030.00317.26
8.1.60.0080.00417.58
8.1.50.0030.00517.56
8.1.40.0000.00917.50
8.1.30.0000.00917.62
8.1.20.0050.00317.66
8.1.10.0000.00717.44
8.1.00.0040.00417.53
8.0.300.0000.00719.81
8.0.290.0040.00416.75
8.0.280.0070.00018.43
8.0.270.0030.00317.34
8.0.260.0000.00617.30
8.0.250.0030.00316.97
8.0.240.0030.00317.06
8.0.230.0030.00316.91
8.0.220.0030.00316.85
8.0.210.0000.00716.85
8.0.200.0060.00016.85
8.0.190.0070.00016.89
8.0.180.0030.00316.90
8.0.170.0050.00216.77
8.0.160.0040.00316.72
8.0.150.0030.00516.89
8.0.140.0040.00416.68
8.0.130.0000.00613.29
8.0.120.0040.00416.69
8.0.110.0000.00716.80
8.0.100.0030.00716.86
8.0.90.0040.00316.71
8.0.80.0030.01716.81
8.0.70.0050.00216.73
8.0.60.0070.00016.83
8.0.50.0050.00216.89
8.0.30.0070.01217.13
8.0.20.0080.01117.40
8.0.10.0040.00416.76
8.0.00.0090.00716.52
7.4.330.0030.00315.02
7.4.320.0030.00316.50
7.4.300.0030.00316.53
7.4.290.0070.00016.55
7.4.280.0040.00416.38
7.4.270.0030.00316.46
7.4.260.0050.00216.57
7.4.250.0040.00416.48
7.4.240.0030.00316.49
7.4.230.0030.00316.33
7.4.220.0150.00316.39
7.4.210.0120.00316.65
7.4.200.0030.00316.57
7.4.160.0110.00416.38
7.4.150.0100.00617.40
7.4.140.0160.00617.86
7.4.130.0080.01316.62
7.4.120.0110.00616.33
7.4.110.0090.00916.43
7.4.100.0120.00616.57
7.4.90.0130.00316.34
7.4.80.0100.01016.57
7.4.70.0120.00616.35
7.4.60.0090.00616.23
7.4.50.0030.00316.41
7.4.40.0110.00616.64
7.4.30.0110.00516.47
7.4.00.0080.00814.71
7.3.330.0000.00513.26
7.3.320.0030.00313.17
7.3.310.0030.00316.19
7.3.300.0000.00716.15
7.3.290.0110.00316.26
7.3.280.0070.00916.29
7.3.270.0130.00617.40
7.3.260.0110.00716.34
7.3.250.0070.01316.32
7.3.240.0160.00616.27
7.3.230.0120.00916.39
7.3.210.0120.00616.63
7.3.200.0150.00619.39
7.3.190.0090.01316.59
7.3.180.0090.00716.34
7.3.170.0090.00616.33
7.3.160.0100.00616.22
7.2.330.0180.00016.48
7.2.320.0130.00316.69
7.2.310.0150.00316.77
7.2.300.0090.00916.36
7.2.290.0130.00316.61
7.2.60.0030.01316.61
7.2.00.0040.00819.45
7.1.200.0060.00615.61
7.1.100.0000.00918.00
7.1.70.0060.00916.97
7.1.60.0100.01019.34
7.1.50.0220.01634.71
7.1.00.0000.08022.39
7.0.200.0050.00216.72
7.0.140.0070.06721.92
7.0.60.0070.08019.95
7.0.50.0030.04017.84
7.0.40.0000.06020.30
7.0.30.0300.06020.08
7.0.20.0270.05320.24
7.0.10.0130.06720.04
7.0.00.0100.04720.19
5.6.280.0100.06021.10
5.6.210.0030.04320.53
5.6.200.0070.08318.22
5.6.190.0100.07720.67
5.6.180.0230.08020.63
5.6.170.0270.04020.45
5.6.160.0100.08020.51
5.6.150.0000.05318.21
5.6.140.0100.07718.18
5.6.130.0030.08318.22
5.6.120.0130.07721.03
5.6.110.0130.03721.02
5.6.100.0070.08021.11
5.6.90.0100.07720.92
5.6.80.0000.05020.38
5.5.350.0000.08720.38
5.5.340.0030.04718.07
5.5.330.0070.04720.37
5.5.320.3770.04320.24
5.5.310.0170.04720.27
5.5.300.0070.06717.94
5.5.290.0030.08717.96
5.5.280.0100.08020.80
5.5.270.0230.07020.64
