3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B { public function __construct(A $a = null) { } } $r = new ReflectionMethod('B', '__construct'); $p = $r->getParameters()[0]; var_dump($p->getName(), $p->isDefaultValueConstant(), $p->allowsNull(), $p->getDefaultValue());

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)
8.3.60.0070.00716.38
8.3.50.0100.00822.05
8.3.40.0100.00718.71
8.3.30.0030.01019.13
8.3.20.0090.00920.36
8.3.10.0040.00423.48
8.3.00.0000.00819.18
8.2.180.0160.00318.54
8.2.170.0150.00622.96
8.2.160.0070.00720.46
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00820.79
8.2.110.0060.00319.21
8.2.100.0040.00817.84
8.2.90.0000.00819.22
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0000.00918.07
8.2.40.0040.00419.77
8.2.30.0040.00418.15
8.2.20.0020.00517.79
8.2.10.0060.00318.11
8.2.00.0050.00317.56
8.1.280.0110.00725.92
8.1.270.0040.00421.91
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00319.22
8.1.230.0040.00719.16
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0030.00617.23
8.1.180.0030.00518.10
8.1.170.0040.00418.59
8.1.160.0070.00021.89
8.1.150.0000.00718.57
8.1.140.0040.00417.38
8.1.130.0000.00717.75
8.1.120.0080.00017.45
8.1.110.0040.00417.42
8.1.100.0080.00017.42
8.1.90.0040.00417.31
8.1.80.0000.00717.28
8.1.70.0030.00317.38
8.1.60.0000.01117.50
8.1.50.0000.00717.45
8.1.40.0030.00617.43
8.1.30.0050.00317.43
8.1.20.0070.00017.56
8.1.10.0040.00417.56
8.1.00.0030.00617.31
8.0.300.0040.00418.77
8.0.290.0000.00717.16
8.0.280.0030.00318.24
8.0.270.0070.00017.18
8.0.260.0080.00017.18
8.0.250.0070.00016.75
8.0.240.0030.00516.82
8.0.230.0030.00316.88
8.0.220.0070.00016.79
8.0.210.0030.00316.87
8.0.200.0000.00716.87
8.0.190.0040.00416.89
8.0.180.0000.00716.85
8.0.170.0030.00516.87
8.0.160.0040.00416.84
8.0.150.0080.00016.81
8.0.140.0090.00016.68
8.0.130.0030.00313.29
8.0.120.0000.00816.68
8.0.110.0040.00416.80
8.0.100.0000.00816.88
8.0.90.0030.00516.82
8.0.80.0150.00616.82
8.0.70.0030.00616.71
8.0.60.0000.00716.81
8.0.50.0000.00716.77
8.0.30.0060.01417.10
8.0.20.0090.00917.40
8.0.10.0070.00016.80
8.0.00.0090.00916.81
7.4.330.0060.00015.06
7.4.320.0020.00516.52
7.4.300.0060.00016.43
7.4.290.0070.00016.54
7.4.280.0030.00316.53
7.4.270.0030.00316.43
7.4.260.0030.00516.40
7.4.250.0030.00316.32
7.4.240.0020.00516.45
7.4.230.0030.00316.28
7.4.220.0090.00616.57
7.4.210.0030.01016.50
7.4.200.0040.00416.48
7.4.190.0040.00416.60
7.4.160.0040.01916.60
7.4.150.0070.01017.40
7.4.140.0070.01317.86
7.4.130.0100.00716.47
