3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fantastic3($n) { $a=array(); $a[0]=0; $a[1]=1; $a[2]=1; for($i=3;$i<=$n;$i++){ $a[$i]=$a[$i-1]+$a[$i-2]+$a[$i-3]-1; } return $a[$n]; } echo fantastic3(4); ?>

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)
8.3.60.0090.00616.63
8.3.50.0110.00821.92
8.3.40.0170.00018.84
8.3.30.0030.01018.89
8.3.20.0070.00020.17
8.3.10.0000.00823.71
8.3.00.0080.00018.04
8.2.180.0160.00316.63
8.2.170.0100.00722.96
8.2.160.0130.00319.00
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0020.00526.16
8.2.120.0090.00020.96
8.2.110.0060.00322.02
8.2.100.0070.00418.22
8.2.90.0080.00019.25
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0000.00918.05
8.2.50.0060.00318.07
8.2.40.0000.00920.07
8.2.30.0040.00718.29
8.2.20.0030.00617.74
8.2.10.0040.00418.05
8.2.00.0030.00517.58
8.1.280.0150.00325.92
8.1.270.0040.00423.70
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0070.00322.01
8.1.230.0070.00419.08
8.1.220.0070.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0080.00017.35
8.1.180.0030.00618.10
8.1.170.0030.00618.57
8.1.160.0070.00021.88
8.1.150.0000.00718.86
8.1.140.0040.00417.38
8.1.130.0030.00517.73
8.1.120.0030.00317.42
8.1.110.0050.00317.36
8.1.100.0040.00417.39
8.1.90.0070.00017.39
8.1.80.0000.00717.39
8.1.70.0040.00417.36
8.1.60.0040.00417.46
8.1.50.0040.00417.40
8.1.40.0050.00317.46
8.1.30.0050.00317.63
8.1.20.0000.00817.60
8.1.10.0030.00517.54
8.1.00.0080.00017.38
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0000.00718.48
8.0.270.0040.00417.12
8.0.260.0000.00617.25
8.0.250.0030.00316.93
8.0.240.0070.00017.02
8.0.230.0030.00316.86
8.0.220.0000.00716.75
8.0.210.0030.00316.78
8.0.200.0000.00716.86
8.0.190.0040.00416.91
8.0.180.0080.00016.82
8.0.170.0040.00416.82
8.0.160.0000.00716.82
8.0.150.0040.00416.76
8.0.140.0030.00516.82
8.0.130.0030.00313.21
8.0.120.0030.00616.81
8.0.110.0040.00416.81
8.0.100.0050.00216.86
8.0.90.0000.00716.62
8.0.80.0080.00816.81
8.0.70.0040.00416.72
8.0.60.0000.00716.79
8.0.50.0000.00716.63
8.0.30.0140.00817.08
8.0.20.0100.00917.40
8.0.10.0070.00016.79
8.0.00.0080.01216.79
7.4.330.0020.00215.02
7.4.320.0000.00616.46
7.4.300.0030.00316.49
7.4.290.0030.00316.51
7.4.280.0000.00716.49
7.4.270.0040.00416.55
7.4.260.0030.00616.44
7.4.250.0040.00416.51
7.4.240.0020.00516.46
7.4.230.0000.00716.60
7.4.220.0030.01616.62
7.4.210.0090.00616.46
7.4.200.0050.00216.57
7.4.160.0070.01016.57
7.4.150.0130.00317.40
7.4.140.0140.00517.86
7.4.130.0090.00916.55
7.4.120.0070.01016.63
7.4.110.0120.00916.41
7.4.100.0050.01416.35
7.4.90.0140.00416.49
7.4.80.0100.01019.39
7.4.70.0150.00616.50
7.4.60.0080.00816.41
7.4.50.0030.00616.50
7.4.40.0150.00416.26
7.4.30.0100.00616.53
7.4.00.0140.00314.91
7.3.330.0000.00713.38
7.3.320.0000.00513.36
7.3.310.0000.00716.25
7.3.300.0000.00716.38
7.3.290.0070.00716.33
7.3.280.0090.00616.40
7.3.270.0110.00617.40
7.3.260.0090.01516.34
7.3.250.0120.00616.37
7.3.240.0100.00716.48
7.3.230.0150.00616.60
7.3.210.0070.01016.37
7.3.200.0090.00616.65
7.3.190.0080.00816.40
7.3.180.0170.00716.62
7.3.170.0100.01016.41
7.3.160.0140.00816.45
7.3.120.0060.01014.65
7.2.330.0130.00316.76
7.2.320.0170.00716.70
7.2.310.0090.01216.50
7.2.300.0140.00716.58
7.2.290.0070.01016.83
7.2.00.0060.00919.20
7.1.100.0080.00318.12
7.1.70.0030.00616.87
7.1.60.0100.01419.70
7.1.50.0070.01416.79
7.1.00.0100.07022.41
7.0.200.0030.00616.61
7.0.140.0030.07022.08
7.0.60.0130.04320.00
7.0.50.0070.03717.88
7.0.40.0030.05020.27
