3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $a= 'a'; protected $b = 'b'; private $c = 'c'; function D() { echo $this->a; echo $this->b; echo $this->c; } } class TestCp extends Test { protected $b = 'e'; function D() { echo $this->a; echo $this->b; echo $this->c; } } $obj = new TestCp(); $obj->D();

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)
8.3.40.0110.00418.88
8.3.30.0140.00018.72
8.3.20.0040.00420.34
8.3.10.0070.00023.70
8.3.00.0060.00320.77
8.2.170.0120.00322.96
8.2.160.0090.00620.57
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0100.00326.16
8.2.120.0040.00422.20
8.2.110.0070.00321.06
8.2.100.0100.00317.84
8.2.90.0000.00719.26
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0030.00617.80
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0040.00417.93
8.2.20.0000.00717.56
8.2.10.0050.00217.48
8.2.00.0060.00317.59
8.1.270.0060.00323.92
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0060.00320.74
8.1.230.0090.00320.91
8.1.220.0080.00018.77
8.1.210.0040.00418.85
8.1.200.0030.00617.35
8.1.190.0040.00417.41
8.1.180.0000.00818.10
8.1.170.0060.00318.71
8.1.160.0050.00318.80
8.1.150.0050.00218.47
8.1.140.0030.00617.38
8.1.130.0000.00817.82
8.1.120.0040.00417.45
8.1.110.0000.00717.37
8.1.100.0040.00417.27
8.1.90.0030.00517.38
8.1.80.0070.00017.41
8.1.70.0070.00017.24
8.1.60.0040.00817.54
8.1.50.0030.00617.55
8.1.40.0060.00317.42
8.1.30.0040.00417.64
8.1.20.0050.00317.63
8.1.10.0000.00717.57
8.1.00.0030.00617.51
8.0.300.0050.00319.77
8.0.290.0000.00716.75
8.0.280.0070.00018.50
8.0.270.0070.00017.18
8.0.260.0030.00516.91
8.0.250.0040.00416.98
8.0.240.0000.00817.04
8.0.230.0040.00416.93
8.0.220.0080.00016.80
8.0.210.0030.00316.87
8.0.200.0030.00316.93
8.0.190.0050.00216.94
8.0.180.0000.00716.96
8.0.170.0000.00716.89
8.0.160.0050.00316.88
8.0.150.0030.00316.71
8.0.140.0000.00716.80
8.0.130.0030.00613.28
8.0.120.0040.00416.83
8.0.110.0050.00216.77
8.0.100.0070.00016.77
8.0.90.0040.00416.84
8.0.80.0060.01216.87
8.0.70.0040.00416.71
8.0.60.0030.00616.94
8.0.50.0000.00816.92
8.0.30.0100.01217.20
8.0.20.0120.00817.40
8.0.10.0040.00416.97
8.0.00.0100.00816.79
7.4.330.0020.00215.00
7.4.320.0000.00616.37
7.4.300.0000.00716.59
7.4.290.0000.00716.45
7.4.280.0080.00016.57
7.4.270.0030.00316.51
7.4.260.0030.00316.34
7.4.250.0080.00016.38
7.4.240.0020.00516.54
7.4.230.0030.00316.62
7.4.220.0110.00616.61
7.4.210.0090.00716.59
7.4.200.0040.00416.47
7.4.190.0000.00716.49
7.4.160.0070.01016.41
7.4.150.0040.01417.40
7.4.140.0100.00817.86
7.4.130.0130.00716.45
7.4.120.0070.01016.48
7.4.110.0100.00716.51
7.4.100.0100.01016.50
7.4.90.0090.00916.68
7.4.80.0120.00616.52
7.4.70.0000.01716.58
7.4.60.0100.00716.37
7.4.50.0030.00616.63
7.4.40.0030.01322.77
7.4.30.0080.00816.66
7.4.00.0110.00315.20
7.3.330.0050.00013.32
7.3.320.0060.00013.37
7.3.310.0000.00716.35
7.3.300.0030.00316.21
7.3.290.0000.01716.27
7.3.280.0080.00916.31
7.3.270.0140.00317.40
7.3.260.0150.00616.27
7.3.250.0080.01016.37
7.3.240.0110.00516.40
7.3.230.0130.00316.39
7.3.210.0040.01216.42
7.3.200.0070.01119.39
7.3.190.0090.00916.51
7.3.180.0060.00916.29
7.3.170.0090.01316.52
7.3.160.0100.00716.42
7.3.120.0030.01015.02
7.2.330.0160.00916.77
7.2.320.0030.01316.47
7.2.310.0060.01016.64
7.2.300.0100.00616.47
7.2.290.0080.00816.75
7.2.00.0090.00619.53
7.1.100.0030.01017.81
7.1.70.0150.00616.82
7.1.60.0160.00919.29
7.1.50.0060.01616.89
7.1.00.0070.07322.27
7.0.200.0030.00616.40
7.0.140.0000.07722.15
7.0.60.0130.07719.92
7.0.50.0070.06017.88
