3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bob = function($x, $y = 10){ 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() ? $param->getDefaultValue() : '-'; 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)
8.3.40.0150.00418.79
8.3.30.0120.00319.07
8.3.20.0040.00420.35
8.3.10.0000.00722.09
8.3.00.0080.00022.57
8.2.170.0040.01122.96
8.2.160.0100.00319.21
8.2.150.0070.00724.18
8.2.140.0090.00624.66
8.2.130.0000.00826.16
8.2.120.0030.00619.36
8.2.110.0060.00322.23
8.2.100.0080.00419.57
8.2.90.0040.00419.21
8.2.80.0080.00017.97
8.2.70.0060.00317.50
8.2.60.0000.00718.04
8.2.50.0000.00918.07
8.2.40.0030.00718.16
8.2.30.0040.00418.20
8.2.20.0070.00017.58
8.2.10.0040.00417.75
8.2.00.0060.00317.75
8.1.270.0060.00321.88
8.1.260.0030.00626.35
8.1.250.0090.00028.09
8.1.240.0070.00323.97
8.1.230.0040.00719.04
8.1.220.0050.00217.74
8.1.210.0080.00018.77
8.1.200.0030.00617.25
8.1.190.0000.00817.30
8.1.180.0040.00418.74
8.1.170.0000.00818.59
8.1.160.0040.00422.16
8.1.150.0000.00818.65
8.1.140.0030.00617.46
8.1.130.0070.00017.75
8.1.120.0000.00717.40
8.1.110.0050.00317.43
8.1.100.0040.00417.49
8.1.90.0030.00517.46
8.1.80.0000.00817.46
8.1.70.0030.00317.36
8.1.60.0070.00317.65
8.1.50.0040.00417.53
8.1.40.0060.00317.43
8.1.30.0040.00417.68
8.1.20.0000.00917.56
8.1.10.0000.00717.43
8.1.00.0040.00417.51
8.0.300.0060.00318.77
8.0.290.0000.00917.05
8.0.280.0040.00418.39
8.0.270.0070.00017.27
8.0.260.0040.00416.82
8.0.250.0000.00716.97
8.0.240.0040.00416.86
8.0.230.0040.00416.96
8.0.220.0000.00616.94
8.0.210.0000.00816.92
8.0.200.0030.00317.02
8.0.190.0000.00716.85
8.0.180.0070.00016.84
8.0.170.0040.00416.79
8.0.160.0000.00716.91
8.0.150.0000.00716.86
8.0.140.0040.00416.92
8.0.130.0000.00513.37
8.0.120.0040.00416.83
8.0.110.0040.00416.79
8.0.100.0040.00416.91
8.0.90.0000.00816.84
8.0.80.0100.00416.95
8.0.70.0000.00816.89
8.0.60.0000.00816.89
8.0.50.0040.00416.73
8.0.30.0120.00817.23
8.0.20.0070.01317.40
8.0.10.0030.00316.83
8.0.00.0120.00716.85
7.4.330.0000.00615.00
7.4.320.0000.00716.46
7.4.300.0030.00316.53
7.4.290.0030.00316.55
7.4.280.0000.00716.64
7.4.270.0040.00416.62
7.4.260.0070.00316.52
7.4.250.0040.00416.57
7.4.240.0040.00416.57
7.4.230.0000.00816.51
7.4.220.0150.00916.56
7.4.210.0080.00716.67
7.4.200.0000.00716.50
7.4.190.0030.00316.57
7.4.160.0080.01616.36
7.4.150.0160.00317.40
7.4.140.0070.01017.86
7.4.130.0090.00916.52
7.4.120.0090.00916.53
7.4.110.0110.01416.45
7.4.100.0090.00916.55
7.4.90.0090.00916.60
7.4.80.0110.00719.39
7.4.70.0090.00916.43
