3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $foo = 'bar'; } class B extends A { public function setFoo() { return $this->{chr(0) . 'A' . chr(0) . 'foo'} = 'stuff'; } } $b = new B(); $b->setFoo(); var_dump($b);

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)
8.3.70.0110.01118.43
8.3.60.0030.01218.80
8.3.50.0120.00921.26
8.3.40.0070.00718.92
8.3.30.0140.00018.98
8.3.20.0040.00420.16
8.3.10.0080.00023.64
8.3.00.0040.00419.08
8.2.180.0180.00016.75
8.2.170.0090.00622.96
8.2.160.0040.01120.40
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00820.82
8.2.110.0030.00622.14
8.2.100.0060.00619.51
8.2.90.0050.00219.05
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0020.00717.67
8.2.50.0030.00618.07
8.2.40.0040.00419.82
8.2.30.0040.00418.26
8.2.20.0000.00817.75
8.2.10.0040.00417.93
8.2.00.0050.00217.76
8.1.280.0100.00725.92
8.1.270.0060.00923.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.70
8.1.230.0090.00319.07
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00917.22
8.1.180.0050.00518.10
8.1.170.0080.00018.48
8.1.160.0000.00821.83
8.1.150.0060.00318.52
8.1.140.0040.00417.39
8.1.130.0000.00717.82
8.1.120.0040.00417.47
8.1.110.0040.00417.29
8.1.100.0050.00217.38
8.1.90.0000.00717.43
8.1.80.0000.00717.46
8.1.70.0000.00717.34
8.1.60.0000.00917.48
8.1.50.0040.00417.51
8.1.40.0080.00417.51
8.1.30.0030.00517.67
8.1.20.0040.00417.64
8.1.10.0080.00017.63
8.1.00.0040.00417.55
8.0.300.0000.00718.77
8.0.290.0050.00317.05
8.0.280.0030.00318.45
8.0.270.0040.00417.14
8.0.260.0030.00317.12
8.0.250.0040.00416.96
8.0.240.0070.00016.98
8.0.230.0030.00316.99
8.0.220.0080.00016.85
8.0.210.0000.00716.79
8.0.200.0000.00816.96
8.0.190.0000.00716.84
8.0.180.0040.00416.90
8.0.170.0000.00716.90
8.0.160.0000.00716.80
8.0.150.0000.00716.80
8.0.140.0040.00416.79
8.0.130.0000.00513.37
8.0.120.0060.00316.96
8.0.110.0030.00516.93
8.0.100.0060.00316.93
8.0.90.0080.00016.83
8.0.80.0040.01216.94
8.0.70.0000.00816.70
8.0.60.0000.00716.78
8.0.50.0040.00416.79
8.0.30.0110.00617.02
8.0.20.0130.01017.40
8.0.10.0050.00217.07
8.0.00.0110.00916.70
7.4.330.0050.00015.14
7.4.320.0000.00616.43
7.4.300.0000.00616.60
7.4.290.0000.00716.61
7.4.280.0070.00316.50
7.4.270.0000.00716.52
7.4.260.0000.00716.39
7.4.250.0070.00016.52
7.4.240.0030.00316.58
7.4.230.0040.00416.69
7.4.220.0120.00616.57
7.4.210.0040.01216.61
7.4.200.0070.00016.59
7.4.190.0000.00716.69
7.4.160.0080.00816.66
7.4.150.0100.00717.40
7.4.140.0070.01317.86
7.4.130.0130.00616.43
7.4.120.0070.01016.53
7.4.110.0100.01316.47
7.4.100.0130.00416.36
