3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bob = function($x, $y = 10, $z = 'sponge bob'){ return $x + $y; }; $functionReflection = new ReflectionFunction($bob); $parameters = $functionReflection->getParameters(); foreach($parameters as $param) { echo $param->name . ' '; echo var_export($param->isOptional(), true) . ' '; echo $param->isOptional() ? var_export($param->getDefaultValue(), true) : '-'; 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)
8.3.70.0110.00416.50
8.3.60.0040.01118.43
8.3.50.0100.00822.02
8.3.40.0060.01218.54
8.3.30.0120.00919.00
8.3.20.0040.00420.15
8.3.10.0040.00421.95
8.3.00.0030.00522.43
8.2.190.0150.00318.54
8.2.180.0060.01216.50
8.2.170.0040.01122.96
8.2.160.0110.00419.07
8.2.150.0070.00724.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0050.00320.34
8.2.110.0080.00322.08
8.2.100.0120.00017.91
8.2.90.0030.00517.84
8.2.80.0030.00517.97
8.2.70.0000.00917.63
8.2.60.0050.00317.80
8.2.50.0030.00618.07
8.2.40.0000.00818.09
8.2.30.0070.00018.11
8.2.20.0000.00717.72
8.2.10.0030.00517.65
8.2.00.0060.00317.59
8.1.280.0040.01125.92
8.1.270.0040.00422.20
8.1.260.0050.00326.35
8.1.250.0090.00928.09
8.1.240.0030.00620.74
8.1.230.0090.00320.85
8.1.220.0080.00017.74
8.1.210.0040.00419.03
8.1.200.0000.01017.35
8.1.190.0050.00317.30
8.1.180.0060.00318.71
8.1.170.0000.00818.56
8.1.160.0050.00222.13
8.1.150.0070.00018.68
8.1.140.0060.00317.39
8.1.130.0000.00717.73
8.1.120.0030.00317.56
8.1.110.0040.00417.40
8.1.100.0020.00517.46
8.1.90.0000.00717.48
8.1.80.0000.00717.32
8.1.70.0000.00717.48
8.1.60.0060.00717.61
8.1.50.0040.00417.54
8.1.40.0000.00817.55
8.1.30.0000.00717.70
8.1.20.0040.00417.75
8.1.10.0070.00017.60
8.1.00.0060.00317.44
8.0.300.0000.00819.92
8.0.290.0000.00917.18
8.0.280.0040.00418.39
8.0.270.0030.00317.20
8.0.260.0000.00716.85
8.0.250.0000.00816.94
8.0.240.0080.00016.95
8.0.230.0000.00716.86
8.0.220.0060.00016.89
8.0.210.0000.00716.95
8.0.200.0070.00016.96
8.0.190.0000.00716.94
8.0.180.0070.00016.92
8.0.170.0040.00416.84
8.0.160.0000.00716.92
8.0.150.0050.00316.95
8.0.140.0070.00016.89
8.0.130.0050.00013.34
8.0.120.0070.00016.93
8.0.110.0040.00416.77
8.0.100.0000.00716.86
8.0.90.0070.00016.81
8.0.80.0070.00716.87
8.0.70.0000.00716.95
8.0.60.0040.00416.78
8.0.50.0000.00716.84
8.0.30.0080.01117.11
8.0.20.0090.01217.40
8.0.10.0000.00717.03
8.0.00.0090.01016.76
7.4.330.0060.00015.00
7.4.320.0000.00716.52
7.4.300.0000.00716.54
7.4.290.0000.00616.63
7.4.280.0000.00616.63
7.4.270.0000.00716.39
7.4.260.0080.00016.61
7.4.250.0040.00416.59
7.4.240.0050.00216.45
7.4.230.0040.00416.72
7.4.220.0130.00416.63