7.4.60.0110.00716.38
7.4.50.0000.00916.41
7.4.40.0040.01122.77
7.4.30.0060.01216.50
7.4.10.0070.01114.93
7.4.00.0060.01114.86
7.3.330.0030.00313.38
7.3.320.0000.00513.18
7.3.310.0040.00416.13
7.3.300.0030.00316.27
7.3.290.0070.00716.23
7.3.280.0090.00716.33
7.3.270.0180.00417.40
7.3.260.0160.00416.57
7.3.250.0050.01116.56
7.3.240.0100.01316.68
7.3.230.0040.01316.39
7.3.210.0180.00016.21
7.3.200.0120.00619.39
7.3.190.0030.01316.39
7.3.180.0090.00616.40
7.3.170.0120.00916.28
7.3.160.0110.00716.28
7.3.130.0070.01015.09
7.3.120.0080.00914.85
7.3.110.0050.01314.81
7.3.100.0110.00614.87
7.3.90.0070.00714.97
7.3.80.0000.01414.84
7.3.70.0060.00514.71
7.3.60.0020.01014.68
7.3.50.0050.01014.84
7.3.40.0020.01014.75
7.3.30.0070.00714.75
7.3.20.0040.00516.78
7.3.10.0040.01116.55
7.3.00.0070.00816.73
7.2.330.0120.00616.42
7.2.320.0030.01616.58
7.2.310.0030.01316.82
7.2.300.0070.01416.45
7.2.290.0070.01016.75
7.2.260.0120.00614.60
7.2.250.0080.00815.28
7.2.240.0100.00615.20
7.2.230.0060.01015.10
7.2.220.0060.00915.16
7.2.210.0060.00814.97
7.2.200.0060.00515.14
7.2.190.0060.00915.02
7.2.180.0050.00714.89
7.2.170.0030.00915.07
7.2.160.0050.00814.98
7.2.150.0060.00517.07
7.2.140.0050.00717.02
7.2.130.0070.00717.01
7.2.120.0080.00616.92
7.2.110.0030.01216.89
7.2.100.0080.00816.96
7.2.90.0100.00516.90
7.2.80.0080.00517.04
7.2.70.0090.00816.95
7.2.60.0050.00816.98
7.2.50.0000.01416.99
7.2.40.0050.01017.02
7.2.30.0090.00516.87
7.2.20.0050.00817.04
7.2.10.0050.00716.99
7.2.00.0080.00517.84
7.1.330.0100.00615.83
7.1.320.0070.00715.91
7.1.310.0020.01115.88
7.1.300.0050.00815.88
7.1.290.0060.00215.88
7.1.280.0050.01015.79
7.1.270.0070.00715.74
7.1.260.0050.00915.82
7.1.250.0020.01215.89
7.1.240.0080.00815.73
7.1.230.0060.00915.78
7.1.220.0060.01015.84
7.1.210.0080.00515.84
7.1.200.0030.00815.70
7.1.190.0040.00915.94
7.1.180.0020.00915.74
7.1.170.0080.00815.77
7.1.160.0060.00415.80
7.1.150.0030.00815.64
7.1.140.0050.00715.70
7.1.130.0070.00715.90
7.1.120.0070.01015.70
7.1.110.0080.00815.86
7.1.100.0030.01015.65
7.1.90.0040.00815.57
7.1.80.0000.01315.86
7.1.70.0030.00616.39
7.1.60.0060.00416.09
7.1.50.0060.00616.16
7.1.40.0050.00915.96
7.1.30.0110.00615.82
7.1.20.0050.01015.77
7.1.10.0080.00915.78
7.1.00.0060.02817.90
7.0.330.0070.00415.21
7.0.320.0050.00615.52
7.0.310.0080.00315.37
7.0.300.0050.00815.48
7.0.290.0060.00815.41
7.0.280.0040.00715.52
7.0.270.0070.00515.48
7.0.260.0060.00615.30
7.0.250.0060.00815.29
7.0.240.0090.00515.28
7.0.230.0070.00915.53
7.0.220.0060.00815.51
