3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $c = 0; public function __construct($c) { $this->c = $c; print($this->c); } } class B extends A { public function __construct($c) { parent::__construct(++$this->c > 0 ? $c++ : -1); } } $b = new B(2);

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)
8.3.60.0110.00416.63
8.3.50.0120.00522.84
8.3.40.0110.00418.55
8.3.30.0040.01119.04
8.3.20.0040.00420.29
8.3.10.0080.00023.66
8.3.00.0080.00019.38
8.2.180.0160.00616.75
8.2.170.0070.00722.96
8.2.160.0130.00320.52
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0130.00626.16
8.2.120.0040.00421.02
8.2.110.0040.00420.43
8.2.100.0040.00817.91
8.2.90.0000.00719.35
8.2.80.0050.00317.97
8.2.70.0030.00617.63
8.2.60.0040.00817.93
8.2.50.0000.01118.07
8.2.40.0040.00418.16
8.2.30.0000.00718.13
8.2.20.0050.00217.64
8.2.10.0040.00418.05
8.2.00.0040.00417.66
8.1.280.0110.00625.92
8.1.270.0110.00422.05
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.01023.74
8.1.230.0100.00323.93
8.1.220.0000.00818.77
8.1.210.0040.00418.94
8.1.200.0060.00317.13
8.1.190.0040.00417.10
8.1.180.0050.00318.10
8.1.170.0040.00418.64
8.1.160.0040.00421.96
8.1.150.0040.00418.89
8.1.140.0070.00017.38
8.1.130.0000.00717.95
8.1.120.0000.00717.41
8.1.110.0000.00817.42
8.1.100.0070.00017.32
8.1.90.0000.00917.39
8.1.80.0000.00717.42
8.1.70.0030.00317.28
8.1.60.0050.00317.44
8.1.50.0030.00617.48
8.1.40.0040.00417.53
8.1.30.0000.00817.60
8.1.20.0050.00217.50
8.1.10.0000.00717.50
8.1.00.0030.00517.39
8.0.300.0000.00819.87
8.0.290.0040.00416.75
8.0.280.0070.00018.40
8.0.270.0030.00317.25
8.0.260.0040.00417.29
8.0.250.0000.00717.00
8.0.240.0000.00616.93
8.0.230.0000.00716.84
8.0.220.0040.00416.84
8.0.210.0040.00416.81
8.0.200.0030.00316.89
8.0.190.0000.00816.88
8.0.180.0060.00316.82
8.0.170.0000.00916.71
8.0.160.0070.00016.77
8.0.150.0040.00416.80
8.0.140.0040.00416.75
8.0.130.0060.00313.21
8.0.120.0070.00416.82
8.0.110.0040.00416.74
8.0.100.0060.00316.71
8.0.90.0030.00316.82
8.0.80.0100.00616.81
8.0.70.0070.00016.85
8.0.60.0030.00616.78
8.0.50.0030.00316.75
8.0.30.0120.00716.97
8.0.20.0100.00817.40
8.0.10.0040.00416.98
8.0.00.0080.01116.68
7.4.330.0000.00515.00
7.4.320.0000.00616.55
7.4.300.0040.00416.50
7.4.290.0040.00416.60
7.4.280.0060.00316.58
7.4.270.0000.00716.50
7.4.260.0040.00416.64
7.4.250.0040.00316.37
7.4.240.0000.00716.62
7.4.230.0030.00316.50
7.4.220.0000.01816.52
7.4.210.0100.00616.63
7.4.200.0040.00416.71
7.4.160.0150.00316.62
7.4.150.0120.00617.40
7.4.140.0120.00817.86
7.4.130.0160.00316.65
7.4.120.0120.00616.34
7.4.110.0120.00916.40
7.4.100.0130.00416.55
7.4.90.0090.01316.68
7.4.80.0170.00019.39