7.4.210.0090.00816.60
7.4.200.0050.00216.55
7.4.190.0070.00016.71
7.4.160.0090.00916.61
7.4.150.0100.01017.40
7.4.140.0090.00917.86
7.4.130.0060.01216.46
7.4.120.0080.00816.56
7.4.110.0130.00516.60
7.4.100.0070.01116.43
7.4.90.0060.01216.67
7.4.80.0110.00819.39
7.4.70.0080.01116.55
7.4.60.0090.00916.50
7.4.50.0090.00016.43
7.4.40.0110.00322.77
7.4.30.0120.00616.52
7.4.00.0070.01114.96
7.3.330.0030.00313.35
7.3.320.0000.00513.32
7.3.310.0070.00016.14
7.3.300.0050.00216.34
7.3.290.0030.01016.30
7.3.280.0080.00816.33
7.3.270.0150.00317.40
7.3.260.0090.01316.59
7.3.250.0070.00916.54
7.3.240.0070.01116.43
7.3.230.0080.00816.54
7.3.210.0100.00616.30
7.3.200.0030.01319.39
7.3.190.0070.01416.40
7.3.180.0060.00916.59
7.3.170.0080.01216.57
7.3.160.0140.00716.52
7.3.120.0080.00714.81
7.3.110.0130.00314.88
7.3.100.0070.00714.79
7.3.90.0070.01014.87
7.3.80.0100.00614.56
7.3.70.0090.00314.68
7.3.60.0080.00814.80
7.3.50.0100.00314.71
7.3.40.0060.00314.68
7.3.30.0070.00714.71
7.3.20.0030.00616.49
7.3.10.0030.01016.60
7.3.00.0040.01116.38
7.2.330.0100.00716.72
7.2.320.0030.01716.55
7.2.310.0130.00316.77
7.2.300.0100.00716.50
7.2.290.0100.00716.88
7.2.250.0130.00615.26
7.2.240.0100.00715.05
7.2.230.0060.00915.30
7.2.220.0030.01714.95
7.2.210.0030.01615.09
7.2.200.0060.00815.14
7.2.190.0030.01014.96
7.2.180.0070.01114.93
7.2.170.0090.00615.03
7.1.330.0030.01016.10
7.1.320.0070.01115.88
7.1.310.0090.00915.74
7.1.300.0040.01115.66
7.1.290.0110.00415.69
7.1.280.0070.01015.75
7.1.270.0060.01015.90
7.1.260.0090.00615.84
7.1.70.0040.00816.88
7.1.60.0180.00719.82
7.1.50.0030.02017.12
7.1.00.0000.07722.41
7.0.200.0050.00216.55
7.0.140.0030.07321.95
7.0.60.0170.06719.95
7.0.50.0030.05017.89
7.0.40.0200.07020.20
7.0.30.0270.05720.20
7.0.20.0300.08320.22
7.0.10.0230.05720.10
7.0.00.0030.08020.24
5.6.280.0000.07720.90
5.6.210.0100.05020.51
5.6.200.0100.03718.19
5.6.190.0070.04320.42
5.6.180.3770.06020.48
5.6.170.0370.07720.45
5.6.160.0100.05320.58
5.6.150.0000.08718.15
5.6.140.0000.04718.14
5.6.130.0370.04318.12
5.6.120.0000.04321.01
5.6.110.0100.09021.04
5.6.100.0200.07020.98
5.6.90.0170.07720.95
5.6.80.0170.07020.38
5.5.350.0100.07720.42
5.5.340.0000.05317.99
5.5.330.0070.06720.27
5.5.320.0270.07320.20
5.5.310.0230.05020.24
5.5.300.0130.07717.97
5.5.290.0030.04317.95
5.5.280.0100.07020.69
5.5.270.0030.04320.89
5.5.260.0070.07720.89
5.5.250.0070.07720.69
5.5.240.0030.06720.16
5.4.450.0530.05319.70
5.4.440.0570.05319.16
5.4.430.0700.05019.20
5.4.420.0800.05319.38
5.4.410.0670.04019.18
5.4.400.1730.00018.84
5.4.390.1700.00018.73
5.4.380.0270.05718.76
