3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ackermann( $m , $n ) { if ( $m==0 ) { return $n + 1; } elseif ( $n==0 ) { return ackermann( $m-1 , 1 ); } return ackermann( $m-1, ackermann( $m , $n-1 ) ); } echo ackermann( 4, 0 ); ?>

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)
8.3.60.0170.00316.75
8.3.50.0140.00621.99
8.3.40.0140.00018.67
8.3.30.0110.00418.92
8.3.20.0040.00420.34
8.3.10.0000.00723.60
8.3.00.0080.00020.96
8.2.180.0070.00716.32
8.2.170.0030.01122.96
8.2.160.0000.01320.53
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00420.73
8.2.110.0000.01022.21
8.2.100.0080.00419.38
8.2.90.0080.00019.07
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0090.00018.07
8.2.40.0090.00020.91
8.2.30.0000.00818.20
8.2.20.0040.00417.53
8.2.10.0040.00417.85
8.2.00.0030.00517.46
8.1.280.0040.01125.92
8.1.270.0030.00623.89
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0030.00622.42
8.1.230.0000.01120.88
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0050.00317.10
8.1.180.0060.00318.10
8.1.170.0040.00418.67
8.1.160.0000.00722.05
8.1.150.0050.00218.44
8.1.140.0040.00417.39
8.1.130.0070.00017.68
8.1.120.0030.00317.38
8.1.110.0000.01017.41
8.1.100.0070.00017.43
8.1.90.0000.00717.34
8.1.80.0040.00417.36
8.1.70.0030.00317.35
8.1.60.0030.00717.43
8.1.50.0080.00017.29
8.1.40.0040.00417.43
8.1.30.0080.00017.49
8.1.20.0040.00417.63
8.1.10.0050.00217.48
8.1.00.0080.00017.39
8.0.300.0040.00418.77
8.0.290.0060.00317.16
8.0.280.0000.00818.37
8.0.270.0050.00517.18
8.0.260.0070.00017.12
8.0.250.0000.00716.80
8.0.240.0000.00716.86
8.0.230.0070.00016.70
8.0.220.0030.00316.75
8.0.210.0080.00016.74
8.0.200.0000.00616.81
8.0.190.0000.00716.82
8.0.180.0090.00016.83
8.0.170.0040.00416.69
8.0.160.0030.00316.77
8.0.150.0000.00716.71
8.0.140.0040.00416.76
8.0.130.0000.00613.20
8.0.120.0080.00016.80
8.0.110.0000.00716.66
8.0.100.0040.00416.65
8.0.90.0000.00816.66
8.0.80.0130.00316.78
8.0.70.0040.00416.77
8.0.60.0000.00716.72
8.0.50.0000.00716.81
8.0.30.0120.00717.20
8.0.20.0100.01217.40
8.0.10.0040.00416.83
8.0.00.0080.01116.53
7.4.330.0000.00615.07
7.4.320.0070.00016.52
7.4.300.0060.00016.52
7.4.290.0030.00316.41
7.4.280.0040.00816.38
7.4.270.0040.00416.35
7.4.260.0030.00316.40
7.4.250.0040.00416.50
7.4.240.0000.00716.44
7.4.230.0020.00516.60
7.4.220.0090.00916.49
7.4.210.0100.00316.57
7.4.200.0030.00316.32
7.4.190.0070.00016.54
7.4.160.0120.00316.41
7.4.150.0060.01217.40
7.4.140.0100.01417.86
7.4.130.0090.00716.45
7.4.120.0090.00916.49
7.4.110.0130.00316.43
7.4.100.0100.00716.34
7.4.90.0270.01716.52
7.4.80.0120.00919.39
7.4.70.0060.01016.38
7.4.60.0080.00816.55
7.4.50.0000.00416.21
7.4.40.0070.01016.33
7.4.30.0120.00416.46
7.4.00.0070.01014.79
7.3.330.0050.00013.15
7.3.320.0020.00213.29
7.3.310.0040.00416.12
7.3.300.0070.00016.30
7.3.290.0110.00416.32
7.3.280.0140.00516.29
7.3.270.0060.01317.40
7.3.260.0110.01116.41
7.3.250.0100.00816.48
7.3.240.0160.00716.30
7.3.230.0130.00316.39
7.3.210.0060.01016.62
7.3.200.0140.00319.39
7.3.190.0150.00416.61
7.3.180.0130.00316.55
7.3.170.0140.00716.37
7.3.160.0060.00916.38
7.3.120.0040.01214.88
7.3.10.0040.00816.02
7.3.00.0040.00716.37
7.2.330.0070.01016.46
7.2.320.0100.01316.50
7.2.310.0070.01016.78
7.2.300.0060.00916.71
7.2.290.0080.00816.50
7.2.130.0060.00316.59
7.2.120.0110.00316.63
7.2.110.0120.00916.66
7.2.100.0110.00516.48
7.2.90.0140.01016.51
7.2.80.0040.01116.51
7.2.70.0180.01016.63
7.2.60.0150.01216.74
7.2.50.0060.01316.43
7.2.40.0000.01716.71
7.2.30.0170.00416.30
7.2.20.0110.00316.76
7.2.10.0130.00316.64
7.2.00.0090.00518.07
7.1.250.0060.00915.26
7.1.100.0060.00617.95
7.1.70.0030.00617.13
