3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($a = 2+2) {} $r = new ReflectionFunction('a'); $params = $r->getParameters(); var_dump($params[0]->isOptional(), $params[0]->isDefaultValueAvailable(), $param[0]->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)
8.3.60.0040.01116.63
8.3.50.0060.01322.05
8.3.40.0080.01118.67
8.3.30.0000.01419.05
8.3.20.0030.00520.35
8.3.10.0030.00623.52
8.3.00.0080.00019.09
8.2.180.0090.00616.63
8.2.170.0040.01122.96
8.2.160.0100.00720.39
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00020.47
8.2.110.0040.00421.96
8.2.100.0080.00417.78
8.2.90.0000.00819.22
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0040.00418.05
8.2.50.0050.00318.07
8.2.40.0040.00419.95
8.2.30.0050.00318.23
8.2.20.0000.00717.63
8.2.10.0040.00418.02
8.2.00.0040.00417.73
8.1.280.0040.01425.92
8.1.270.0040.00422.06
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0030.00623.90
8.1.230.0030.00919.00
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00918.37
8.1.160.0000.00722.00
8.1.150.0040.00418.49
8.1.140.0050.00217.34
8.1.130.0000.00817.70
8.1.120.0070.00017.30
8.1.110.0070.00017.29
8.1.100.0070.00017.45
8.1.90.0040.00417.40
8.1.80.0040.00417.34
8.1.70.0030.00317.38
8.1.60.0000.00817.44
8.1.50.0000.00817.42
8.1.40.0020.00517.50
8.1.30.0040.00417.61
8.1.20.0000.00817.63
8.1.10.0040.00417.55
8.1.00.0050.00517.58
8.0.300.0000.00819.09
8.0.290.0030.00516.75
8.0.280.0000.00718.33
8.0.270.0070.00017.23
8.0.260.0030.00317.17
8.0.250.0030.00316.91
8.0.240.0030.00316.87
8.0.230.0000.00716.98
8.0.220.0000.00716.80
8.0.210.0030.00316.85
8.0.200.0040.00716.97
8.0.190.0000.00717.00
8.0.180.0040.00416.96
8.0.170.0040.00416.90
8.0.160.0040.00416.92
8.0.150.0040.00416.89
8.0.140.0000.00816.76
8.0.130.0000.00513.31
8.0.120.0040.00416.69
8.0.110.0040.00416.90
8.0.100.0000.00716.72
8.0.90.0070.00016.95
8.0.80.0060.01716.79
8.0.70.0040.00416.84
8.0.60.0050.00316.76
8.0.50.0030.00516.71
8.0.30.0090.00917.03
8.0.20.0160.00317.40
8.0.10.0040.00416.82
8.0.00.0150.00616.96
7.4.330.0000.00515.00
7.4.320.0030.00316.44
7.4.300.0060.00016.47
7.4.290.0040.00416.48
7.4.280.0100.00316.50
7.4.270.0030.00516.47
7.4.260.0050.00316.43
7.4.250.0040.00416.48
7.4.240.0050.00216.58
7.4.230.0000.00716.31
7.4.220.0090.00916.63
7.4.210.0160.00616.61
7.4.200.0070.00016.40
7.4.190.0070.00016.62
7.4.160.0090.00616.52
7.4.150.0060.01517.40
7.4.140.0070.01317.86
7.4.130.0050.01216.50
7.4.120.0090.00716.50
7.4.110.0030.01516.45
7.4.100.0120.00616.52
7.4.90.0070.01316.55
7.4.80.0030.01619.39
7.4.70.0100.00616.40
7.4.60.0100.00616.39
7.4.50.0040.00416.72
7.4.40.0100.00716.37
7.4.30.0110.00516.63
7.4.00.0000.01415.07
7.3.330.0050.00013.25
7.3.320.0000.00713.31
7.3.310.0040.00416.27
7.3.300.0030.00316.31
7.3.290.0100.00716.32
7.3.280.0070.01216.26
7.3.270.0140.00917.40
7.3.260.0130.00316.44
7.3.250.0090.01116.59
7.3.240.0120.00416.34
7.3.230.0080.00816.39
7.3.210.0100.00716.55
7.3.200.0060.01019.39
7.3.190.0130.00316.34
7.3.180.0110.01116.36
7.3.170.0090.00616.32
7.3.160.0100.00616.41
7.3.120.0060.01214.72
7.2.330.0170.00016.54
7.2.320.0060.01216.48
7.2.310.0080.00816.52
7.2.300.0100.01016.51
7.2.290.0100.00716.82
7.2.60.0070.00816.62
7.2.50.0030.01016.71
7.2.00.0030.01019.38
7.1.200.0000.01315.49
7.1.70.0130.00317.20
7.1.60.0090.01319.70
7.1.50.0210.01434.66
7.1.00.0100.07022.25
7.0.200.0250.00614.42
7.0.140.0030.07322.12
7.0.60.0130.03319.92
7.0.50.0030.04317.89
7.0.40.0100.04320.24
