3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $foo = 'foo'; protected $bar = 'two'; private $baz = 'three'; } $b = new Foo(); var_dump($b->{"\0*\0bar"}); $b = (array) new Foo(); var_dump($b); /* var_dump($b["foo"]); var_dump($b["\0*\0bar"]); var_dump($b["\0Foo\0baz"]); */

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)
8.3.60.0060.00916.63
8.3.50.0240.00717.50
8.3.40.0060.00918.84
8.3.30.0110.00418.48
8.3.20.0050.00318.72
8.3.10.0080.00018.95
8.3.00.0000.00919.38
8.2.180.0170.00016.50
8.2.170.0110.00422.96
8.2.160.0090.00618.83
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00421.18
8.2.110.0000.01121.07
8.2.100.0080.00317.74
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0000.00817.50
8.2.60.0000.00818.04
8.2.50.0060.00318.04
8.2.40.0000.00819.22
8.2.30.0090.00017.56
8.2.20.0000.00817.69
8.2.10.0000.00717.61
8.2.00.0050.00217.68
8.1.280.0170.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00020.89
8.1.230.0000.01117.62
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0070.00217.11
8.1.180.0000.00818.10
8.1.170.0040.00417.62
8.1.160.0070.00219.01
8.1.150.0060.00318.63
8.1.140.0080.00017.37
8.1.130.0070.00017.37
8.1.120.0040.00417.43
8.1.110.0000.00717.40
8.1.100.0000.00717.41
8.1.90.0000.00717.28
8.1.80.0040.00417.41
8.1.70.0000.00717.38
8.1.60.0030.00617.49
8.1.50.0040.00417.41
8.1.40.0030.00617.41
8.1.30.0000.00817.63
8.1.20.0050.00317.56
8.1.10.0040.00417.50
8.1.00.0070.00017.53
8.0.300.0040.00418.77
8.0.290.0050.00516.58
8.0.280.0040.00418.51
8.0.270.0070.00017.16
8.0.260.0070.00016.82
8.0.250.0070.00016.91
8.0.240.0070.00016.97
8.0.230.0050.00316.97
8.0.220.0050.00316.92
8.0.210.0030.00316.93
8.0.200.0060.00016.82
8.0.190.0040.00417.02
8.0.180.0060.00316.91
8.0.170.0040.00416.91
8.0.160.0080.00016.91
8.0.150.0000.01016.89
8.0.140.0060.00316.83
8.0.130.0050.00013.20
8.0.120.0050.00616.88
8.0.110.0000.00716.72
8.0.100.0070.00016.85
8.0.90.0000.00716.88
8.0.80.0110.00416.93
8.0.70.0000.00716.91
8.0.60.0000.00816.82
8.0.50.0090.00016.77
8.0.30.0120.00617.28
8.0.20.0090.01116.92
8.0.10.0050.00317.04
8.0.00.0100.00716.75
7.4.330.0020.00212.91
7.4.320.0030.00316.43
7.4.300.0000.00616.47
7.4.290.0000.00716.63
7.4.280.0040.00416.61
7.4.270.0030.00316.55
7.4.260.0000.00513.29
7.4.250.0040.00416.48
7.4.240.0050.00316.60
7.4.230.0030.00516.61
7.4.220.0110.00716.39
7.4.210.0100.00616.53
7.4.200.0000.00716.70
7.4.190.0070.00016.69
7.4.160.0100.00616.33
7.4.150.0120.00616.47
7.4.140.0080.01117.86
7.4.130.0120.00916.55
7.4.120.0070.01016.45
7.4.110.0140.00416.40
