3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Obj { public function __construct($mix) { foreach ($mix as $k => $v) { $this->$k = $v; } } public function __toString() { $str = ''; foreach ($this as $k => $v) { $str = "$k => $v\n"; } return $str; } } class A { public $obj; public function setObj($obj) { $this->obj = $obj; } public function getObj() { return $this->obj; } function __sleep() { return ['test' => $this->obj]; } } function printA(A $a) { var_dump($a); serialize(debug_backtrace(0)); } $obj = new Obj(['hello'=>'there']); $a = new A(); $a->setObj($obj); var_dump($a->getObj()); printA($a); var_dump($a->getObj());

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)
8.4.120.0130.00720.91
8.4.110.0060.00518.92
8.4.100.0130.00719.07
8.4.90.0050.00418.90
8.4.80.0120.00918.95
8.4.70.0110.00818.08
8.4.60.0070.01322.18
8.4.50.0170.00420.63
8.4.40.0030.00618.11
8.4.30.0000.00919.79
8.4.20.0060.00317.75
8.4.10.0140.00717.69
8.3.250.0100.00518.89
8.3.240.0120.00716.73
8.3.230.0110.00916.79
8.3.220.0130.00518.99
8.3.210.0120.00816.66
8.3.200.0030.00616.71
8.3.190.0060.00217.17
8.3.180.0070.00316.93
8.3.170.0120.00617.38
8.3.160.0160.00320.84
8.3.150.0040.00418.88
8.3.140.0150.00417.24
8.3.130.0100.00316.83
8.3.120.0090.00020.83
8.3.110.0060.00316.69
8.3.100.0000.00918.53
8.3.90.0080.00026.77
8.3.80.0110.00016.63
8.3.70.0110.01116.63
8.3.60.0090.00616.88
8.3.50.0080.01121.30
8.3.40.0070.00718.83
8.3.30.0110.00419.26
8.3.20.0040.00420.29
8.3.10.0050.00323.53
8.3.00.0040.00419.80
8.2.290.0090.01020.22
8.2.280.0090.00920.30
8.2.270.0170.00317.05
8.2.260.0130.00716.66
8.2.250.0120.00616.67
8.2.240.0030.00619.09
8.2.230.0100.00020.94
8.2.220.0000.00824.06
8.2.210.0050.00326.77
8.2.200.0030.00618.29
8.2.190.0150.00316.75
8.2.180.0120.00325.92
8.2.170.0060.01019.12
8.2.160.0100.00322.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00419.36
8.2.110.0060.00321.98
8.2.100.0080.00418.34
8.2.90.0040.00718.93
8.2.80.0040.00417.97
8.2.70.0070.00317.63
8.2.60.0060.00317.93
8.2.50.0060.00318.07
8.2.40.0050.00318.16
8.2.30.0070.00018.20
8.2.20.0040.00417.75
8.2.10.0040.00417.98
8.2.00.0070.00018.02
8.1.330.0120.00621.82
8.1.320.0150.00516.38
8.1.310.0080.00018.48
8.1.300.0090.00018.66
8.1.290.0040.00430.84
8.1.280.0150.00725.92
8.1.270.0050.00320.32
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.82
8.1.230.0040.00818.91
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.01017.22
8.1.190.0070.00417.10
8.1.180.0000.00818.10
8.1.170.0000.00818.65
8.1.160.0000.00721.95
8.1.150.0030.00518.89
8.1.140.0040.00417.40
8.1.130.0030.00317.86
8.1.120.0000.00817.34
8.1.110.0000.00817.39
8.1.100.0030.00517.48
8.1.90.0000.00717.50
8.1.80.0070.00017.36
8.1.70.0000.00717.32
8.1.60.0000.01017.55
8.1.50.0000.00917.57
8.1.40.0040.00417.48
8.1.30.0030.00617.63
8.1.20.0030.00617.62
8.1.10.0000.00817.62
8.1.00.0020.00517.38
