3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $a = 'A'; public function setA($a) { $this->a = $a; } public function getA() { return $this->a; } } class B { protected $a; public function setA(A $a = null) { $this->a = $a; } public function getA() { return $this->a; } } $b = new B(); $b->setA(new A()); var_dump($b); $c = clone($b); var_dump($c); $b->setA(null); var_dump($b); var_dump($c);

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)
8.3.60.0150.00018.43
8.3.50.0110.01021.14
8.3.40.0140.00718.70
8.3.30.0000.01420.15
8.3.20.0000.00720.21
8.3.10.0000.00820.66
8.3.00.0040.00422.43
8.2.180.0000.01516.63
8.2.170.0070.00722.96
8.2.160.0070.01418.88
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00626.16
8.2.120.0030.00520.52
8.2.110.0090.00020.89
8.2.100.0140.00417.47
8.2.90.0080.00019.09
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0000.00917.80
8.2.50.0000.00818.07
8.2.40.0040.00417.96
8.2.30.0040.00419.31
8.2.20.0000.00717.46
8.2.10.0040.00417.65
8.2.00.0030.00517.52
8.1.280.0070.01425.92
8.1.270.0040.00423.99
8.1.260.0090.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00722.29
8.1.230.0090.00320.99
8.1.220.0060.00318.77
8.1.210.0000.00820.75
8.1.200.0000.01017.25
8.1.190.0040.00417.39
8.1.180.0080.00018.10
8.1.170.0000.00818.57
8.1.160.0000.00818.83
8.1.150.0050.00218.48
8.1.140.0050.00217.29
8.1.130.0030.00317.80
8.1.120.0050.00317.30
8.1.110.0080.00017.40
8.1.100.0040.00417.42
8.1.90.0030.00317.43
8.1.80.0050.00317.43
8.1.70.0030.00317.34
8.1.60.0090.00017.60
8.1.50.0040.00417.51
8.1.40.0000.00817.40
8.1.30.0050.00317.61
8.1.20.0050.00217.53
8.1.10.0040.00417.47
8.1.00.0000.00817.41
8.0.300.0020.00519.88
8.0.290.0040.00417.05
8.0.280.0000.00718.38
8.0.270.0020.00517.10
8.0.260.0070.00016.79
8.0.250.0070.00016.84
8.0.240.0060.00316.73
8.0.230.0030.00316.76
8.0.220.0070.00016.89
8.0.210.0040.00416.80
8.0.200.0040.00416.90
8.0.190.0040.00416.89
8.0.180.0040.00416.75
8.0.170.0000.00816.73
8.0.160.0030.00316.77
8.0.150.0050.00516.67
8.0.140.0000.01016.73
8.0.130.0000.00513.29
8.0.120.0040.00416.82
8.0.110.0040.00416.74
8.0.100.0000.00716.87
8.0.90.0040.00416.61
8.0.80.0040.01116.84
8.0.70.0040.00416.78
8.0.60.0030.00516.87
8.0.50.0040.00416.74
8.0.30.0100.00917.15
8.0.20.0110.00717.40
8.0.10.0040.00416.78
8.0.00.0060.01216.85
7.4.330.0000.00516.77
7.4.320.0000.00616.57
7.4.300.0060.00016.50
7.4.290.0030.00316.48
7.4.280.0070.00016.61
7.4.270.0030.00316.52
7.4.260.0060.00013.33
7.4.250.0030.00616.55
7.4.240.0020.00516.41
7.4.230.0070.00016.41
7.4.220.0060.01616.66
7.4.210.0070.01116.52
7.4.200.0040.00416.63
7.4.190.0040.00416.39
7.4.160.0070.01716.35
7.4.150.0030.01417.40
7.4.140.0130.00817.86
7.4.130.0080.01016.46
7.4.120.0120.00516.59
7.4.110.0100.01316.24
7.4.100.0210.00416.61
7.4.90.0110.00716.30
7.4.80.0090.01319.39
7.4.70.0030.01316.32
7.4.60.0000.01816.41
7.4.50.0040.00416.53
7.4.40.0060.00922.77
7.4.30.0090.00816.33
7.4.00.0100.00614.78
7.3.330.0000.00513.29
7.3.320.0000.00513.05
7.3.310.0030.00316.13
