3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(PDO $a = null, $b = 0, array $c) {} $r = new ReflectionFunction('test'); foreach ($r->getParameters() as $p) { echo $p->getName(); echo " isDefaultValueAvailable: " . var_export($p->isDefaultValueAvailable(), true) . "\n"; echo " isOptional: " . var_export($p->isOptional(), true) . "\n"; echo " allowsNull: " . var_export($p->allowsNull(), true) . "\n"; echo "\n"; }

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)
8.3.40.0040.01818.63
8.3.30.0090.00618.78
8.3.20.0030.00518.78
8.3.10.0120.00320.54
8.3.00.0030.00719.26
8.2.170.0070.01122.96
8.2.160.0070.00721.14
8.2.150.0030.00624.18
8.2.140.0070.00724.66
8.2.130.0070.00326.16
8.2.120.0090.00019.48
8.2.110.0040.00720.52
8.2.100.0060.00617.91
8.2.90.0080.00019.17
8.2.80.0030.00617.97
8.2.70.0000.00817.50
8.2.60.0000.00718.03
8.2.50.0000.00818.10
8.2.40.0100.00017.97
8.2.30.0070.00018.07
8.2.20.0080.00017.74
8.2.10.0030.00517.77
8.2.00.0070.00017.70
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0090.00628.09
8.1.240.0060.00322.09
8.1.230.0060.00617.83
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0040.00418.91
8.1.160.0040.00418.86
8.1.150.0040.00418.76
8.1.140.0040.00417.47
8.1.130.0030.00317.76
8.1.120.0000.00817.49
8.1.110.0000.00717.46
8.1.100.0050.00217.39
8.1.90.0040.00417.38
8.1.80.0040.00417.48
8.1.70.0050.00317.44
8.1.60.0040.00417.53
8.1.50.0050.00317.37
8.1.40.0000.00817.53
8.1.30.0000.00917.59
8.1.20.0000.00817.70
8.1.10.0000.00817.47
8.1.00.0060.00617.50
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.41
8.0.270.0040.00417.28
8.0.260.0000.00716.98
8.0.250.0000.00717.02
8.0.240.0000.00717.00
8.0.230.0030.00316.93
8.0.220.0000.00916.88
8.0.210.0000.00816.97
8.0.200.0040.00417.02
8.0.190.0000.00717.10
8.0.180.0040.00416.91
8.0.170.0040.00416.99
8.0.160.0040.00416.91
8.0.150.0040.00416.80
8.0.140.0100.00016.86
8.0.130.0000.00513.40
8.0.120.0050.00216.89
8.0.110.0040.00416.79
8.0.100.0000.00716.80
8.0.90.0050.00217.03
8.0.80.0060.00916.97
8.0.70.0040.00416.79
8.0.60.0040.00416.87
8.0.50.0000.00716.81
8.0.30.0170.00317.15
8.0.20.0120.01217.10
8.0.10.0040.00417.05
8.0.00.0120.00816.77
7.4.330.0050.00012.99
7.4.320.0000.00716.48
7.4.300.0040.00416.67
7.4.290.0030.00316.63
7.4.280.0040.00416.62
7.4.270.0040.00416.68
7.4.260.0000.00513.23
7.4.250.0040.00416.62
7.4.240.0000.00716.63
7.4.230.0040.00416.44
7.4.220.0100.01016.38
7.4.210.0100.00616.52
7.4.200.0070.00016.60
7.4.190.0000.00716.77
7.4.160.0080.00816.55
7.4.150.0030.01416.29
7.4.140.0110.00616.51
7.4.130.0090.00916.40
7.4.120.0100.00716.34
7.4.110.0080.01116.55
7.4.100.0130.00516.49
7.4.90.0130.00916.52
7.4.80.0080.01419.39
7.4.70.0140.00616.38
7.4.60.0090.01416.35
7.4.50.0090.00016.53
7.4.40.0030.00816.30
7.4.30.0060.01216.58
7.4.00.0040.01114.73
7.3.330.0000.00713.10
7.3.320.0050.00013.21
7.3.310.0080.00016.32
7.3.300.0030.00316.25
7.3.290.0120.00916.17
7.3.280.0070.01016.24
7.3.270.0140.00316.25
7.3.260.0100.00716.28
7.3.250.0110.00816.43
7.3.240.0130.01016.51
7.3.230.0100.01016.41
7.3.210.0160.00016.22
7.3.200.0130.00416.32
7.3.190.0070.01016.48
7.3.180.0000.01616.46
7.3.170.0100.00616.58
7.3.160.0090.00616.27
7.3.120.0040.01114.84
7.3.10.0210.01416.39
7.3.00.0160.00416.15
7.2.330.0060.01216.83
7.2.320.0120.00916.88
7.2.310.0090.01616.75
7.2.300.0090.01216.41
7.2.290.0100.01316.44
7.2.130.0130.01316.43
7.2.120.0220.01016.82
7.2.110.0120.00616.38
7.2.100.0090.00616.41
7.2.90.0090.00616.37
7.2.80.0130.00516.53
7.2.70.0120.01216.36
7.2.60.0110.00716.64
7.2.50.0120.01116.73
7.2.40.0080.01016.38
7.2.30.0130.00716.84
7.2.20.0110.00316.02
7.2.10.0000.01216.27
7.2.00.0050.00516.96
7.1.250.0110.00415.48