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0050.00218.53
8.0.270.0030.00317.20
8.0.260.0050.00217.27
8.0.250.0030.00316.97
8.0.240.0030.00317.00
8.0.230.0050.00216.91
8.0.220.0000.00716.85
8.0.210.0060.00317.00
8.0.200.0030.00316.91
8.0.190.0000.00816.85
8.0.180.0050.00317.02
8.0.170.0100.00016.95
8.0.160.0040.00416.88
8.0.150.0040.00416.90
8.0.140.0000.00816.78
8.0.130.0000.00813.32
8.0.120.0030.00516.84
8.0.110.0040.00416.85
8.0.100.0030.00516.93
8.0.90.0000.00817.03
8.0.80.0090.00616.99
8.0.70.0080.00016.83
8.0.60.0030.00516.84
8.0.50.0050.00216.84
8.0.30.0120.00817.18
8.0.20.0120.00717.40
8.0.10.0050.00217.02
8.0.00.0120.00616.97
7.4.330.0000.00615.11
7.4.320.0000.00616.39
7.4.300.0060.00016.64
7.4.290.0000.00716.50
7.4.280.0080.00016.46
7.4.270.0000.00716.38
7.4.260.0030.00316.50
7.4.250.0030.00516.34
7.4.240.0060.00216.55
7.4.230.0050.00216.55
7.4.220.0090.01016.52
7.4.210.0040.01116.68
7.4.200.0070.00016.45
7.4.160.0150.00616.46
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0130.00716.55
7.4.120.0070.01416.66
7.4.110.0070.01716.60
7.4.100.0070.01416.49
7.4.90.0120.00616.55
7.4.80.0090.00919.39
7.4.70.0100.00916.64
7.4.60.0070.01116.48
7.4.50.0000.00416.46
7.4.40.0060.01016.66
7.4.30.0190.00416.31
7.4.00.0070.00714.95
7.3.330.0030.00313.38
7.3.320.0000.00513.43
7.3.310.0070.00016.47
7.3.300.0000.00816.43
7.3.290.0060.00816.45
7.3.280.0110.00816.42
7.3.270.0090.00917.40
7.3.260.0080.01016.44
7.3.250.0120.00616.51
7.3.240.0100.00716.59
7.3.230.0160.00316.56
7.3.210.0080.00916.37
7.3.200.0140.00419.39
7.3.190.0080.00816.33
7.3.180.0130.00316.59
7.3.170.0100.00716.45
7.3.160.0030.01316.46
7.3.10.0030.00916.51
7.3.00.0060.00616.78
7.2.330.0170.00716.80
7.2.320.0100.01016.80
7.2.310.0030.01316.60
7.2.300.0110.00716.80
7.2.290.0060.01316.86
7.2.130.0000.01416.70
7.2.120.0000.01117.01
7.2.110.0040.00817.06
7.2.100.0060.00317.00
7.2.90.0000.01516.70
7.2.80.0030.01216.75
7.2.70.0080.00417.05
7.2.60.0090.00516.79
7.2.50.0070.01016.64
7.2.40.0100.00317.04
7.2.30.0000.01417.07
7.2.20.0000.01816.96
7.2.10.0070.00716.92
7.2.00.0070.00518.28
7.1.250.0000.01116.02
7.1.200.0030.00916.02
7.1.100.0000.01118.29
7.1.70.0040.00417.21
7.1.60.0140.01019.86
7.1.50.0060.01316.90
7.1.00.0070.07322.43
7.0.200.0720.01615.03
7.0.60.0030.05020.10
7.0.50.0030.05317.87
7.0.40.0070.07020.36
7.0.30.0430.04020.25
7.0.20.0300.07720.19
7.0.10.0070.09020.32
7.0.00.0100.08720.15
5.6.280.0000.07721.11
5.6.210.0000.08720.76
5.6.200.0070.08318.22
5.6.190.0070.06020.52
5.6.180.0130.04720.42
5.6.170.0200.05320.50
5.6.160.0100.04720.50
5.6.150.0100.07718.23
5.6.140.0000.05018.20
5.6.130.0200.07018.21
5.6.120.0070.08721.11
5.6.110.0030.09021.01
5.6.100.0070.07720.98
5.6.90.0130.08321.01
5.6.80.0130.07720.54
5.5.350.0200.07320.44
5.5.340.0100.08017.96
5.5.330.0170.07320.35
5.5.320.0400.07320.25
5.5.310.0270.04720.27
5.5.300.0030.07718.08
5.5.290.0130.07718.04