7.0.30.0270.04720.26
7.0.20.0230.04320.26
7.0.10.0070.07720.23
7.0.00.0000.06320.20
5.6.280.0070.07021.10
5.6.210.0070.08020.53
5.6.200.0030.08718.28
5.6.190.0130.03320.49
5.6.180.4200.04320.41
5.6.170.0200.08020.56
5.6.160.0100.07320.54
5.6.150.0070.05318.18
5.6.140.0030.05718.18
5.6.130.0070.08018.26
5.6.120.0100.08720.90
5.6.110.0070.05721.14
5.6.100.0070.04020.89
5.6.90.0100.05321.07
5.6.80.0100.03720.40
5.6.70.4400.04320.54
5.5.350.0130.06720.38
5.5.340.0130.03017.94
5.5.330.0130.03720.28
5.5.320.4100.03720.32
5.5.310.0200.04720.30
5.5.300.0030.04017.95
5.5.290.0170.07017.99
5.5.280.0070.06320.75
5.5.270.0030.04320.84
5.5.260.0070.07720.93
5.5.250.0070.04020.48
5.5.240.0300.06720.25
5.4.450.0530.05319.65
5.4.440.0070.06019.16
5.4.430.0130.05019.21
5.4.420.0070.05719.51
5.4.410.0170.05718.73
5.4.400.0170.06718.77
5.4.390.0170.05018.63
5.4.380.0100.05718.63
5.4.370.0030.05318.80
5.4.360.0100.04718.79
5.4.350.0110.04812.02
5.4.340.0070.03512.02
5.4.320.0070.04012.51
5.4.310.0070.03912.50
5.4.300.0060.03612.50
5.4.290.0090.03512.50
5.4.280.0050.03712.40
5.4.270.0080.03412.40
5.4.260.0100.03412.40
5.4.250.0050.03812.40
5.4.240.0050.03712.39
5.4.230.0050.03812.39
5.4.220.0060.03612.39
5.4.210.0040.03712.39
5.4.200.0050.03812.39
5.4.190.0070.03612.39
5.4.180.0080.03512.39
5.4.170.0100.03212.39
5.4.160.0050.03612.39
5.4.150.0050.03712.39
5.4.140.0020.04012.07
5.4.130.0070.03412.05
5.4.120.0080.03412.02
5.4.110.0060.03512.01
5.4.100.0050.03612.02
5.4.90.0130.03212.02
5.4.80.0070.03612.02
5.4.70.0040.03712.01
5.4.60.0040.03712.00
5.4.50.0070.03412.01
5.4.40.0070.03312.00
5.4.30.0040.03711.99
5.4.20.0070.03611.99
5.4.10.0040.03611.99
5.4.00.0050.03811.48
5.3.290.0030.04112.80
5.3.280.0070.03712.71
5.3.270.0050.04112.73
5.3.260.0060.04412.72
5.3.250.0040.04012.72
5.3.240.0040.04012.72
5.3.230.0050.04112.71
5.3.220.0050.03812.68
5.3.210.0070.03812.68
5.3.200.0060.03612.68
5.3.190.0040.03912.68
5.3.180.0060.03612.67
5.3.170.0070.03512.67
5.3.160.0030.03912.67
5.3.150.0050.03812.68
5.3.140.0100.03312.66
5.3.130.0030.04312.65
5.3.120.0080.04012.66
5.3.110.0100.03712.66
5.3.100.0040.03912.12
5.3.90.0060.03712.10
5.3.80.0060.03712.09
5.3.70.0080.03612.09
5.3.60.0110.03312.07
5.3.50.0050.03712.02
5.3.40.0050.03812.02
5.3.30.0060.03511.98
5.3.20.0070.03411.76
5.3.10.0080.03311.73
5.3.00.0050.03711.72
5.2.170.0030.0329.21
5.2.160.0050.0299.21
5.2.150.0060.0299.21
5.2.140.0050.0319.20
5.2.130.0080.0269.17
5.2.120.0060.0279.17
5.2.110.0070.0279.18
5.2.100.0060.0279.17
5.2.90.0080.0259.18
5.2.80.0040.0319.17
5.2.70.0050.0299.17
5.2.60.0040.0309.13
5.2.50.0040.0319.09
5.2.40.0050.0289.07
5.2.30.0020.0329.04
5.2.20.0080.0319.03
5.2.10.0060.0348.95
5.2.00.0060.0298.80
5.1.60.0060.0228.09
5.1.50.0060.0238.08
5.1.40.0010.0298.06
5.1.30.0060.0318.41
5.1.20.0040.0268.44
5.1.10.0050.0248.16
5.1.00.0040.0258.16
5.0.50.0020.0226.64
5.0.40.0020.0206.50
5.0.30.0020.0326.31
5.0.20.0030.0196.28
5.0.10.0030.0206.25
5.0.00.0020.0326.25
4.4.90.0040.0144.78
4.4.80.0010.0174.75
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0020.0164.77
4.4.40.0030.0294.71
4.4.30.0040.0144.75
4.4.20.0040.0144.84
4.4.10.0020.0224.85
4.4.00.0030.0324.76
4.3.110.0030.0154.67
4.3.100.0030.0154.67
4.3.90.0030.0154.64
4.3.80.0050.0254.58
4.3.70.0050.0124.63
4.3.60.0010.0174.63
4.3.50.0040.0144.63
4.3.40.0020.0264.54
4.3.30.0030.0213.30
4.3.20.0020.0173.27
4.3.10.0010.0173.24
4.3.00.0100.0237.13

preferences:
44.44 ms | 401 KiB | 5 Q