5.4.370.0230.06318.47
5.4.360.0230.05018.72
5.4.350.0200.05018.63
5.4.340.0130.06018.51
5.4.320.0060.05412.50
5.4.310.0070.03812.50
5.4.300.0050.03712.50
5.4.290.0070.03612.50
5.4.280.0110.04812.39
5.4.270.0030.03812.39
5.4.260.0100.07018.88
5.4.250.0130.07318.77
5.4.240.0070.05318.97
5.4.230.0070.05718.80
5.4.220.0000.08718.73
5.4.210.0200.04318.93
5.4.200.0100.04718.79
5.4.190.0070.06018.91
5.4.180.0100.05318.90
5.4.170.0030.05318.96
5.4.160.0100.07318.74
5.4.150.0100.05718.91
5.4.140.0070.05316.51
5.4.130.0070.07316.39
5.4.120.0100.04716.48
5.4.110.0000.08016.38
5.4.100.0100.06716.46
5.4.90.0170.06016.56
5.4.80.0130.04316.31
5.4.70.0130.06716.33
5.4.60.0130.06716.60
5.4.50.0170.04316.43
5.4.40.0200.06016.48
5.4.30.0130.04316.53
5.4.20.0070.05016.36
5.4.10.0070.05316.46
5.4.00.0030.05715.89
5.3.290.0050.03912.80
5.3.280.0030.05314.56
5.3.270.0030.05714.59
5.3.260.0070.08014.63
5.3.250.0030.08014.82
5.3.240.0070.05714.59
5.3.230.0130.05314.76
5.3.220.0030.05714.67
5.3.210.0070.07014.40
5.3.200.0100.04714.79
5.3.190.0030.06714.57
5.3.180.0070.06314.73
5.3.170.0170.04714.63
5.3.160.0130.06314.64
5.3.150.0000.06714.65
5.3.140.0070.05014.54
5.3.130.0100.07314.54
5.3.120.0100.05014.63
5.3.110.0070.05314.55
5.3.100.0070.05313.95
5.3.90.0030.05313.99
5.3.80.0130.04713.99
5.3.70.0100.04714.00
5.3.60.0130.04714.09
5.3.50.0100.04714.02
5.3.40.0030.05314.17
5.3.30.0100.06713.97
5.3.20.0070.05013.76
5.3.10.0070.05013.67
5.3.00.0130.04313.73
5.2.170.0070.06011.25
5.2.160.0070.06311.25
5.2.150.0070.04011.16
5.2.140.0130.03311.25
5.2.130.0100.03711.11
5.2.120.0070.05711.11
5.2.110.0030.04010.98
5.2.100.0130.03011.25
5.2.90.0130.03711.10
5.2.80.0100.04311.11
5.2.70.0070.06011.09
5.2.60.0100.03311.20
5.2.50.0100.03311.02
5.2.40.0000.04310.91
5.2.30.0070.04010.97
5.2.20.0070.03711.06
5.2.10.0030.05010.69
5.2.00.0030.04010.89
5.1.60.0070.03310.03
5.1.50.0030.0379.88
5.1.40.0070.04310.01
5.1.30.0070.04310.41
5.1.20.0030.04310.33
5.1.10.0000.05310.02
5.1.00.0170.02710.11
5.0.50.0030.0308.47
5.0.40.0000.0308.55
5.0.30.0100.0477.98
5.0.20.0030.0278.23
5.0.10.0070.0238.13
5.0.00.0030.0437.98
4.4.90.0030.0207.04
4.4.80.0070.0207.04
4.4.70.0070.0277.04
4.4.60.0000.0237.04
4.4.50.0000.0237.04
4.4.40.0070.0437.04
4.4.30.0030.0207.04
4.4.20.0000.0237.04
4.4.10.0000.0337.04
4.4.00.0000.0477.04
4.3.110.0030.0237.04
4.3.100.0000.0277.04
4.3.90.0000.0237.04
4.3.80.0000.0337.04
4.3.70.0000.0237.04
4.3.60.0000.0237.04
4.3.50.0070.0307.04
4.3.40.0000.0337.04
4.3.30.0030.0207.04
4.3.20.0030.0207.04
4.3.10.0000.0237.04
4.3.00.0100.0206.81

preferences:
49.22 ms | 401 KiB | 5 Q