7.0.210.0090.00115.42
7.0.200.0040.01115.85
7.0.190.0050.00515.46
7.0.180.0060.00815.20
7.0.170.0050.00615.24
7.0.160.0060.01015.50
7.0.150.0090.00915.34
7.0.140.0070.02917.66
7.0.130.0090.00515.49
7.0.120.0050.00915.18
7.0.110.0070.00615.25
7.0.100.0040.00615.40
7.0.90.0040.00715.40
7.0.80.0070.00515.45
7.0.70.0060.00715.41
7.0.60.0080.03016.79
7.0.50.0090.03016.23
7.0.40.0080.02915.73
7.0.30.0150.03015.76
7.0.20.0160.02615.81
7.0.10.0160.01815.62
7.0.00.0080.03115.75
5.6.400.0030.00914.39
5.6.390.0000.00914.33
5.6.380.0050.00614.46
5.6.370.0050.00914.29
5.6.360.0050.00914.50
5.6.350.0050.01014.38
5.6.340.0020.00914.50
5.6.330.0040.00914.12
5.6.320.0060.00414.41
5.6.310.0060.00614.53
5.6.300.0030.01214.37
5.6.290.0070.00614.13
5.6.280.0030.03216.69
5.6.270.0060.01014.27
5.6.260.0050.01114.45
5.6.250.0040.00514.15
5.6.240.0080.00614.44
5.6.230.0020.00914.23
5.6.220.0060.00614.25
5.6.210.0090.02816.35
5.6.200.0080.03215.66
5.6.190.0070.03016.38
5.6.180.1200.01916.29
5.6.170.0210.01516.42
5.6.160.0020.03616.33
5.6.150.0060.02415.63
5.6.140.0040.02315.62
5.6.130.0080.03315.47
5.6.120.0050.01916.59
5.6.110.0050.03316.71
5.6.100.0030.03616.54
5.6.90.0080.02116.63
5.6.80.0090.02916.28
5.6.70.1220.01416.47
5.6.60.0040.01114.26
5.6.50.0050.01014.08
5.6.40.0020.00914.21
5.6.30.0090.00614.13
5.6.20.0030.00914.21
5.6.10.0030.00914.18
5.6.00.0050.00714.40
5.5.380.0020.01414.28
5.5.370.0030.00614.20
5.5.360.0020.01114.13
5.5.350.0050.03216.22
5.5.340.0080.03115.50
5.5.330.0080.01916.24
5.5.320.0110.01916.30
5.5.310.0130.02016.28
5.5.300.0060.03315.50
5.5.290.0070.03215.55
5.5.280.0060.02916.40
5.5.270.0060.03416.35
5.5.260.0100.03016.41
5.5.250.0040.03116.33
5.5.240.0070.02616.12
5.5.230.0040.00814.28
5.5.220.0020.01314.10
5.5.210.0080.00714.27
5.5.200.0050.00814.04
5.5.190.0080.00814.11
5.5.180.0100.00514.44
5.5.170.0050.00714.23
5.5.160.0050.00814.21
5.5.150.0080.00714.43
5.5.140.0080.00614.25
5.5.130.0080.00314.33
5.5.120.0030.01313.94
5.5.110.0030.00914.07
5.5.100.0050.00714.24
5.5.90.0070.00714.29
5.5.80.0040.00914.26
5.5.70.0090.00714.44
5.5.60.0020.01014.01
5.5.50.0020.01214.31
5.5.40.0010.01114.19
5.5.30.0080.00514.13
5.5.20.0020.01314.19
5.5.10.0020.01114.11
5.5.00.0080.00814.16
5.4.450.0200.02214.21
5.4.440.0190.02214.15
5.4.430.0170.02114.07
5.4.420.0180.02014.24
5.4.410.0040.02214.22
5.4.400.0310.00513.87
5.4.390.0240.00313.81
5.4.380.0210.01813.92
5.4.370.0120.01913.85
5.4.360.0110.02113.85
5.4.350.0080.02513.87
5.4.340.0170.02113.87
5.4.330.0050.00711.60