7.4.70.0090.01216.56
7.4.60.0100.01016.31
7.4.50.0000.00416.29
7.4.40.0070.01016.46
7.4.30.0140.00316.50
7.4.00.0060.00914.68
7.3.330.0030.00313.29
7.3.320.0030.00313.22
7.3.310.0030.00316.25
7.3.300.0000.00716.37
7.3.290.0090.00616.30
7.3.280.0100.00616.30
7.3.270.0110.01117.40
7.3.260.0150.00616.55
7.3.240.0140.00316.61
7.3.230.0110.00616.59
7.3.210.0100.00716.30
7.3.200.0110.00819.39
7.3.190.0140.00716.59
7.3.180.0090.00616.48
7.3.170.0140.00416.60
7.3.160.0060.01016.55
7.3.120.0040.01414.80
7.3.110.0080.00814.85
7.3.100.0030.00914.61
7.3.90.0070.00714.83
7.3.80.0070.01014.82
7.3.70.0060.00914.71
7.3.60.0070.00714.85
7.3.50.0070.00414.44
7.3.40.0090.00614.71
7.3.30.0070.01014.85
7.3.20.0030.01016.58
7.3.10.0070.00716.74
7.3.00.0130.00316.56
7.2.330.0110.01116.83
7.2.320.0140.00416.86
7.2.310.0130.00716.74
7.2.300.0110.00716.63
7.2.290.0030.01416.44
7.2.240.0070.00415.11
7.2.230.0110.00415.27
7.2.220.0030.01015.00
7.2.210.0030.01314.85
7.2.200.0030.01015.14
7.2.190.0040.01114.89
7.2.180.0040.01114.94
7.2.170.0090.00614.95
7.2.160.0000.01114.91
7.2.150.0070.01016.58
7.2.140.0070.00716.95
7.2.130.0030.00916.73
7.2.120.0060.00816.80
7.2.110.0100.00716.71
7.2.100.0030.00716.79
7.2.90.0030.01716.66
7.2.80.0110.00316.73
7.2.70.0100.00716.90
7.2.60.0050.01016.83
7.2.50.0060.00916.57
7.2.40.0080.00416.68
7.2.30.0100.00717.11
7.2.20.0110.00316.79
7.2.10.0030.01316.79
7.2.00.0070.00716.94
7.1.330.0040.00815.63
7.1.320.0030.01015.56
7.1.310.0050.00515.70
7.1.300.0030.01015.36
7.1.290.0120.00615.66
7.1.280.0060.00915.74
7.1.270.0140.00015.62
7.1.260.0040.01115.80
7.1.250.0030.00915.60
7.1.200.0030.00915.70
7.1.70.0000.01017.09
7.1.60.0070.00719.40
7.1.50.0130.01316.69
7.1.00.0070.07322.28
7.0.200.0030.00616.86
7.0.140.0100.06722.07
7.0.60.0070.04020.02
7.0.50.0070.05017.80
7.0.40.0030.04320.15
7.0.30.0270.06020.34
7.0.20.0330.07320.26
7.0.10.0100.08720.15
7.0.00.0170.06020.07
5.6.280.0030.07320.93
5.6.210.0130.06720.50
5.6.200.0070.08018.12
5.6.190.0030.04720.68
5.6.180.0170.04020.61
5.6.170.0300.07320.71
5.6.160.0030.08320.56
5.6.150.0030.04018.16
5.6.140.0000.04318.11
5.6.130.0030.08018.28
5.6.120.0100.06020.91
5.6.110.0130.03320.89
5.6.100.0000.05721.11
5.6.90.0070.08721.13
5.6.80.0000.08020.39
5.5.350.0300.06720.53
5.5.340.0030.05018.04
5.5.330.0070.08020.27
5.5.320.0330.07020.27
5.5.310.0200.04320.27
5.5.300.0030.04017.95
5.5.290.0100.08017.98
5.5.280.0030.08320.80
5.5.270.0070.06320.87
5.5.260.0130.07720.88
5.5.250.0070.08720.80
5.5.240.0030.07720.20
5.4.450.0830.06319.57
5.4.440.0630.06719.55
5.4.430.0170.04719.52
5.4.420.0970.04719.26
5.4.410.0200.04318.68