5.5.280.0030.04720.78
5.5.270.0070.08020.95
5.5.260.0100.07020.98
5.5.250.0030.04020.70
5.5.240.0100.07020.27
5.4.450.0900.05719.61
5.4.440.0770.05719.62
5.4.430.0100.05719.21
5.4.420.0000.06319.40
5.4.410.0130.05019.42
5.4.400.0100.04718.92
5.4.390.0030.05719.04
5.4.380.0070.06019.05
5.4.370.0100.05319.23
5.4.360.0170.05319.03
5.4.350.0100.05018.97
5.4.340.0070.05019.12
5.4.320.0030.05719.15
5.4.310.0170.04319.12
5.4.300.0100.05019.12
5.4.290.0070.05019.12
5.4.280.0100.05019.10
5.4.270.0030.06018.97
5.4.260.0130.04719.14
5.4.250.0100.05319.13
5.4.240.0130.05719.14
5.4.230.0170.04019.00
5.4.220.0070.05719.04
5.4.210.0030.05719.11
5.4.200.0070.05016.70
5.4.190.0070.05319.05
5.4.180.0070.05319.05
5.4.170.0000.06319.02
5.4.160.0170.04319.09
5.4.150.0130.04719.08
5.4.140.0100.05016.52
5.4.130.0070.04716.58
5.4.120.0070.04716.32
5.4.110.0100.04716.59
5.4.100.0030.05716.33
5.4.90.0000.06716.39
5.4.80.0030.05716.58
5.4.70.0030.05716.46
5.4.60.0100.04716.54
5.4.50.0100.04716.50
5.4.40.0130.04716.54
5.4.30.0100.06316.51
5.4.20.0100.07016.43
5.4.10.0070.05016.54
5.4.00.0070.05016.04
5.3.290.0130.05014.71
5.3.280.0100.05014.61
5.3.270.0070.05314.53
5.3.260.0100.05314.63
5.3.250.0070.05014.46
5.3.240.0070.05014.77
5.3.230.0130.04714.53
5.3.220.0100.04714.59
5.3.210.0030.06014.48
5.3.200.0130.04314.50
5.3.190.0170.04314.53
5.3.180.0100.04714.62
5.3.170.0070.05314.64
5.3.160.0130.04714.50
5.3.150.0200.03714.63
5.3.140.0100.04714.68
5.3.130.0100.05014.46
5.3.120.0070.05314.46
5.3.110.0030.05714.46
5.3.100.0100.05013.95
5.3.90.0130.04714.01
5.3.80.0170.04313.98
5.3.70.0100.05014.00
5.3.60.0130.06013.98
5.3.50.0070.05313.85
5.3.40.0030.05714.11
5.3.30.0100.04714.07
5.3.20.0070.05313.81
5.3.10.0100.05013.58
5.3.00.0070.05713.61
5.2.170.0030.04311.27
5.2.160.0030.04011.27
5.2.150.0030.04311.07
5.2.140.0130.04711.32
5.2.130.0100.03311.04
5.2.120.0070.03711.02
5.2.110.0030.04311.08
5.2.100.0100.03311.04
5.2.90.0030.04011.26
5.2.80.0030.06011.02
5.2.70.0030.04311.09
5.2.60.0030.04311.06
5.2.50.0030.05011.08
5.2.40.0100.04010.95
5.2.30.0070.04311.09
5.2.20.0030.04311.04
5.2.10.0030.04710.79
5.2.00.0130.03010.57
5.1.60.0030.03710.02
5.1.50.0070.03710.00
5.1.40.0030.03310.04
5.1.30.0070.03710.35
5.1.20.0030.03710.42
5.1.10.0070.04310.13
5.1.00.0000.05010.21
5.0.50.0130.0178.55
5.0.40.0070.0278.30
5.0.30.0030.0478.08
5.0.20.0030.0308.27
5.0.10.0100.0308.18
5.0.00.0000.0438.17
4.4.90.0000.0235.83
4.4.80.0070.0205.73
4.4.70.0000.0235.78
4.4.60.0070.0175.88
4.4.50.0070.0175.76
4.4.40.0000.0375.76
4.4.30.0030.0235.74
4.4.20.0030.0205.91
4.4.10.0070.0175.91
4.4.00.0030.0335.95
4.3.110.0030.0205.69
4.3.100.0000.0235.67
4.3.90.0030.0205.73
4.3.80.0030.0435.77
4.3.70.0070.0175.75
4.3.60.0030.0205.64
4.3.50.0030.0405.75
4.3.40.0070.0475.64
4.3.30.0000.0234.55
4.3.20.0000.0234.54
4.3.10.0030.0234.35
4.3.00.0170.0208.18

preferences:
33.66 ms | 403 KiB | 5 Q