5.5.260.0070.05720.73
5.5.250.0070.08320.66
5.5.240.0070.07320.13
5.4.450.0530.03319.42
5.4.440.0430.07019.29
5.4.430.0730.06319.55
5.4.420.0130.05319.43
5.4.410.0000.06319.31
5.4.400.1000.05318.54
5.4.390.1370.06718.79
5.4.380.1200.07018.63
5.4.370.1030.05318.58
5.4.360.1000.06018.71
5.4.350.0070.03312.02
5.4.340.0060.03612.02
5.4.320.0090.04012.50
5.4.310.0070.04112.50
5.4.300.0080.03612.50
5.4.290.0050.04412.50
5.4.280.0090.03612.39
5.4.270.0090.03712.39
5.4.260.0110.03812.39
5.4.250.0090.04212.39
5.4.240.0050.04412.39
5.4.230.0140.06112.39
5.4.220.0160.07612.39
5.4.210.0070.05112.39
5.4.200.0080.05212.39
5.4.190.0110.04912.38
5.4.180.0130.07112.38
5.4.170.0150.07512.39
5.4.160.0170.04712.39
5.4.150.0110.05612.38
5.4.140.0140.06112.07
5.4.130.0090.03912.06
5.4.120.0080.04512.02
5.4.110.0080.03812.01
5.4.100.0140.05512.01
5.4.90.0060.03812.01
5.4.80.0080.03812.01
5.4.70.0060.03412.01
5.4.60.0100.03712.00
5.4.50.0120.03312.00
5.4.40.0040.04012.00
5.4.30.0080.04211.99
5.4.20.0060.04411.99
5.4.10.0080.03511.99
5.4.00.0070.03511.48
5.3.290.0070.04512.80
5.3.280.0050.04112.70
5.3.270.0090.04512.72
5.3.260.0050.05212.72
5.3.250.0070.04012.72
5.3.240.0090.03712.71
5.3.230.0070.04012.70
5.3.220.0110.03812.68
5.3.210.0080.04112.68
5.3.200.0070.04112.68
5.3.190.0080.04312.68
5.3.180.0090.03912.67
5.3.170.0100.04312.67
5.3.160.0070.04212.67
5.3.150.0050.04512.67
5.3.140.0090.05012.66
5.3.130.0110.04012.66
5.3.120.0120.03512.66
5.3.110.0100.04212.66
5.3.100.0080.05112.13
5.3.90.0060.04212.11
5.3.80.0040.04412.11
5.3.70.0120.05212.10
5.3.60.0140.04412.09
5.3.50.0050.03912.04
5.3.40.0080.03512.03
5.3.30.0100.03311.99
5.3.20.0050.04011.77
5.3.10.0040.03711.74
5.3.00.0060.04111.73
5.2.170.0030.0369.22
5.2.160.0150.0489.22
5.2.150.0060.0309.22
5.2.140.0020.0439.22
5.2.130.0060.0279.18
5.2.120.0060.0279.18
5.2.110.0060.0319.18
5.2.100.0050.0319.18
5.2.90.0050.0309.18
5.2.80.0070.0289.17
5.2.70.0030.0369.18
5.2.60.0040.0329.13
5.2.50.0040.0339.09
5.2.40.0070.0319.07
5.2.30.0050.0349.04
5.2.20.0040.0339.04
5.2.10.0060.0298.95
5.2.00.0060.0418.81
5.1.60.0070.0328.09
5.1.50.0050.0308.08
5.1.40.0070.0278.07
5.1.30.0090.0228.42
5.1.20.0030.0298.44
5.1.10.0050.0278.16
5.1.00.0040.0318.16
5.0.50.0020.0276.64
5.0.40.0060.0216.50
5.0.30.0050.0306.31
5.0.20.0040.0206.28
5.0.10.0020.0236.26
5.0.00.0080.0366.25
4.4.90.0050.0164.78
4.4.80.0060.0174.75
4.4.70.0000.0184.76
4.4.60.0040.0164.75
4.4.50.0080.0264.77
4.4.40.0000.0304.71
4.4.30.0020.0174.76
4.4.20.0050.0154.84
4.4.10.0070.0174.84
4.4.00.0030.0264.76
4.3.110.0020.0174.67
4.3.100.0040.0164.66
4.3.90.0060.0174.63
4.3.80.0040.0374.59
4.3.70.0050.0294.63
4.3.60.0030.0234.63
4.3.50.0060.0404.63
4.3.40.0040.0244.54
4.3.30.0040.0193.30
4.3.20.0050.0353.28
4.3.10.0040.0203.23
4.3.00.0230.03012.14

preferences:
32.49 ms | 401 KiB | 5 Q