7.3.300.0070.00016.09
7.3.290.0070.00716.20
7.3.280.0060.00916.24
7.3.270.0140.00317.40
7.3.260.0090.00918.24
7.3.250.0120.00716.29
7.3.240.0130.00316.45
7.3.230.0040.01416.39
7.3.210.0140.00616.25
7.3.200.0110.01219.39
7.3.190.0130.00616.36
7.3.180.0080.00816.39
7.3.170.0120.00416.27
7.3.160.0120.00616.17
7.3.120.0070.00714.80
7.3.110.0110.00414.95
7.3.100.0060.00814.81
7.3.90.0060.00614.67
7.3.80.0070.00714.63
7.3.70.0100.00614.40
7.3.60.0040.01414.59
7.3.50.0030.01314.85
7.3.40.0080.00814.41
7.3.30.0100.00314.47
7.3.20.0100.00716.57
7.3.10.0050.00816.28
7.3.00.0090.00516.52
7.2.330.0130.01016.36
7.2.320.0090.01316.80
7.2.310.0060.01216.55
7.2.300.0060.00916.67
7.2.290.0090.01316.51
7.2.240.0070.00714.90
7.2.230.0070.00715.14
7.2.220.0000.01514.85
7.2.210.0070.00714.78
7.2.200.0070.01114.71
7.2.190.0000.01515.08
7.2.180.0030.00715.03
7.2.170.0040.01214.84
7.2.160.0100.00615.14
7.2.150.0070.01016.95
7.2.140.0040.00816.75
7.2.130.0060.00716.81
7.2.120.0070.01016.78
7.2.110.0050.00716.78
7.2.100.0080.00516.80
7.2.90.0080.00616.80
7.2.80.0080.00516.64
7.2.70.0050.00816.77
7.2.60.0110.00616.83
7.2.50.0090.00716.70
7.2.40.0050.00716.77
7.2.30.0080.00816.99
7.2.20.0030.00816.83
7.2.10.0050.00916.76
7.2.00.0030.01117.65
7.1.330.0120.00015.65
7.1.320.0040.00915.90
7.1.310.0060.01015.89
7.1.300.0040.01115.80
7.1.290.0060.00615.57
7.1.280.0070.00715.80
7.1.270.0030.01015.64
7.1.260.0060.00615.80
7.1.250.0030.01015.78
7.1.100.0050.00818.23
7.1.70.0090.00016.71
7.1.60.0030.02119.17
7.1.50.0060.00916.96
7.1.00.0070.03322.51
7.0.200.0190.00615.00
7.0.140.0000.07721.99
7.0.100.0000.06320.02
7.0.90.0000.05019.97
7.0.80.0230.07019.90
7.0.70.0230.04719.88
7.0.60.0130.05319.93
7.0.50.0200.08320.21
7.0.40.0170.07320.11
7.0.30.0100.07720.15
7.0.20.0070.06720.08
7.0.10.0130.04720.12
7.0.00.0100.06320.09
5.6.250.0170.07320.82
5.6.240.0100.08320.52
5.6.230.0100.07020.51
5.6.220.0100.06020.67
5.6.210.0100.07720.50
5.6.200.0070.03721.07
5.6.190.0100.06021.14
5.6.180.0030.04021.05
5.6.170.0070.07321.12
5.6.160.0030.08721.02
5.6.150.0070.09021.02
5.6.140.0070.03721.09
5.6.130.0100.07720.95
5.6.120.0070.08721.18
5.6.110.0000.06021.00
5.6.100.0000.04321.16
5.6.90.0100.05321.15
5.6.80.0100.05720.45
5.6.70.0130.07020.39
5.6.60.0200.06720.55
5.6.50.0070.03720.52
5.6.40.0030.03720.38
5.6.30.0000.07720.30
5.6.20.0030.08020.34
5.6.10.0100.08020.44
5.6.00.0030.05720.39
5.5.380.0100.08320.43
5.5.370.0030.06320.41
5.5.360.0070.06020.37
5.5.350.0200.06720.43
5.5.340.0030.08720.76
5.5.330.0030.04020.80
5.5.320.0030.04720.77
5.5.310.0170.05720.63
5.5.300.0000.05720.76
5.5.290.0000.06320.93
5.5.280.0030.08720.88
5.5.270.0070.04320.64
5.5.260.0030.08320.90
5.5.250.0030.04020.61
5.5.240.0130.03020.27
5.5.230.0100.03720.28
5.5.220.0100.08020.15
5.5.210.0100.07720.29
5.5.200.0100.07320.20
5.5.190.0170.07720.16
5.5.180.0030.05720.16
5.5.160.0000.04320.19
5.5.150.0100.04020.13
5.5.140.0070.07020.19
5.5.130.0030.08020.08
5.5.120.0030.05720.27
5.5.110.0000.06020.13