7.4.120.0070.01016.48
7.4.110.0110.00616.42
7.4.100.0090.00916.44
7.4.90.0040.01216.64
7.4.80.0090.00919.39
7.4.70.0070.01116.45
7.4.60.0100.00716.47
7.4.50.0040.00416.39
7.4.40.0130.01016.36
7.4.30.0080.00816.28
7.4.00.0100.00614.88
7.3.330.0000.00513.10
7.3.320.0050.00013.09
7.3.310.0040.00416.29
7.3.300.0030.00316.25
7.3.290.0090.00616.25
7.3.280.0100.00816.23
7.3.270.0090.00917.40
7.3.260.0100.01016.15
7.3.250.0130.00516.44
7.3.240.0110.00916.52
7.3.230.0080.00916.50
7.3.210.0120.00416.25
7.3.200.0050.01519.39
7.3.190.0070.01016.30
7.3.180.0040.01116.14
7.3.170.0080.01416.27
7.3.160.0090.00616.25
7.3.120.0100.00514.77
7.3.110.0070.01014.65
7.3.100.0100.00614.85
7.3.90.0070.00314.56
7.3.80.0100.00314.63
7.3.70.0060.00614.43
7.3.60.0060.00814.78
7.3.50.0000.01414.42
7.3.40.0000.00914.77
7.3.30.0060.00614.40
7.3.20.0000.01516.59
7.3.10.0100.00316.42
7.3.00.0090.00316.64
7.2.330.0030.01316.70
7.2.320.0070.01116.73
7.2.310.0030.01316.41
7.2.300.0040.01216.40
7.2.290.0030.01416.68
7.2.250.0000.01414.87
7.2.240.0100.01014.81
7.2.230.0090.00614.95
7.2.220.0120.00314.75
7.2.210.0140.00014.91
7.2.200.0060.00614.63
7.2.190.0040.01115.02
7.2.180.0070.01114.68
7.2.170.0070.00714.72
7.2.00.0000.01319.24
7.1.330.0090.00615.68
7.1.320.0080.00415.67
7.1.310.0090.00315.78
7.1.300.0040.00815.57
7.1.290.0070.00315.58
7.1.280.0000.01415.68
7.1.270.0040.01115.59
7.1.260.0090.00615.42
7.1.100.0040.00717.71
7.1.70.0040.00417.11
7.1.60.0140.01019.46
7.1.50.0100.01016.84
7.1.00.0030.07322.50
7.0.200.0180.00714.63
7.0.140.0070.07022.00
7.0.60.0000.08319.86
7.0.50.0030.04317.95
7.0.40.0030.05020.21
7.0.30.0230.05320.26
7.0.20.0400.07020.19
7.0.10.0100.05020.10
7.0.00.0130.06320.16
5.6.280.0000.07721.12
5.6.210.0070.08720.77
5.6.200.0070.08018.20
5.6.190.0100.08020.47
5.6.180.0170.07320.64
5.6.170.0270.04320.71
5.6.160.0000.05720.39
5.6.150.0070.08018.26
5.6.140.0100.05718.23
5.6.130.0030.04718.15
5.6.120.0070.08021.03
5.6.110.0100.07721.04
5.6.100.0100.07020.98
5.6.90.0100.08020.95
5.6.80.0030.05320.38
5.5.350.0000.04720.35
5.5.340.0070.07017.96
5.5.330.0100.04720.35
5.5.320.0170.04320.51
5.5.310.0300.07020.23
5.5.300.0030.09017.92
5.5.290.0100.04717.98
5.5.280.0070.08320.80
5.5.270.0030.04720.80
5.5.260.0030.07020.79
5.5.250.0100.05320.50
5.5.240.0030.04020.35
5.4.450.0670.05019.57
5.4.440.0930.06319.33
5.4.430.0900.05019.33
5.4.420.0830.05019.54
5.4.410.0700.04719.56
5.4.400.0900.06018.98
5.4.390.0370.05019.12
5.4.380.0230.05318.58
5.4.370.0130.05018.54
5.4.360.0070.05718.57
5.4.350.0070.06018.58