7.1.200.0270.00315.00
7.1.70.0030.00517.08
7.1.60.0090.01619.40
7.1.50.0070.01416.75
7.1.00.0030.07722.23
7.0.200.0070.00016.71
7.0.140.0100.06722.01
7.0.120.0030.07321.96
7.0.60.0370.07019.94
7.0.50.0100.05717.92
7.0.40.0130.08720.13
7.0.30.0230.06020.08
7.0.20.0200.04320.08
7.0.10.0100.03720.22
7.0.00.0070.08320.07
5.6.280.0070.07021.08
5.6.210.0000.04320.55
5.6.200.0070.08318.29
5.6.190.0030.05020.34
5.6.180.0300.07320.45
5.6.170.0300.03320.54
5.6.160.0070.04320.54
5.6.150.0070.04318.19
5.6.140.0130.06718.16
5.6.130.0130.03018.18
5.6.120.0000.04321.12
5.6.110.0200.07320.98
5.6.100.0200.07321.01
5.6.90.0030.08321.03
5.6.80.0230.03020.38
5.5.350.0170.06020.44
5.5.340.0100.04017.98
5.5.330.0000.08020.32
5.5.320.0030.07320.36
5.5.310.0170.07020.25
5.5.300.0030.04017.98
5.5.290.0130.07017.98
5.5.280.0130.07720.77
5.5.270.0030.06720.87
5.5.260.0100.08320.80
5.5.250.0000.04720.62
5.5.240.0070.07320.36
5.4.450.0030.04019.47
5.4.440.0030.04019.30
5.4.430.0070.03319.24
5.4.420.0000.04019.25
5.4.410.0030.03719.27
5.4.400.0030.04319.15
5.4.390.0070.03319.07
5.4.380.0000.04318.92
5.4.370.0130.02718.86
5.4.360.0030.03719.01
5.4.350.0070.03719.16
5.4.340.0000.04319.15
5.4.320.0000.04019.21
5.4.310.0000.04319.13
5.4.300.0130.05319.14
5.4.290.0070.06318.99
5.4.280.0100.06719.02
5.4.270.0130.07019.18
5.4.260.0030.08019.17
5.4.250.0070.09019.20
5.4.240.0130.04318.91
5.4.230.0030.07019.19
5.4.220.0000.04019.14
5.4.210.0070.04319.24
5.4.200.0070.03718.86
5.4.190.0070.07319.14
5.4.180.0030.04319.06
5.4.170.0000.07718.96
5.4.160.0070.06319.13
5.4.150.0130.03018.84
5.4.140.0000.08316.55
5.4.130.0030.03716.39
5.4.120.0130.05016.38
5.4.110.0100.07016.67
5.4.100.0130.07016.41
5.4.90.0030.05016.43
5.4.80.0070.06316.32
5.4.70.0070.05716.42
5.4.60.0070.06016.44
5.4.50.0030.07316.64
5.4.40.0070.07316.55
5.4.30.0000.04016.31
5.4.20.0070.03316.51
5.4.10.0070.03316.40
5.4.00.0070.04015.77
5.3.290.0070.03314.73
5.3.280.0070.04014.61
5.3.270.0170.04714.52
5.3.260.0030.04314.66
5.3.250.0030.04714.63
5.3.240.0070.03714.65
5.3.230.0130.06014.65
5.3.220.0070.08014.46
5.3.210.0070.08014.57
5.3.200.0030.05314.59
5.3.190.0100.06714.71
5.3.180.0100.05714.45
5.3.170.0130.03714.57
5.3.160.0000.07714.60
5.3.150.0030.07714.63
5.3.140.0100.07014.63
5.3.130.0000.07314.61
5.3.120.0000.04714.59
5.3.110.0030.03714.69
5.3.100.0030.06014.09
5.3.90.0030.05714.01
5.3.80.0070.06014.01
5.3.70.0030.03713.98
5.3.60.0170.05714.00
5.3.50.0030.07313.84
5.3.40.0030.04713.87
5.3.30.0100.07013.93
5.3.20.0130.07013.74
5.3.10.0070.05313.54
5.3.00.0100.03313.68
5.2.170.0030.06311.15
5.2.160.0100.05711.20
5.2.150.0030.03311.09
5.2.140.0030.06311.18
5.2.130.0030.06011.27
5.2.120.0030.05711.03
5.2.110.0000.06011.00
5.2.100.0000.06311.11
5.2.90.0100.05011.16
5.2.80.0030.04311.11
5.2.70.0070.03310.98
5.2.60.0030.04711.06
5.2.50.0000.06711.01
5.2.40.0030.06011.14
5.2.30.0070.06011.04
5.2.20.0130.04311.12
5.2.10.0030.06010.89
5.2.00.0070.05010.61
5.1.60.0070.0409.97
5.1.50.0070.0339.97
5.1.40.0030.0579.99
5.1.30.0000.03310.35
5.1.20.0000.04310.37
5.1.10.0070.05710.05
5.1.00.0000.02710.03
5.0.50.0000.0508.61
5.0.40.0030.0438.39
5.0.30.0070.0508.39
5.0.20.0030.0408.39
5.0.10.0070.0438.39
5.0.00.0030.0508.39
4.4.90.0070.0278.39
4.4.80.0000.0378.39
4.4.70.0030.0278.39
4.4.60.0070.0238.39
4.4.50.0000.0408.39
4.4.40.0000.0438.39
4.4.30.0000.0408.39
4.4.20.0000.0378.39
4.4.10.0000.0238.39
4.4.00.0000.0608.39
4.3.110.0000.0378.39
4.3.100.0100.0278.39
4.3.90.0000.0208.39
4.3.80.0070.0238.39
4.3.70.0030.0138.39
4.3.60.0070.0138.39
4.3.50.0030.0138.39
4.3.40.0000.0278.39
4.3.30.0030.0208.39
4.3.20.0000.0208.39
4.3.10.0000.0178.39
4.3.00.0000.0378.39

preferences:
49.01 ms | 400 KiB | 5 Q