5.4.400.0270.06018.84
5.4.390.0300.05018.47
5.4.380.0070.05018.79
5.4.370.0100.03718.55
5.4.360.0230.04318.54
5.4.350.0110.03712.02
5.4.340.0060.03912.02
5.4.320.0070.03312.51
5.4.310.0050.03712.50
5.4.300.0030.03812.50
5.4.290.0070.03612.50
5.4.280.0060.03412.40
5.4.270.0070.03412.40
5.4.260.0060.03512.40
5.4.250.0070.03512.40
5.4.240.0050.03512.40
5.4.230.0070.03612.39
5.4.220.0080.03312.39
5.4.210.0050.03412.39
5.4.200.0070.04312.39
5.4.190.0090.03712.38
5.4.180.0070.03312.38
5.4.170.0050.03412.40
5.4.160.0040.03512.39
5.4.150.0070.03312.39
5.4.140.0040.03712.08
5.4.130.0060.03412.06
5.4.120.0020.03812.02
5.4.110.0060.04012.02
5.4.100.0070.03312.02
5.4.90.0080.03312.02
5.4.80.0120.03312.02
5.4.70.0070.03512.02
5.4.60.0090.03412.01
5.4.50.0070.03212.01
5.4.40.0070.03412.00
5.4.30.0050.03512.00
5.4.20.0060.03312.00
5.4.10.0060.03811.99
5.4.00.0060.03411.48
5.3.290.0050.04812.80
5.3.280.0070.03612.71
5.3.270.0070.03712.72
5.3.260.0090.04012.72
5.3.250.0040.04212.72
5.3.240.0050.03812.72
5.3.230.0040.03912.71
5.3.220.0050.04512.68
5.3.210.0050.03912.68
5.3.200.0040.03812.68
5.3.190.0030.04012.68
5.3.180.0060.03612.67
5.3.170.0080.03512.67
5.3.160.0060.03712.67
5.3.150.0070.03612.67
5.3.140.0060.03512.66
5.3.130.0060.04312.66
5.3.120.0040.04312.65
5.3.110.0050.04012.66
5.3.100.0050.03812.13
5.3.90.0050.03712.11
5.3.80.0070.03512.09
5.3.70.0040.04512.10
5.3.60.0100.03312.08
5.3.50.0050.03612.03
5.3.40.0060.03512.02
5.3.30.0040.03511.98
5.3.20.0060.03811.76
5.3.10.0070.03611.73
5.3.00.0060.03411.72
5.2.170.0080.0269.22
5.2.160.0050.0299.22
5.2.150.0040.0319.23
5.2.140.0030.0329.22
5.2.130.0050.0289.18
5.2.120.0060.0339.18
5.2.110.0010.0339.18
5.2.100.0030.0299.18
5.2.90.0050.0299.18
5.2.80.0040.0309.18
5.2.70.0040.0319.18
5.2.60.0060.0379.13
5.2.50.0050.0299.10
5.2.40.0050.0279.08
5.2.30.0050.0289.05
5.2.20.0040.0339.05
5.2.10.0040.0298.95
5.2.00.0030.0318.81
5.1.60.0070.0218.09
5.1.50.0050.0228.09
5.1.40.0060.0308.07
5.1.30.0040.0268.42
5.1.20.0040.0258.44
5.1.10.0050.0278.16
5.1.00.0030.0278.16
5.0.50.0020.0216.64
5.0.40.0020.0206.50
5.0.30.0050.0286.32
5.0.20.0030.0196.28
5.0.10.0050.0196.27
5.0.00.0050.0286.26
4.4.90.0040.0134.78
4.4.80.0000.0174.75
4.4.70.0030.0154.76
4.4.60.0010.0164.76
4.4.50.0040.0134.77
4.4.40.0050.0234.71
4.4.30.0000.0174.76
4.4.20.0020.0154.85
4.4.10.0020.0174.85
4.4.00.0020.0244.76
4.3.110.0040.0204.67
4.3.100.0030.0194.66
4.3.90.0040.0174.64
4.3.80.0040.0224.59
4.3.70.0050.0204.63
4.3.60.0040.0194.63
4.3.50.0050.0134.63
4.3.40.0020.0244.53
4.3.30.0020.0153.30
4.3.20.0030.0163.28
4.3.10.0030.0153.24
4.3.00.0170.0207.12

preferences:
39.46 ms | 401 KiB | 5 Q