7.0.30.0230.06020.34
7.0.20.0200.08720.45
7.0.10.0070.08720.15
7.0.00.0070.09320.27
5.6.280.0030.07020.78
5.6.210.0070.07720.51
5.6.200.0130.04018.18
5.6.190.0130.08320.42
5.6.180.0230.03720.55
5.6.170.0230.07720.52
5.6.160.0000.07720.44
5.6.150.0000.04718.15
5.6.140.0030.08018.16
5.6.130.0130.06718.15
5.6.120.0030.05021.12
5.6.110.0130.07721.09
5.6.100.0100.08021.07
5.6.90.0100.03321.14
5.6.80.0100.05320.35
5.5.350.4330.04020.41
5.5.340.0030.04317.95
5.5.330.0130.07720.29
5.5.320.0330.05320.29
5.5.310.0300.06320.24
5.5.300.0000.04018.05
5.5.290.0070.06018.00
5.5.280.0070.04320.95
5.5.270.0100.03320.93
5.5.260.0000.05720.88
5.5.250.0070.08020.58
5.5.240.0030.07320.25
5.4.450.0230.05019.57
5.4.440.0230.04719.55
5.4.430.0270.04719.16
5.4.420.0430.03019.32
5.4.410.0470.04319.51
5.4.400.0200.03318.99
5.4.390.0170.04319.08
5.4.380.0270.06018.83
5.4.370.0370.05318.80
5.4.360.0300.05718.51
5.4.350.0370.05318.58
5.4.340.0230.05018.80
5.4.320.0060.03712.52
5.4.310.0060.04612.51
5.4.300.0060.03612.51
5.4.290.0050.04112.51
5.4.280.0080.03412.40
5.4.270.0030.04012.41
5.4.260.0090.04012.40
5.4.250.0070.03912.41
5.4.240.0080.03612.41
5.4.230.0040.04012.40
5.4.220.0060.03712.40
5.4.210.0060.03812.39
5.4.200.0070.05312.40
5.4.190.0130.05312.39
5.4.180.0070.05312.39
5.4.170.0120.04512.40
5.4.160.0050.03912.40
5.4.150.0050.04012.39
5.4.140.0150.04612.08
5.4.130.0060.03912.07
5.4.120.0110.06512.03
5.4.110.0060.04012.03
5.4.100.0160.06712.03
5.4.90.0110.04712.02
5.4.80.0080.05212.03
5.4.70.0080.05412.03
5.4.60.0090.04412.02
5.4.50.0090.03812.02
5.4.40.0060.04012.01
5.4.30.0060.04112.01
5.4.20.0040.04712.00
5.4.10.0070.04712.00
5.4.00.0120.03411.50
5.3.290.0100.05012.80
5.3.280.0050.04712.71
5.3.270.0060.04112.72
5.3.260.0070.05112.72
5.3.250.0100.06312.72
5.3.240.0140.04912.72
5.3.230.0070.07412.71
5.3.220.0080.04612.68
5.3.210.0090.04312.68
5.3.200.0120.07312.68
5.3.190.0090.04512.68
5.3.180.0050.04512.67
5.3.170.0060.04212.67
5.3.160.0100.05212.68
5.3.150.0050.05912.67
5.3.140.0150.05412.66
5.3.130.0120.07812.66
5.3.120.0090.05512.66
5.3.110.0090.05512.66
5.3.100.0120.04912.13
5.3.90.0160.07312.11
5.3.80.0060.04212.09
5.3.70.0280.10412.09
5.3.60.0100.04112.08
5.3.50.0080.04412.02
5.3.40.0170.05912.02
5.3.30.0080.06311.98
5.3.20.0140.05711.77
5.3.10.0100.04411.73
5.3.00.0060.05611.72
5.2.170.0100.0509.21
5.2.160.0080.0399.21
5.2.150.0050.0429.21
5.2.140.0140.0689.21
5.2.130.0070.0539.18
5.2.120.0200.0889.17
5.2.110.0090.0359.18
5.2.100.0060.0449.18
5.2.90.0080.0429.18
5.2.80.0090.0449.18
5.2.70.0070.0609.17
5.2.60.0190.0559.13
5.2.50.0090.0319.09
5.2.40.0070.0369.07
5.2.30.0070.0389.05
5.2.20.0090.0349.04
5.2.10.0110.0358.95
5.2.00.0060.0328.80
5.1.60.0090.0258.09
5.1.50.0070.0338.08
5.1.40.0050.0298.06
5.1.30.0070.0268.42
5.1.20.0040.0378.44
5.1.10.0040.0488.16
5.1.00.0100.0348.16
5.0.50.0100.0286.64
5.0.40.0080.0216.49
5.0.30.0060.0366.31
5.0.20.0080.0226.29
5.0.10.0060.0336.25
5.0.00.0050.0316.24
4.4.90.0040.0164.78
4.4.80.0030.0174.75
4.4.70.0060.0144.75
4.4.60.0080.0164.75
4.4.50.0050.0194.77
4.4.40.0020.0324.71
4.4.30.0020.0194.76
4.4.20.0050.0164.85
4.4.10.0060.0264.85
4.4.00.0040.0284.76
4.3.110.0050.0224.67
4.3.100.0060.0274.66
4.3.90.0010.0194.63
4.3.80.0020.0284.59
4.3.70.0040.0184.63
4.3.60.0060.0164.63
4.3.50.0040.0234.63
4.3.40.0020.0354.54
4.3.30.0050.0193.30
4.3.20.0060.0243.28
4.3.10.0020.0303.24
4.3.00.0030.01716.99

preferences:
40.84 ms | 401 KiB | 5 Q