7.4.100.0140.00316.52
7.4.90.0120.00616.50
7.4.80.0100.00719.39
7.4.70.0120.00316.49
7.4.60.0030.01316.52
7.4.50.0000.00716.52
7.4.40.0030.01116.41
7.4.30.0090.01316.43
7.4.00.0040.01415.07
7.3.330.0000.00613.17
7.3.320.0070.00013.28
7.3.310.0060.00016.18
7.3.300.0030.00316.23
7.3.290.0100.00616.30
7.3.280.0120.00316.29
7.3.270.0100.00716.57
7.3.260.0060.01316.48
7.3.240.0160.00016.29
7.3.230.0120.00616.49
7.3.210.0070.01016.35
7.3.200.0090.00616.41
7.3.190.0090.01216.44
7.3.180.0090.00616.41
7.3.170.0040.01516.23
7.3.160.0030.01616.47
7.3.120.0070.01014.77
7.2.330.0130.00616.80
7.2.320.0040.01216.65
7.2.310.0130.01016.32
7.2.300.0080.01016.55
7.2.290.0180.00016.71
7.2.60.1230.01215.09
7.2.00.0070.00319.57
7.1.200.0030.00815.45
7.1.100.0080.00618.02
7.1.70.0060.00317.21
7.1.60.0150.00919.25
7.1.50.0130.01016.73
7.1.00.0030.03722.54
7.0.200.0030.01316.50
7.0.140.0000.07722.18
7.0.120.0030.07322.09
7.0.60.0100.07319.93
7.0.50.0070.06017.95
7.0.40.0100.06317.72
7.0.30.0100.07717.79
7.0.20.0100.08017.76
7.0.10.0070.08317.68
7.0.00.0000.07317.84
5.6.280.0100.07020.86
5.6.210.0070.04720.43
5.6.200.0070.04018.28
5.6.190.0070.07718.28
5.6.180.0030.07718.27
5.6.170.0130.08018.15
5.6.160.0070.05018.20
5.6.150.0170.07318.19
5.6.140.0030.04318.22
5.6.130.0070.08018.18
5.6.120.0130.07318.18
5.6.110.0100.08018.21
5.6.100.0030.05718.19
5.6.90.0100.08018.23
5.6.80.0100.07017.55
5.6.70.0030.06717.66
5.6.60.0130.03717.60
5.6.50.0130.06017.59
5.6.40.0030.08717.60
5.6.30.0070.04317.50
5.6.20.0130.04317.53
5.6.10.0130.05317.53
5.6.00.0130.07017.52
5.5.350.0100.05320.35
5.5.340.0070.04717.98
5.5.330.0100.07018.02
5.5.320.0070.04018.06
5.5.310.0100.07717.94
5.5.300.0100.04317.98
5.5.290.0030.07018.01
5.5.280.0000.07018.08
5.5.270.0100.08317.95
5.5.260.0070.08018.07
5.5.250.0030.08017.76
5.5.240.0130.07017.37
5.5.230.0070.04017.33
5.5.220.0200.06317.36
5.5.210.0070.04317.36
5.5.200.0030.05017.29
5.5.190.0030.07717.38
5.5.180.0000.08317.31
5.5.160.0070.04317.27
5.5.150.0000.06017.43
5.5.140.0030.07717.30
5.5.130.0100.07317.29
5.5.120.0230.06317.27
5.5.110.0000.08717.29
5.5.100.0100.06717.30
5.5.90.0070.07017.20
5.5.80.0070.05017.32
5.5.70.0000.05317.29
5.5.60.0070.07717.21
5.5.50.0070.06317.16
5.5.40.0070.04717.32
5.5.30.0070.06317.21
5.5.20.0070.08017.32
5.5.10.0030.08317.31
5.5.00.0070.05017.30
5.4.450.0200.06019.45
5.4.440.0070.08019.21
5.4.430.0030.04719.30
5.4.420.0100.06319.44
5.4.410.0070.08019.32
5.4.400.0100.07018.99
5.4.390.0100.06719.00
5.4.380.0030.04319.16
5.4.370.0070.05019.10
5.4.360.0100.07319.01