7.4.90.0110.00816.54
7.4.80.0070.01419.39
7.4.70.0100.00716.50
7.4.60.0100.01416.50
7.4.50.0080.00016.57
7.4.40.0180.00616.57
7.4.30.0130.00816.52
7.4.00.0100.00315.18
7.3.330.0070.00013.38
7.3.320.0030.00313.35
7.3.310.0040.00416.31
7.3.300.0070.00016.21
7.3.290.0060.00916.38
7.3.280.0090.00816.35
7.3.270.0090.00917.40
7.3.260.0140.00316.54
7.3.250.0070.01416.40
7.3.240.0070.01016.46
7.3.230.0070.01016.61
7.3.210.0030.01316.32
7.3.200.0040.01519.39
7.3.190.0150.00316.49
7.3.180.0080.00816.48
7.3.170.0080.00816.38
7.3.160.0090.00616.70
7.3.120.0140.00314.90
7.2.330.0100.00716.69
7.2.320.0080.00816.45
7.2.310.0100.00616.67
7.2.300.0040.01416.62
7.2.290.0140.00916.65
7.2.80.0080.00316.73
7.2.60.0040.01116.79
7.2.00.0030.01219.54
7.1.200.0070.00715.82
7.1.100.0110.00418.07
7.1.70.0040.00417.22
7.1.60.0150.01119.46
7.1.50.0180.00716.92
7.1.00.0030.07722.43
7.0.200.0030.00716.72
7.0.140.0000.07721.93
7.0.60.0070.05019.93
7.0.50.0030.04017.87
7.0.40.0070.04317.72
7.0.30.0030.04017.73
7.0.20.0000.04317.85
7.0.10.0030.04317.75
7.0.00.0030.04717.70
5.6.280.0030.07321.13
5.6.210.0030.08320.57
5.6.200.0030.04018.19
5.6.190.0070.04018.15
5.6.180.0100.05718.15
5.6.170.0070.06018.11
5.6.160.0000.04318.21
5.6.150.0000.04018.17
5.6.140.0030.04018.28
5.6.130.0000.04318.18
5.6.120.0000.04318.17
5.6.110.0030.04018.18
5.6.100.0070.03718.15
5.6.90.0070.04018.12
5.6.80.0030.03717.64
5.6.70.0000.04017.54
5.6.60.0070.03717.62
5.6.50.0100.03017.63
5.6.40.0170.04717.51
5.6.30.0000.04317.50
5.6.20.0100.06717.54
5.6.10.0070.06017.54
5.6.00.0170.06317.59
5.5.350.0030.08320.34
5.5.340.0000.04317.98
5.5.330.0100.04717.94
5.5.320.0070.04017.95
5.5.310.0000.06317.95
5.5.300.0030.04017.96
5.5.290.0000.04317.98
5.5.280.0070.03717.95
5.5.270.0070.03717.96
5.5.260.0030.04017.95
5.5.250.0130.03717.90
5.5.240.0000.04017.33
5.5.230.0000.04717.47
5.5.220.0130.04017.32
5.5.210.0030.04017.46
5.5.200.0000.05017.28
5.5.190.0070.03717.33
5.5.180.0130.07317.34
5.5.160.0070.08017.31
5.5.150.0100.08017.44
5.5.140.0070.06317.43
5.5.130.0170.03717.38
5.5.120.0030.06717.30
5.5.110.0030.08017.30
5.5.100.0070.04717.34
5.5.90.0030.06717.23
5.5.80.0070.07317.27
5.5.70.0070.07317.27
5.5.60.0030.07717.25
5.5.50.0100.06017.19
5.5.40.0070.05717.31
5.5.30.0070.07317.22
5.5.20.0270.03017.27
5.5.10.0000.04717.21
5.5.00.0070.06317.25
5.4.450.0000.04319.32
5.4.440.0000.04019.28
5.4.430.0030.04019.49
5.4.420.0100.03319.35
5.4.410.0000.04019.18
5.4.400.0030.03719.05
5.4.390.0000.04019.01
5.4.380.0030.03718.89
5.4.370.0070.03319.03
5.4.360.0070.04019.04
