3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $priv; private static function set(self $instance, $name, $value) { $instance->$name = $value; } public function __construct(self $instance = null) { if ($instance) { self::set($instance, 'priv', 'dafuq'); } } } $a = new Foo; $b = new Foo($a); var_dump($a, $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)
8.3.60.0070.00718.43
8.3.50.0170.00521.98
8.3.40.0110.00418.67
8.3.30.0160.00319.12
8.3.20.0040.00420.16
8.3.10.0040.00421.90
8.3.00.0040.00419.02
8.2.180.0080.01518.16
8.2.170.0170.00022.96
8.2.160.0100.00321.93
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00917.80
8.2.110.0050.00521.18
8.2.100.0070.00417.91
8.2.90.0050.00319.17
8.2.80.0080.00017.97
8.2.70.0050.00517.75
8.2.60.0030.00617.93
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0040.00418.03
8.2.20.0070.00017.60
8.2.10.0040.00417.99
8.2.00.0040.00417.68
8.1.280.0070.01325.92
8.1.270.0060.00318.78
8.1.260.0090.00626.35
8.1.250.0070.00028.09
8.1.240.0000.01520.57
8.1.230.0090.00320.93
8.1.220.0040.00417.74
8.1.210.0040.00418.91
8.1.200.0030.00717.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00318.46
8.1.160.0040.00421.94
8.1.150.0040.00418.93
8.1.140.0000.00717.33
8.1.130.0050.00217.79
8.1.120.0040.00417.37
8.1.110.0040.00417.41
8.1.100.0060.00317.27
8.1.90.0040.00417.48
8.1.80.0040.00417.43
8.1.70.0000.00817.38
8.1.60.0040.00417.63
8.1.50.0000.00817.48
8.1.40.0000.00917.40
8.1.30.0040.00417.52
8.1.20.0050.00217.64
8.1.10.0000.00717.50
8.1.00.0040.00417.46
8.0.300.0080.00020.05
8.0.290.0000.00716.86
8.0.280.0000.00718.37
8.0.270.0030.00517.28
8.0.260.0030.00317.31
8.0.250.0040.00416.92
8.0.240.0000.00717.04
8.0.230.0080.00017.03
8.0.220.0040.00416.95
8.0.210.0030.00317.00
8.0.200.0070.00016.98
8.0.190.0030.00517.05
8.0.180.0000.00717.03
8.0.170.0040.00416.89
8.0.160.0000.00816.79
8.0.150.0050.00317.01
8.0.140.0050.00216.95
8.0.130.0080.00013.36
8.0.120.0030.00616.82
8.0.110.0040.00416.94
8.0.100.0040.00417.07
8.0.90.0040.00417.00
8.0.80.0070.01316.92
8.0.70.0040.00416.95
8.0.60.0070.00016.96
8.0.50.0000.00716.94
8.0.30.0110.01217.08
8.0.20.0060.01217.40
8.0.10.0030.00617.15
8.0.00.0120.00816.82
7.4.330.0000.00615.03
7.4.320.0030.00316.36
7.4.300.0000.00616.61
7.4.290.0030.00316.52
7.4.280.0050.00516.57
7.4.270.0030.00316.51
7.4.260.0080.00016.63
7.4.250.0000.00816.61
7.4.240.0030.00516.57
7.4.230.0070.00016.41
7.4.220.0140.00716.50
7.4.210.0040.01016.63
7.4.200.0000.00816.63
7.4.160.0090.00616.41
7.4.150.0140.00617.40
7.4.140.0090.00817.86
7.4.130.0120.00816.51
7.4.120.0070.01116.59
7.4.110.0130.01016.60
7.4.100.0060.01516.62
7.4.90.0100.00616.57
7.4.80.0070.01019.39
7.4.70.0110.00616.32
7.4.60.0070.01016.51
7.4.50.0000.00416.42
7.4.40.0130.00916.25
7.4.30.0070.01116.70
7.4.00.0110.00715.03
7.3.330.0000.00613.08
7.3.320.0050.00013.23
7.3.310.0040.00416.35
7.3.300.0000.00716.34
7.3.290.0080.00516.20
7.3.280.0100.00516.23
7.3.270.0070.01017.40
7.3.260.0110.00916.26
7.3.250.0100.00916.42
7.3.240.0070.01016.26
7.3.230.0130.01016.39
7.3.210.0040.01316.50
7.3.200.0070.01619.39
7.3.190.0180.00016.53
7.3.180.0090.01116.20
7.3.170.0120.00916.27
7.3.160.0120.00416.30
7.3.10.0090.00816.54
7.3.00.0090.00916.61
7.2.330.0070.01116.68
7.2.320.0060.01716.31
7.2.310.0130.00716.66
7.2.300.0210.01816.37
7.2.290.0070.01116.71
7.2.130.0090.00916.56
7.2.120.0070.00616.75
7.2.110.0110.00916.44
7.2.100.0060.01116.60
7.2.90.0110.00816.39
7.2.80.0070.01116.62
7.2.70.0090.00616.38
7.2.60.0090.00716.71
7.2.50.0150.00416.61
7.2.40.0130.00216.57
7.2.30.0130.00616.67
7.2.20.0070.00716.67
7.2.10.0100.01116.60
7.2.00.0120.00517.31
7.1.250.0100.00815.54
7.1.200.0050.00515.79