5.4.350.0070.06719.09
5.4.340.0000.05319.04
5.4.320.0030.05019.06
5.4.310.0100.07719.11
5.4.300.0130.07019.03
5.4.290.0070.07319.07
5.4.280.0070.08019.13
5.4.270.0130.07018.88
5.4.260.0100.04719.13
5.4.250.0100.06719.14
5.4.240.0100.07319.06
5.4.230.0100.04719.09
5.4.220.0030.08319.10
5.4.210.0100.07319.07
5.4.200.0030.04019.04
5.4.190.0100.03319.10
5.4.180.0070.03719.25
5.4.170.0030.04719.04
5.4.160.0130.07318.86
5.4.150.0030.07319.01
5.4.140.0070.07716.43
5.4.130.0070.06316.38
5.4.120.0000.05016.40
5.4.110.0070.04316.48
5.4.100.0070.07316.44
5.4.90.0100.07316.34
5.4.80.0130.06716.41
5.4.70.0100.05716.39
5.4.60.0100.07016.27
5.4.50.0100.05716.35
5.4.40.0030.04716.58
5.4.30.0030.04316.39
5.4.20.0170.06316.26
5.4.10.0100.07016.41
5.4.00.0030.04315.90
5.3.290.0100.05714.70
5.3.280.0030.08014.60
5.3.270.0030.04714.65
5.3.260.0200.06314.61
5.3.250.0030.07014.67
5.3.240.0100.07714.66
5.3.230.0070.07014.63
5.3.220.0070.04314.59
5.3.210.0100.07014.59
5.3.200.0030.08014.55
5.3.190.0070.08014.62
5.3.180.0030.07714.55
5.3.170.0030.07014.55
5.3.160.0030.05714.54
5.3.150.0070.04314.59
5.3.140.0000.07314.51
5.3.130.0030.08014.55
5.3.120.0100.04014.53
5.3.110.0070.07714.57
5.3.100.0100.03314.01
5.3.90.0030.08314.05
5.3.80.0030.07714.07
5.3.70.0070.06714.05
5.3.60.0100.07014.03
5.3.50.0030.05313.83
5.3.40.0000.05313.97
5.3.30.0030.08014.00
5.3.20.0030.05013.70
5.3.10.0100.06713.49
5.3.00.0030.04713.51
5.2.170.0030.04011.20
5.2.160.0030.04711.23
5.2.150.0030.05311.13
5.2.140.0030.03711.13
5.2.130.0070.06011.11
5.2.120.0000.07011.00
5.2.110.0130.05311.09
5.2.100.0000.06311.08
5.2.90.0030.05010.98
5.2.80.0070.04011.04
5.2.70.0070.03011.05
5.2.60.0100.05011.11
5.2.50.0030.03310.91
5.2.40.0000.03310.88
5.2.30.0000.03010.99
5.2.20.0030.03011.01
5.2.10.0000.03010.75
5.2.00.0000.03010.79
5.1.60.0070.0209.82
5.1.50.0030.0239.82
5.1.40.0000.02710.02
5.1.30.0030.02310.19
5.1.20.0000.02710.44
5.1.10.0030.02310.27
5.1.00.0070.02010.13
5.0.50.0000.0208.59
5.0.40.0030.0178.52
5.0.30.0000.0308.52
5.0.20.0070.0138.52
5.0.10.0000.0238.52
5.0.00.0000.0308.52
4.4.90.0000.0178.52
4.4.80.0000.0178.52
4.4.70.0000.0178.52
4.4.60.0000.0178.52
4.4.50.0030.0138.52
4.4.40.0000.0278.52
4.4.30.0030.0138.52
4.4.20.0000.0138.52
4.4.10.0000.0138.52
4.4.00.0030.0208.52
4.3.110.0000.0178.52
4.3.100.0000.0138.52
4.3.90.0000.0138.52
4.3.80.0000.0238.52
4.3.70.0000.0138.52
4.3.60.0000.0208.52
4.3.50.0000.0138.52
4.3.40.0000.0278.52
4.3.30.0000.0138.52
4.3.20.0000.0178.52
4.3.10.0000.0178.52
4.3.00.0000.0138.52

preferences:
46.55 ms | 401 KiB | 5 Q