5.4.350.0030.04019.02
5.4.340.0030.07018.86
5.4.320.0030.07718.98
5.4.310.0100.07719.01
5.4.300.0030.05019.03
5.4.290.0070.06319.11
5.4.280.0100.07718.95
5.4.270.0100.05018.88
5.4.260.0070.07319.13
5.4.250.0070.04319.11
5.4.240.0130.07019.13
5.4.230.0170.06719.09
5.4.220.0070.07318.89
5.4.210.0000.05719.02
5.4.200.0100.07019.26
5.4.190.0100.07018.94
5.4.180.0070.07719.13
5.4.170.0100.07319.09
5.4.160.0030.08018.97
5.4.150.0070.05018.97
5.4.140.0130.05316.41
5.4.130.0070.07016.59
5.4.120.0070.07316.35
5.4.110.0000.06716.29
5.4.100.0030.07316.62
5.4.90.0130.07016.48
5.4.80.0100.05716.59
5.4.70.0030.07316.30
5.4.60.0030.07016.53
5.4.50.0000.05316.55
5.4.40.0030.07316.61
5.4.30.0030.07316.27
5.4.20.0000.07716.43
5.4.10.0070.06016.20
5.4.00.0030.03715.83
5.3.290.0100.07014.71
5.3.280.0100.05014.69
5.3.270.0030.06314.61
5.3.260.0000.04714.68
5.3.250.0100.07314.64
5.3.240.0000.05014.60
5.3.230.0100.07314.63
5.3.220.0030.07714.64
5.3.210.0130.04314.53
5.3.200.0070.05014.64
5.3.190.0070.08014.57
5.3.180.0000.08314.61
5.3.170.0070.07314.59
5.3.160.0130.06714.55
5.3.150.0030.07314.62
5.3.140.0030.04714.61
5.3.130.0100.05314.63
5.3.120.0000.04314.50
5.3.110.0000.04314.60
5.3.100.0070.05313.88
5.3.90.0030.04713.97
5.3.80.0070.07314.08
5.3.70.0070.05013.90
5.3.60.0130.04314.07
5.3.50.0000.04714.01
5.3.40.0000.04314.02
5.3.30.0030.05013.91
5.3.20.0130.06313.54
5.3.10.0030.06313.68
5.3.00.0100.05313.70
5.2.170.0000.03311.36
5.2.160.0030.03011.36
5.2.150.0100.05311.36
5.2.140.0070.02711.15
5.2.130.0030.04011.10
5.2.120.0030.03711.15
5.2.110.0100.05311.14
5.2.100.0070.04710.95
5.2.90.0030.04311.14
5.2.80.0070.06010.94
5.2.70.0030.06310.94
5.2.60.0070.06311.05
5.2.50.0100.04310.99
5.2.40.0070.05711.04
5.2.30.0130.05310.96
5.2.20.0000.05310.99
5.2.10.0070.04310.85
5.2.00.0000.04010.68
5.1.60.0130.0479.94
5.1.50.0030.0509.85
5.1.40.0030.0579.89
5.1.30.0030.06010.32
5.1.20.0130.03710.30
5.1.10.0070.05710.14
5.1.00.0070.05310.16
5.0.50.0070.0338.51
5.0.40.0030.0278.45
5.0.30.0030.0678.14
5.0.20.0070.0408.26
5.0.10.0000.0478.00
5.0.00.0030.0578.10
4.4.90.0000.0337.97
4.4.80.0030.0337.97
4.4.70.0070.0277.97
4.4.60.0030.0237.97
4.4.50.0030.0277.97
4.4.40.0030.0337.97
4.4.30.0030.0337.97
4.4.20.0030.0307.97
4.4.10.0000.0237.97
4.4.00.0000.0437.97
4.3.110.0000.0177.97
4.3.100.0000.0177.97
4.3.90.0030.0137.97
4.3.80.0000.0377.97
4.3.70.0100.0307.97
4.3.60.0000.0337.97
4.3.50.0000.0237.97
4.3.40.0000.0307.97
4.3.30.0030.0177.97
4.3.20.0000.0377.97
4.3.10.0000.0407.97
4.3.00.0070.0237.97

preferences:
71.98 ms | 401 KiB | 5 Q