5.4.320.0040.01711.77
5.4.310.0070.01611.86
5.4.300.0050.01711.87
5.4.290.0040.01711.75
5.4.280.0030.01911.82
5.4.270.0030.01611.75
5.4.260.0070.02713.73
5.4.250.0060.02213.89
5.4.240.0060.02113.95
5.4.230.0060.02113.99
5.4.220.0010.02413.92
5.4.210.0070.02113.77
5.4.200.0060.02913.92
5.4.190.0070.02013.88
5.4.180.0050.02213.82
5.4.170.0090.02113.90
5.4.160.0060.02013.94
5.4.150.0030.02513.87
5.4.140.0080.02012.96
5.4.130.0070.02013.17
5.4.120.0080.01713.08
5.4.110.0080.02313.11
5.4.100.0030.02313.08
5.4.90.0030.02313.08
5.4.80.0030.02213.15
5.4.70.0060.01813.08
5.4.60.0040.02013.05
5.4.50.0020.02713.12
5.4.40.0060.01913.17
5.4.30.0060.02413.09
5.4.20.0120.01513.13
5.4.10.0080.02313.06
5.4.00.0030.02612.89
5.3.290.0040.01811.81
5.3.280.0050.02012.32
5.3.270.0030.02412.39
5.3.260.0060.02112.39
5.3.250.0050.02412.31
5.3.240.0060.02012.38
5.3.230.0090.02712.36
5.3.220.0070.01712.25
5.3.210.0070.02012.23
5.3.200.0050.02012.29
5.3.190.0050.02712.30
5.3.180.0030.02812.29
5.3.170.0050.02012.34
5.3.160.0060.02012.28
5.3.150.0080.02612.31
5.3.140.0060.02312.26
5.3.130.0070.02212.31
5.3.120.0090.02812.31
5.3.110.0050.02012.33
5.3.100.0070.02412.16
5.3.90.0080.02312.18
5.3.80.0080.01812.07
5.3.70.0070.02511.99
5.3.60.0070.02112.20
5.3.50.0040.02412.06
5.3.40.0070.02312.13
5.3.30.0070.02012.10
5.3.20.0040.02011.97
5.3.10.0050.02111.87
5.3.00.0060.02311.94
5.2.170.0030.06311.16
5.2.160.0070.05311.07
5.2.150.0000.05011.29
5.2.140.0070.05311.13
5.2.130.0030.04311.10
5.2.120.0070.04011.25
5.2.110.0030.04011.01
5.2.100.0030.04311.19
5.2.90.0100.03711.10
5.2.80.0170.04310.85
5.2.70.0030.04311.11
5.2.60.0070.03710.93
5.2.50.0100.03711.12
5.2.40.0000.06010.99
5.2.30.0100.05010.98
5.2.20.0070.05011.07
5.2.10.0100.03310.79
5.2.00.0130.03310.70
5.1.60.0000.04310.14
5.1.50.0130.0279.93
5.1.40.0030.04310.13
5.1.30.0130.03010.39
5.1.20.0000.04010.12
5.1.10.0130.04010.21
5.1.00.0100.0479.97
5.0.50.0030.0308.61
5.0.40.0070.0278.33
5.0.30.0000.0438.36
5.0.20.0030.0278.25
5.0.10.0000.0308.14
5.0.00.0030.0408.16
4.4.90.0070.0177.04
4.4.80.0070.0177.04
4.4.70.0000.0237.04
4.4.60.0000.0237.04
4.4.50.0000.0307.04
4.4.40.0030.0477.04
4.4.30.0000.0237.04
4.4.20.0030.0237.04
4.4.10.0100.0137.04
4.4.00.0030.0407.04
4.3.110.0000.0337.04
4.3.100.0030.0207.04
4.3.90.0070.0207.04
4.3.80.0100.0377.04
4.3.70.0070.0177.04
4.3.60.0030.0207.04
4.3.50.0000.0307.04
4.3.40.0030.0337.04
4.3.30.0000.0337.04
4.3.20.0070.0237.04
4.3.10.0000.0277.04
4.3.00.0100.0206.82

preferences:
57.36 ms | 400 KiB | 5 Q