3v4l.org

run code in 300+ PHP versions simultaneously
<?php function add($x) { return function($y = null) use ($x) { if (is_null($y)) return $x; else return add($x + $y); }; } var_dump(add(2)); echo add(2)->__invoke(40)->__invoke();

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)
8.3.60.0140.00016.50
8.3.50.0120.00522.01
8.3.40.0070.01418.79
8.3.30.0070.00719.10
8.3.20.0000.00720.13
8.3.10.0000.00920.11
8.3.00.0040.00419.25
8.2.180.0040.01116.63
8.2.170.0100.01022.96
8.2.160.0140.00720.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00626.16
8.2.120.0070.00021.08
8.2.110.0000.00920.39
8.2.100.0040.00818.09
8.2.90.0000.00719.08
8.2.80.0030.00517.97
8.2.70.0030.00517.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0070.00019.45
8.2.20.0050.00217.75
8.2.10.0000.00718.05
8.2.00.0040.00417.60
8.1.280.0080.01225.92
8.1.270.0060.00323.92
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00624.00
8.1.230.0060.00619.11
8.1.220.0090.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0080.00018.62
8.1.160.0000.00721.95
8.1.150.0030.00518.84
8.1.140.0040.00417.40
8.1.130.0030.00317.69
8.1.120.0030.00417.43
8.1.110.0000.00817.42
8.1.100.0070.00017.44
8.1.90.0070.00017.35
8.1.80.0000.00817.48
8.1.70.0030.00317.41
8.1.60.0050.00317.41
8.1.50.0000.00817.46
8.1.40.0040.00417.46
8.1.30.0040.00417.61
8.1.20.0000.00817.50
8.1.10.0080.00017.54
8.1.00.0080.00017.32
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0000.00718.30
8.0.270.0030.00517.25
8.0.260.0030.00317.21
8.0.250.0070.00016.79
8.0.240.0000.00716.93
8.0.230.0060.00016.91
8.0.220.0000.00716.84
8.0.210.0000.00716.80
8.0.200.0040.00416.89
8.0.190.0040.00416.86
8.0.180.0050.00216.78
8.0.170.0030.00616.86
8.0.160.0040.00416.94
8.0.150.0050.00316.68
8.0.140.0040.00416.66
8.0.130.0000.00513.26
8.0.120.0040.00416.80
8.0.110.0070.00016.66
8.0.100.0060.00316.89
8.0.90.0040.00416.75
8.0.80.0130.00316.80
8.0.70.0000.00716.73
8.0.60.0030.00516.68
8.0.50.0050.00216.81
8.0.30.0100.01116.75
8.0.20.0120.01317.40
8.0.10.0040.00416.98
8.0.00.0080.01216.94
7.4.330.0000.00515.00
7.4.320.0060.00016.46
7.4.300.0050.00316.55
7.4.290.0000.00716.55
7.4.280.0070.00016.54
7.4.270.0060.00016.43
7.4.260.0030.00316.54
7.4.250.0050.00216.41
7.4.240.0020.00516.48
7.4.230.0050.00216.62
7.4.220.0100.00716.48
7.4.210.0060.00916.61
7.4.200.0040.00416.61
7.4.160.0090.00616.44
7.4.150.0080.01117.40
7.4.140.0130.00417.86
7.4.130.0070.00916.57
7.4.120.0080.01016.45
7.4.110.0090.01516.52
7.4.100.0070.01116.56
7.4.90.0060.01516.46
7.4.80.0170.00419.39
7.4.70.0060.01216.24
7.4.60.0000.02216.36
7.4.50.0030.00616.47
7.4.40.0070.01116.53
7.4.30.0080.00816.64
7.4.00.0030.00814.93
7.3.330.0000.00513.31
7.3.320.0000.00613.28
7.3.310.0030.00316.38
7.3.300.0030.00316.31
7.3.290.0030.01016.33
7.3.280.0090.01016.29
7.3.270.0060.01217.40
7.3.260.0120.00616.62
7.3.250.0140.00516.44
7.3.240.0110.00716.64
7.3.230.0130.00316.55
7.3.210.0100.01116.21
7.3.200.0070.01119.39
7.3.190.0110.01116.47
7.3.180.0040.01116.56
7.3.170.0060.01216.32
7.3.160.0080.00816.29
7.2.330.0040.01316.75
7.2.320.0030.01316.69
7.2.310.0150.00316.44
7.2.300.0070.01316.74
7.2.290.0160.00516.48
7.2.00.0040.00819.57
7.1.100.0030.01018.07
7.1.70.0060.00916.83
7.1.60.0100.01419.61
7.1.50.0100.01416.89
7.1.00.0030.07722.45
7.0.200.0100.00016.71
7.0.140.0030.07322.02
7.0.60.0130.07719.95
7.0.50.0070.06317.91
7.0.40.0070.05020.18