7.1.100.0060.00618.18
7.1.70.0030.00616.92
7.1.60.0000.01117.05
7.1.50.0120.01216.70
7.1.00.0030.07722.49
7.0.200.0040.01116.41
7.0.140.0030.06722.12
7.0.60.0030.04019.96
7.0.50.0000.05317.84
7.0.40.0130.08320.27
7.0.30.0300.07320.19
7.0.20.0170.06320.09
7.0.10.0070.04020.15
7.0.00.0070.08320.22
5.6.280.0030.07320.93
5.6.210.0000.08320.77
5.6.200.0030.08018.19
5.6.190.0070.04320.64
5.6.180.0430.05020.67
5.6.170.0200.04720.44
5.6.160.0100.08320.57
5.6.150.0070.03718.14
5.6.140.0100.06318.18
5.6.130.0100.05018.10
5.6.120.0100.06021.01
5.6.110.0100.07321.04
5.6.100.0030.08721.01
5.6.90.0100.05720.98
5.6.80.0030.03720.36
5.5.350.4330.03720.33
5.5.340.0070.08318.07
5.5.330.0030.09020.42
5.5.320.2130.04020.49
5.5.310.0430.06720.50
5.5.300.0130.07017.98
5.5.290.0030.04317.95
5.5.280.0030.04020.69
5.5.270.0030.09020.82
5.5.260.0070.07320.88
5.5.250.0070.08320.78
5.5.240.0000.07020.28
5.4.450.0630.09319.57
5.4.440.0130.05719.47
5.4.430.0070.05719.46
5.4.420.0100.05319.51
5.4.410.0100.05319.25
5.4.400.0130.05019.23
5.4.390.0270.06018.48
5.4.380.0300.06318.84
5.4.370.0200.05318.78
5.4.360.0170.06018.79
5.4.350.0230.05018.79
5.4.340.0200.05718.78
5.4.320.0300.04718.75
5.4.310.0230.05018.84
5.4.300.0230.05018.73
5.4.290.0270.04718.84
5.4.280.0270.04718.78
5.4.270.0270.06718.77
5.4.260.0230.04718.55
5.4.250.0270.04718.53
5.4.240.0170.05718.72
5.4.230.0270.06718.69
5.4.220.0230.07018.77
5.4.210.0170.07718.57
5.4.200.0230.06316.61
5.4.190.0130.07718.78
5.4.180.0270.06718.61
5.4.170.0170.08018.72
5.4.160.0200.05018.70
5.4.150.0200.05018.73
5.4.140.0270.04316.30
5.4.130.0230.04716.44
5.4.120.0270.04316.27
5.4.110.0130.05016.29
5.4.100.0300.04016.44
5.4.90.0130.05016.29
5.4.80.0200.04316.27
5.4.70.0100.06016.29
5.4.60.0070.06016.32
5.4.50.0230.04016.17
5.4.40.0170.05016.27
5.4.30.0170.05316.41
5.4.20.0330.04716.41
5.4.10.0270.04016.29
5.4.00.0270.06015.72
5.3.290.0200.07714.76
5.3.280.0330.05714.80
5.3.270.0270.06314.65
5.3.260.0270.04714.79
5.3.250.0170.05014.78
5.3.240.0070.06014.72
5.3.230.0200.05714.71
5.3.220.0230.04714.68
5.3.210.0130.05714.68
5.3.200.0270.05014.63
5.3.190.0300.04014.59
5.3.180.0270.04014.70
5.3.170.0200.07014.59
5.3.160.0170.05314.61
5.3.150.0200.05714.56
5.3.140.0170.05014.78
5.3.130.0170.05714.69
5.3.120.0130.05714.71
5.3.110.0100.07314.71
5.3.100.0230.04714.25
5.3.90.0170.04714.14
5.3.80.0230.05014.01
5.3.70.0070.06014.19
5.3.60.0130.05314.02
5.3.50.0270.04014.06
5.3.40.0200.04714.18
5.3.30.0100.05713.97
5.3.20.0100.05713.77
5.3.10.0130.05313.68
5.3.00.0270.05013.68
5.2.170.0070.04711.18
5.2.160.0130.04011.25
5.2.150.0200.05011.36
5.2.140.0230.03311.25
5.2.130.0230.03011.22
5.2.120.0130.03711.13
5.2.110.0200.04011.21
5.2.100.0070.04711.21
5.2.90.0070.05011.23
5.2.80.0330.03011.18
5.2.70.0170.04011.12
5.2.60.0170.04311.18
5.2.50.0230.03011.25
5.2.40.0200.03311.06
5.2.30.0230.03011.08
5.2.20.0100.04311.06
5.2.10.0130.03710.90
5.2.00.0100.04310.85
5.1.60.0230.02310.03
5.1.50.0070.04310.07
5.1.40.0170.02710.11
5.1.30.0030.04310.53
5.1.20.0170.03310.40
5.1.10.0170.03310.28
5.1.00.0200.04010.11
5.0.50.0070.0408.69
5.0.40.0130.0238.62
5.0.30.0070.0508.36
5.0.20.0070.0278.23
5.0.10.0030.0308.36
5.0.00.0070.0438.20
4.4.90.0000.0275.88
4.4.80.0130.0135.86
4.4.70.0070.0205.88
4.4.60.0030.0235.93
4.4.50.0000.0275.91
4.4.40.0030.0375.86
4.4.30.0070.0206.00
4.4.20.0030.0235.96
4.4.10.0070.0205.98
4.4.00.0030.0375.93
4.3.110.0000.0275.94
4.3.100.0070.0205.81
4.3.90.0030.0275.79
4.3.80.0030.0375.77
4.3.70.0100.0175.82
4.3.60.0000.0275.82
4.3.50.0030.0235.78
4.3.40.0070.0375.75
4.3.30.0000.0274.63
4.3.20.0000.0274.63
4.3.10.0030.0304.63
4.3.00.0070.0278.75

preferences:
32.8 ms | 401 KiB | 5 Q