5.4.340.0230.04318.68
5.4.320.0050.03712.50
5.4.310.0060.03812.49
5.4.300.0140.06212.50
5.4.290.0170.11712.50
5.4.280.0170.08012.39
5.4.270.0160.07912.39
5.4.260.0170.09612.39
5.4.250.0140.06812.39
5.4.240.0100.04412.39
5.4.230.0060.05212.38
5.4.220.0060.05112.39
5.4.210.0090.04712.38
5.4.200.0090.06612.39
5.4.190.0060.06012.39
5.4.180.0080.06212.38
5.4.170.0090.05612.40
5.4.160.0100.05412.39
5.4.150.0090.05512.39
5.4.140.0060.06312.07
5.4.130.0240.12112.06
5.4.120.0100.05112.02
5.4.110.0090.04912.02
5.4.100.0080.04412.02
5.4.90.0100.04512.01
5.4.80.0080.04712.01
5.4.70.0020.05112.00
5.4.60.0080.04412.01
5.4.50.0080.04712.01
5.4.40.0080.05312.00
5.4.30.0080.04811.99
5.4.20.0080.04911.99
5.4.10.0110.04211.99
5.4.00.0090.04611.49
5.3.290.0070.04312.80
5.3.280.0170.07112.71
5.3.270.0080.04712.73
5.3.260.0120.05012.72
5.3.250.0100.05012.71
5.3.240.0100.05112.72
5.3.230.0090.04612.71
5.3.220.0150.04112.68
5.3.210.0100.04812.68
5.3.200.0080.04812.68
5.3.190.0070.05812.68
5.3.180.0100.04812.67
5.3.170.0070.04712.67
5.3.160.0040.04512.68
5.3.150.0070.04712.67
5.3.140.0090.03712.66
5.3.130.0080.05212.66
5.3.120.0080.05212.66
5.3.110.0100.04212.66
5.3.100.0070.04112.12
5.3.90.0060.04312.10
5.3.80.0080.05112.10
5.3.70.0130.05212.10
5.3.60.0080.04312.08
5.3.50.0080.04312.03
5.3.40.0060.04712.03
5.3.30.0050.04111.98
5.3.20.0060.03711.76
5.3.10.0030.03911.73
5.3.00.0040.04711.72
5.2.170.0050.0359.22
5.2.160.0030.0319.22
5.2.150.0070.0299.22
5.2.140.0080.0309.22
5.2.130.0070.0309.18
5.2.120.0070.0309.18
5.2.110.0090.0289.18
5.2.100.0060.0299.18
5.2.90.0060.0309.18
5.2.80.0050.0339.18
5.2.70.0050.0309.18
5.2.60.0080.0289.13
5.2.50.0040.0329.10
5.2.40.0030.0319.07
5.2.30.0050.0319.05
5.2.20.0060.0309.04
5.2.10.0080.0268.94
5.2.00.0060.0288.80
5.1.60.0040.0268.10
5.1.50.0040.0268.09
5.1.40.0050.0258.07
5.1.30.0060.0328.43
5.1.20.0090.0318.44
5.1.10.0050.0338.16
5.1.00.0080.0288.17
5.0.50.0050.0226.64
5.0.40.0050.0206.50
5.0.30.0020.0366.32
5.0.20.0030.0226.28
5.0.10.0010.0246.26
5.0.00.0030.0336.25
4.4.90.0060.0144.78
4.4.80.0040.0154.76
4.4.70.0030.0174.75
4.4.60.0100.0134.75
4.4.50.0050.0184.77
4.4.40.0080.0274.71
4.4.30.0070.0174.76
4.4.20.0010.0194.84
4.4.10.0030.0184.85
4.4.00.0070.0284.76
4.3.110.0020.0234.66
4.3.100.0040.0204.66
4.3.90.0050.0214.63
4.3.80.0100.0264.59
4.3.70.0090.0154.63
4.3.60.0020.0154.63
4.3.50.0000.0184.63
4.3.40.0040.0274.54
4.3.30.0020.0213.30
4.3.20.0070.0163.28
4.3.10.0070.0173.24
4.3.00.0130.0236.88

preferences:
44.36 ms | 401 KiB | 5 Q