7.1.60.0130.01019.46
7.1.50.0070.01716.70
7.1.00.0000.08022.28
7.0.200.0030.00316.77
7.0.140.0000.07722.07
7.0.60.0030.06019.86
7.0.50.0030.04017.84
7.0.40.0100.08320.10
7.0.30.0170.04320.32
7.0.20.0400.06720.23
7.0.10.0130.08320.06
7.0.00.0170.07320.23
5.6.280.0130.06721.07
5.6.210.0100.07020.54
5.6.200.0130.08018.16
5.6.190.0130.07320.47
5.6.180.0400.07720.48
5.6.170.0230.08720.55
5.6.160.0000.04720.47
5.6.150.0170.06318.25
5.6.140.0070.07018.27
5.6.130.0200.07718.28
5.6.120.0070.05321.01
5.6.110.0000.05721.02
5.6.100.0170.06720.98
5.6.90.0000.04721.10
5.6.80.0070.07020.39
5.5.350.0270.07320.33
5.5.340.0130.06718.00
5.5.330.0030.04020.46
5.5.320.0270.07020.36
5.5.310.0230.07020.37
5.5.300.0070.03717.95
5.5.290.0000.05017.96
5.5.280.0100.07020.86
5.5.270.0030.04720.84
5.5.260.0130.07720.89
5.5.250.0100.07720.58
5.5.240.0070.06720.27
5.4.450.0730.05019.54
5.4.440.0330.04731.63
5.4.430.0330.05027.09
5.4.420.0230.04325.39
5.4.410.0300.04723.78
5.4.400.1030.05018.84
5.4.390.0230.04021.22
5.4.380.0570.07018.74
5.4.370.0570.04318.57
5.4.360.0430.05318.69
5.4.350.0300.06318.63
5.4.340.0400.06718.63
5.4.320.0080.03312.50
5.4.310.0060.04312.50
5.4.300.0060.03612.50
5.4.290.0080.03612.50
5.4.280.0050.03512.40
5.4.270.0040.03712.39
5.4.260.0070.03712.40
5.4.250.0040.04112.40
5.4.240.0090.03412.39
5.4.230.0030.04112.39
5.4.220.0070.03612.39
5.4.210.0080.03412.39
5.4.200.0060.03812.39
5.4.190.0070.03512.39
5.4.180.0030.03912.39
5.4.170.0070.03712.39
5.4.160.0080.03412.39
5.4.150.0040.03812.38
5.4.140.0100.03312.07
5.4.130.0050.03812.06
5.4.120.0110.03012.02
5.4.110.0090.03312.01
5.4.100.0070.03412.01
5.4.90.0070.03612.02
5.4.80.0070.03612.01
5.4.70.0080.03312.01
5.4.60.0100.03212.01
5.4.50.0070.03512.01
5.4.40.0050.03612.00
5.4.30.0110.03311.99
5.4.20.0110.03211.99
5.4.10.0110.03111.99
5.4.00.0060.03911.48
5.3.290.0050.04212.80
5.3.280.0090.04812.71
5.3.270.0130.04712.72
5.3.260.0070.05312.72
5.3.250.0110.04812.72
5.3.240.0110.04812.72
5.3.230.0090.04812.71
5.3.220.0050.05312.68
5.3.210.0060.03912.68
5.3.200.0140.04112.68
5.3.190.0130.04412.68
5.3.180.0200.03412.67
5.3.170.0130.04612.67
5.3.160.0130.04612.67
5.3.150.0070.04312.67
5.3.140.0100.03912.66
5.3.130.0060.03912.66
5.3.120.0070.03812.66
5.3.110.0070.03812.66
5.3.100.0040.03912.12
5.3.90.0050.03812.10
5.3.80.0080.03412.09
5.3.70.0050.03912.09
5.3.60.0060.03612.07
5.3.50.0060.03712.02
5.3.40.0040.03912.02
5.3.30.0060.03511.98
5.3.20.0060.03611.76
5.3.10.0090.03411.73
5.3.00.0050.03811.72
5.2.170.0090.0409.21
5.2.160.0030.0459.22
5.2.150.0080.0429.21
5.2.140.0070.0449.21
5.2.130.0090.0309.17
5.2.120.0070.0339.18
5.2.110.0050.0299.18
5.2.100.0050.0299.17
5.2.90.0060.0289.19
5.2.80.0050.0299.17
5.2.70.0050.0309.18
5.2.60.0060.0309.13
5.2.50.0090.0289.09
5.2.40.0060.0339.07
5.2.30.0060.0309.05
5.2.20.0030.0349.04
5.2.10.0060.0278.94
5.2.00.0050.0308.81
5.1.60.0020.0268.09
5.1.50.0030.0268.09
5.1.40.0030.0268.07
5.1.30.0080.0248.42
5.1.20.0050.0298.44
5.1.10.0030.0308.17
5.1.00.0060.0258.17
5.0.50.0050.0216.64
5.0.40.0040.0196.50
5.0.30.0060.0296.32
5.0.20.0030.0206.29
5.0.10.0050.0186.26
5.0.00.0040.0306.26
4.4.90.0020.0164.78
4.4.80.0030.0164.75
4.4.70.0030.0184.75
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0010.0274.71
4.4.30.0020.0174.76
4.4.20.0020.0234.84
4.4.10.0040.0134.85
4.4.00.0010.0274.76
4.3.110.0030.0164.67
4.3.100.0040.0144.66
4.3.90.0030.0154.63
4.3.80.0040.0244.59
4.3.70.0020.0154.63
4.3.60.0030.0154.63
4.3.50.0060.0134.63
4.3.40.0020.0254.54
4.3.30.0030.0183.32
4.3.20.0010.0163.33
4.3.10.0010.0183.25
4.3.00.0070.02020.25

preferences:
36.35 ms | 401 KiB | 5 Q