7.0.30.0270.07720.23
7.0.20.0270.08020.07
7.0.10.0170.04720.09
7.0.00.0100.08320.23
5.6.280.0030.07720.92
5.6.210.0130.06720.54
5.6.200.0030.04018.17
5.6.190.0030.09320.63
5.6.180.0570.06020.47
5.6.170.0370.08020.41
5.6.160.0070.08720.55
5.6.150.0100.06318.25
5.6.140.0070.08018.18
5.6.130.0100.04018.28
5.6.120.0070.08321.09
5.6.110.0100.03721.04
5.6.100.0030.04020.92
5.6.90.0030.08320.98
5.6.80.0070.08020.54
5.5.350.0170.05020.41
5.5.340.0000.04317.99
5.5.330.0000.05020.38
5.5.320.0300.08320.28
5.5.310.0300.07320.23
5.5.300.0030.07318.08
5.5.290.0000.04317.99
5.5.280.0030.07320.77
5.5.270.0030.09020.73
5.5.260.0130.07320.77
5.5.250.0170.05320.62
5.5.240.0100.08320.07
5.4.450.0530.04319.50
5.4.440.0830.04719.17
5.4.430.0700.05719.43
5.4.420.0830.05019.63
5.4.410.0530.05319.35
5.4.400.0670.05019.23
5.4.390.0900.05319.07
5.4.380.0230.06018.61
5.4.370.0500.05018.71
5.4.360.0400.05018.69
5.4.350.0400.05718.78
5.4.340.0230.06718.48
5.4.320.0070.03612.51
5.4.310.0090.03712.50
5.4.300.0070.03612.51
5.4.290.0080.03812.50
5.4.280.0060.03612.41
5.4.270.0040.04112.40
5.4.260.0070.03712.40
5.4.250.0050.04112.41
5.4.240.0070.03912.40
5.4.230.0060.03912.39
5.4.220.0080.03612.39
5.4.210.0040.03812.39
5.4.200.0050.03912.39
5.4.190.0040.03812.39
5.4.180.0050.03612.39
5.4.170.0080.03412.40
5.4.160.0050.03712.39
5.4.150.0110.03112.39
5.4.140.0070.04612.07
5.4.130.0050.03812.06
5.4.120.0080.04012.02
5.4.110.0110.04812.01
5.4.100.0070.03512.02
5.4.90.0080.03512.02
5.4.80.0080.04112.01
5.4.70.0080.03412.01
5.4.60.0130.03512.01
5.4.50.0060.04712.01
5.4.40.0090.04412.00
5.4.30.0060.04012.00
5.4.20.0060.03612.00
5.4.10.0060.03512.00
5.4.00.0060.03611.49
5.3.290.0050.04212.80
5.3.280.0100.03412.71
5.3.270.0110.03512.72
5.3.260.0100.03812.72
5.3.250.0060.03812.72
5.3.240.0090.03412.72
5.3.230.0090.03512.71
5.3.220.0060.03712.68
5.3.210.0100.03612.68
5.3.200.0050.03812.68
5.3.190.0060.03812.67
5.3.180.0090.03312.67
5.3.170.0060.04012.67
5.3.160.0040.03912.68
5.3.150.0060.04512.67
5.3.140.0080.03512.66
5.3.130.0040.04212.66
5.3.120.0060.04112.66
5.3.110.0060.04112.65
5.3.100.0060.03812.12
5.3.90.0080.04612.10
5.3.80.0080.04312.10
5.3.70.0110.04512.11
5.3.60.0060.04412.08
5.3.50.0080.03812.03
5.3.40.0100.03512.03
5.3.30.0050.03711.98
5.3.20.0060.03711.77
5.3.10.0110.04111.74
5.3.00.0060.04211.72
5.2.170.0070.0389.21
5.2.160.0070.0339.22
5.2.150.0060.0379.21
5.2.140.0070.0289.21
5.2.130.0050.0369.18
5.2.120.0060.0309.17
5.2.110.0050.0299.18
5.2.100.0050.0389.18
5.2.90.0100.0339.18
5.2.80.0080.0309.17
5.2.70.0090.0269.17
5.2.60.0050.0349.13
5.2.50.0070.0339.09
5.2.40.0050.0299.06
5.2.30.0080.0399.05
5.2.20.0040.0289.05
5.2.10.0030.0298.95
5.2.00.0020.0318.80
5.1.60.0030.0258.08
5.1.50.0040.0258.08
5.1.40.0030.0258.06
5.1.30.0070.0238.42
5.1.20.0020.0288.44
5.1.10.0040.0258.16
5.1.00.0040.0288.16
5.0.50.0030.0226.64
5.0.40.0040.0196.50
5.0.30.0060.0286.31
5.0.20.0020.0206.29
5.0.10.0030.0206.25
5.0.00.0050.0286.25
4.4.90.0010.0164.78
4.4.80.0020.0154.75
4.4.70.0030.0154.75
4.4.60.0010.0164.75
4.4.50.0030.0144.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0020.0254.76
4.3.110.0010.0174.67
4.3.100.0040.0134.66
4.3.90.0030.0174.63
4.3.80.0020.0254.59
4.3.70.0050.0114.63
4.3.60.0020.0154.63
4.3.50.0050.0134.63
4.3.40.0030.0244.54
4.3.30.0020.0163.30
4.3.20.0010.0163.28
4.3.10.0030.0143.24
4.3.00.0200.01313.57

preferences:
38 ms | 401 KiB | 5 Q