5.5.100.0030.04019.99
5.5.90.0100.03020.01
5.5.80.0030.04020.06
5.5.70.0130.03019.95
5.5.60.0070.03720.14
5.5.50.0070.03720.14
5.5.40.0070.03720.10
5.5.30.0030.04020.08
5.5.20.0030.04020.08
5.5.10.0030.03320.11
5.5.00.0070.03720.13
5.4.450.0000.08319.49
5.4.440.0070.06719.23
5.4.430.0070.07719.50
5.4.420.0130.07019.55
5.4.410.0130.04019.22
5.4.400.0030.03719.24
5.4.390.0130.07719.23
5.4.380.0130.07018.95
5.4.370.0070.08019.09
5.4.360.0030.03719.04
5.4.350.0070.03319.05
5.4.340.0100.08018.88
5.4.320.0130.06719.05
5.4.310.0100.07018.90
5.4.300.0070.03719.09
5.4.290.0000.06719.12
5.4.280.0100.04018.90
5.4.270.0100.04719.15
5.4.260.0030.04319.03
5.4.250.0000.06019.02
5.4.240.0030.04019.04
5.4.230.0000.04018.95
5.4.220.0000.04319.04
5.4.210.0000.04318.87
5.4.200.0000.04019.13
5.4.190.0070.03319.04
5.4.180.0030.03718.89
5.4.170.0000.03319.03
5.4.160.0030.07719.21
5.4.150.0070.05319.16
5.4.140.0070.07016.48
5.4.130.0000.06016.55
5.4.120.0070.07316.23
5.4.110.0030.03316.38
5.4.100.0000.03316.54
5.4.90.0000.04316.52
5.4.80.0100.03016.48
5.4.70.0000.04016.48
5.4.60.0070.03316.48
5.4.50.0070.04016.36
5.4.40.0100.03016.45
5.4.30.0100.04316.36
5.4.20.0030.03716.44
5.4.10.0070.03316.41
5.4.00.0070.02715.69
5.3.290.0170.04714.61
5.3.280.0030.03714.52
5.3.270.0030.03714.73
5.3.260.0130.03014.67
5.3.250.0130.05714.75
5.3.240.0100.03014.66
5.3.230.0100.04014.69
5.3.220.0100.07014.49
5.3.210.0000.03314.71
5.3.200.0030.03314.57
5.3.190.0030.03014.50
5.3.180.0030.03714.63
5.3.170.0000.04314.63
5.3.160.0030.03714.62
5.3.150.0100.03014.69
5.3.140.0070.04014.70
5.3.130.0100.03014.48
5.3.120.0030.04014.50
5.3.110.0030.03714.58
5.3.100.0000.04714.05
5.3.90.0170.02314.01
5.3.80.0030.04014.03
5.3.70.0000.04014.08
5.3.60.0000.04014.02
5.3.50.0030.03714.02
5.3.40.0030.03714.06
5.3.30.0030.03713.93
5.3.20.0030.03713.60
5.3.10.0000.04013.55
5.3.00.0030.03313.63
5.2.170.0000.03011.07
5.2.160.0000.03011.08
5.2.150.0000.03711.06
5.2.140.0000.03011.20
5.2.130.0030.03011.02
5.2.120.0000.03011.21
5.2.110.0030.02711.17
5.2.100.0000.03011.14
5.2.90.0000.03011.13
5.2.80.0000.03011.00
5.2.70.0000.04011.22
5.2.60.0000.03711.20
5.2.50.0070.02311.08
5.2.40.0070.03710.89
5.2.30.0000.03011.10
5.2.20.0000.03311.00
5.2.10.0000.03010.77
5.2.00.0100.02010.84
5.1.60.0000.02710.08
5.1.50.0030.0239.89
5.1.40.0030.02310.08
5.1.30.0000.03010.48
5.1.20.0000.02710.35
5.1.10.0030.02310.15
5.1.00.0030.02710.14
5.0.50.0030.0208.41
5.0.40.0030.0308.41
5.0.30.0000.0408.34
5.0.20.0030.0178.34
5.0.10.0000.0208.34
5.0.00.0070.0578.34
4.4.90.0000.0138.34
4.4.80.0000.0178.34
4.4.70.0030.0138.34
4.4.60.0000.0178.34
4.4.50.0000.0178.34
4.4.40.0000.0238.34
4.4.30.0070.0108.34
4.4.20.0000.0138.34
4.4.10.0000.0208.34
4.4.00.0030.0208.34
4.3.110.0000.0178.34
4.3.100.0000.0208.34
4.3.90.0030.0378.34
4.3.80.0030.0278.34
4.3.70.0030.0278.34
4.3.60.0000.0308.34
4.3.50.0030.0338.34
4.3.40.0030.0508.34
4.3.30.0030.0338.34
4.3.20.0000.0378.34
4.3.10.0000.0178.34
4.3.00.0000.0208.34

preferences:
56.9 ms | 401 KiB | 5 Q