3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $priv; function setPrivA( $x ) { $this->priv = $x; } } class B extends A { private $priv; function setPrivB($foo) { $this->priv = $foo; } } class C extends A { function accessOther( $a ) { return $a->priv; } } $b = new B; $b->setPrivA('foo'); $b->setPrivB('bar'); var_dump( $b ); $c = new C; $c->priv = 'baz'; var_dump( $c ); var_dump( $c->accessOther( $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)
8.3.60.0150.00318.36
8.3.50.0110.01118.30
8.3.40.0100.00718.85
8.3.30.0090.00618.97
8.3.20.0040.00421.73
8.3.10.0000.00721.73
8.3.00.0040.00419.81
8.2.180.0120.00918.29
8.2.170.0090.00622.96
8.2.160.0070.00719.47
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00022.25
8.2.120.0070.00026.35
8.2.110.0030.00619.02
8.2.100.0070.00417.84
8.2.90.0040.00419.22
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0080.00018.10
8.2.40.0050.00320.60
8.2.30.0040.00419.18
8.2.20.0040.00418.06
8.2.10.0000.00817.87
8.2.00.0070.00017.98
8.1.280.0060.01625.92
8.1.270.0000.00922.19
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0050.00522.36
8.1.230.0000.01117.83
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0040.00417.23
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0040.00418.44
8.1.160.0030.00618.77
8.1.150.0000.00718.86
8.1.140.0050.00219.55
8.1.130.0000.00718.88
8.1.120.0000.00717.38
8.1.110.0000.00817.38
8.1.100.0030.00317.41
8.1.90.0070.00317.41
8.1.80.0070.00017.38
8.1.70.0000.00717.32
8.1.60.0000.00717.65
8.1.50.0040.00417.46
8.1.40.0040.00417.41
8.1.30.0040.00417.66
8.1.20.0030.00617.55
8.1.10.0000.00717.62
8.1.00.0080.00417.39
8.0.300.0040.00418.77
8.0.290.0080.00016.63
8.0.280.0080.00018.38
8.0.270.0030.00317.20
8.0.260.0060.00017.16
8.0.250.0030.00516.87
8.0.240.0040.00416.94
8.0.230.0070.00016.96
8.0.220.0030.00316.89
8.0.210.0000.00716.92
8.0.200.0000.00716.82
8.0.190.0030.00616.93
8.0.180.0000.00716.93
8.0.170.0000.00816.95
8.0.160.0000.00716.87
8.0.150.0000.00716.84
8.0.140.0070.00016.81
8.0.130.0050.00013.29
8.0.120.0050.00316.71
8.0.110.0050.00316.79
8.0.100.0000.00816.93
8.0.90.0000.00716.93
8.0.80.0060.00916.86
8.0.70.0000.00716.90
8.0.60.0040.00416.74
8.0.50.0000.00716.70
8.0.30.0080.01117.05
8.0.20.0100.01117.40
8.0.10.0000.00717.13
8.0.00.0090.00916.46
7.4.330.0000.00515.55
7.4.320.0030.00316.52
7.4.300.0000.00616.59
7.4.290.0090.00016.54
7.4.280.0030.00616.59
7.4.270.0090.00016.64
7.4.260.0030.00316.58
7.4.250.0060.00316.43
7.4.240.0040.00416.46
7.4.230.0000.00716.30
7.4.220.0060.01916.49
7.4.210.0110.00416.63
7.4.200.0000.00716.60
7.4.160.0100.01016.46
7.4.150.0120.00617.40
7.4.140.0130.00617.86
7.4.130.0060.01116.62
7.4.120.0120.01016.49
7.4.110.0080.01116.54
7.4.100.0140.00316.38
7.4.90.0130.00716.52
7.4.80.0030.01319.39
7.4.70.0130.00516.48
7.4.60.0070.01416.47
7.4.50.0030.01316.49
7.4.40.0060.01016.26
7.4.30.0000.01716.51
7.4.00.0100.00715.15
7.3.330.0050.00013.20
7.3.320.0060.00013.15
7.3.310.0030.00616.33
7.3.300.0000.00616.43
7.3.290.0090.00516.37
7.3.280.0080.00916.33
7.3.270.0070.01017.40
7.3.260.0140.00716.37
7.3.250.0130.00816.34
7.3.240.0130.00416.42
7.3.230.0110.00716.54
7.3.210.0080.00816.41
7.3.200.0090.00916.31
7.3.190.0110.00516.54
7.3.180.0100.00616.50
7.3.170.0070.01116.41
7.3.160.0100.00616.44
7.2.330.0090.00916.79
7.2.320.0080.00816.73
7.2.310.0050.01116.49
7.2.300.0000.01916.80
7.2.290.0070.01116.71
7.2.60.0070.00716.72
7.2.00.0000.01419.53
7.1.200.0000.01215.95
7.1.70.0080.00017.02
7.1.60.0000.01417.24
7.1.50.0430.00732.86
7.1.40.0400.01332.52
7.1.30.0530.00732.38
7.1.20.0330.01332.65
7.1.10.0270.01014.82
7.1.00.0230.01014.81
7.0.200.0000.00916.70
7.0.190.0200.01014.89
7.0.180.0370.01314.52
7.0.170.0170.01314.38
7.0.160.0230.01014.54
7.0.150.0270.01014.33
7.0.140.0300.00714.39
7.0.130.0300.00314.84
7.0.120.0270.01014.60
7.0.110.0330.00014.41
7.0.100.0730.01014.42
7.0.90.0270.01014.62
7.0.80.0270.01014.56
7.0.70.0300.01314.50
7.0.60.0530.01314.38
7.0.50.0270.01314.52
7.0.40.0370.01714.56
7.0.30.0400.01314.40
7.0.20.0430.01014.42
7.0.10.0330.01014.25
7.0.00.0330.00714.66

preferences:
71.11 ms | 401 KiB | 5 Q