7.0.40.0070.05320.39
7.0.30.0200.06020.10
7.0.20.0370.07720.19
7.0.10.0300.07320.19
7.0.00.0170.07320.23
5.6.280.0130.06721.13
5.6.210.0070.08020.64
5.6.200.0170.04718.19
5.6.190.0100.03720.63
5.6.180.0030.08720.77
5.6.170.0270.07320.40
5.6.160.0070.06020.43
5.6.150.0030.05018.18
5.6.140.0030.07318.15
5.6.130.0100.07718.25
5.6.120.0070.04321.00
5.6.110.0030.05020.98
5.6.100.0030.08720.98
5.6.90.0030.04320.96
5.6.80.0070.06720.31
5.6.70.0230.07720.54
5.5.350.0030.08720.33
5.5.340.0100.04718.09
5.5.330.0070.05320.13
5.5.320.0000.09020.24
5.5.310.0430.03720.36
5.5.300.0030.08018.02
5.5.290.0070.04017.98
5.5.280.0030.09020.81
5.5.270.0100.08720.79
5.5.260.0170.06720.88
5.5.250.0130.07720.58
5.5.240.0130.07020.16
5.4.450.0800.03319.17
5.4.440.0970.06319.48
5.4.430.1070.05019.51
5.4.420.0770.07319.46
5.4.410.0930.05319.18
5.4.400.1030.05019.23
5.4.390.1130.05319.25
5.4.380.0470.04018.79
5.4.370.0270.04718.78
5.4.360.0270.04718.50
5.4.350.0200.05718.78
5.4.340.0230.05018.79
5.4.320.0050.04112.50
5.4.310.0070.03912.50
5.4.300.0080.04212.51
5.4.290.0040.04312.50
5.4.280.0060.03712.40
5.4.270.0030.04012.40
5.4.260.0090.03512.39
5.4.250.0040.04012.39
5.4.240.0080.03512.38
5.4.230.0060.03712.38
5.4.220.0080.04012.38
5.4.210.0060.05912.38
5.4.200.0070.05612.38
5.4.190.0100.05112.37
5.4.180.0100.05112.38
5.4.170.0070.04612.38
5.4.160.0060.03512.38
5.4.150.0070.03412.37
5.4.140.0060.03712.05
5.4.130.0020.03812.05
5.4.120.0050.03612.00
5.4.110.0080.04112.00
5.4.100.0150.04912.00
5.4.90.0070.04312.00
5.4.80.0040.04112.00
5.4.70.0100.03812.00
5.4.60.0030.03711.99
5.4.50.0030.03812.00
5.4.40.0050.03511.98
5.4.30.0090.03511.98
5.4.20.0060.03711.98
5.4.10.0040.03711.98
5.4.00.0080.03511.47
5.3.290.0030.04212.80
5.3.280.0040.03912.71
5.3.270.0060.03812.72
5.3.260.0070.03712.72
5.3.250.0030.03912.71
5.3.240.0070.04212.72
5.3.230.0040.04112.71
5.3.220.0060.03812.68
5.3.210.0050.04112.68
5.3.200.0130.04412.68
5.3.190.0070.04712.68
5.3.180.0080.04912.68
5.3.170.0080.03712.67
5.3.160.0030.04012.67
5.3.150.0090.04812.67
5.3.140.0070.03712.66
5.3.130.0070.03812.66
5.3.120.0070.04712.66
5.3.110.0130.05312.66
5.3.100.0140.04812.12
5.3.90.0070.03812.09
5.3.80.0090.03612.09
5.3.70.0060.04212.09
5.3.60.0090.04212.07
5.3.50.0060.03712.01
5.3.40.0050.03812.02
5.3.30.0060.04011.99
5.3.20.0050.03711.76
5.3.10.0040.03611.73
5.3.00.0060.04311.71
5.2.170.0050.0339.22
5.2.160.0050.0409.21
5.2.150.0080.0309.21
5.2.140.0070.0309.21
5.2.130.0070.0309.17
5.2.120.0050.0309.18
5.2.110.0040.0299.18
5.2.100.0050.0299.18
5.2.90.0060.0319.18
5.2.80.0020.0329.17
5.2.70.0040.0349.17
5.2.60.0090.0319.13
5.2.50.0080.0359.09
5.2.40.0100.0399.07
5.2.30.0050.0459.05
5.2.20.0060.0329.04
5.2.10.0020.0338.94
5.2.00.0050.0308.80
5.1.60.0060.0228.09
5.1.50.0070.0248.08
5.1.40.0020.0268.07
5.1.30.0040.0268.41
5.1.20.0030.0288.45
5.1.10.0030.0298.16
5.1.00.0020.0298.16
5.0.50.0030.0216.64
5.0.40.0030.0206.50
5.0.30.0060.0326.32
5.0.20.0050.0256.29
5.0.10.0030.0226.26
5.0.00.0050.0296.25
4.4.90.0030.0224.77
4.4.80.0040.0194.75
4.4.70.0040.0214.75
4.4.60.0050.0244.75
4.4.50.0010.0254.77
4.4.40.0050.0344.71
4.4.30.0020.0164.76
4.4.20.0010.0174.85
4.4.10.0010.0174.85
4.4.00.0070.0214.76
4.3.110.0010.0174.67
4.3.100.0020.0154.66
4.3.90.0020.0154.63
4.3.80.0040.0284.59
4.3.70.0050.0134.63
4.3.60.0030.0154.63
4.3.50.0030.0164.63
4.3.40.0040.0334.54
4.3.30.0010.0223.29
4.3.20.0030.0173.27
4.3.10.0010.0173.23
4.3.00.0170.01713.14

preferences:
40.01 ms | 400 KiB | 5 Q