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(6); ?>

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)
8.3.70.0110.00418.30
8.3.60.0060.00916.73
8.3.50.0120.00921.98
8.3.40.0070.00718.71
8.3.30.0070.00719.09
8.3.20.0040.00420.31
8.3.10.0060.00323.48
8.3.00.0040.00417.93
8.2.180.0160.00316.75
8.2.170.0070.01322.96
8.2.160.0100.00720.52
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0090.00021.04
8.2.110.0110.00019.07
8.2.100.0120.00019.63
8.2.90.0090.00017.63
8.2.80.0080.00018.91
8.2.70.0030.00517.63
8.2.60.0000.00817.61
8.2.50.0000.00817.75
8.2.40.0050.00217.63
8.2.30.0040.00417.64
8.2.20.0040.00417.73
8.2.10.0000.00718.03
8.2.00.0000.01017.58
8.1.280.0150.00625.92
8.1.270.0060.00323.92
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0060.00323.80
8.1.230.0000.01019.04
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0030.00517.22
8.1.190.0060.00319.01
8.1.180.0000.00818.10
8.1.170.0000.00817.62
8.1.160.0040.00418.69
8.1.150.0000.00718.76
8.1.140.0000.00817.29
8.1.130.0000.00717.75
8.1.120.0000.00717.38
8.1.110.0050.00317.34
8.1.100.0000.00717.40
8.1.90.0050.00317.38
8.1.80.0030.00317.41
8.1.70.0030.00317.28
8.1.60.0080.00017.57
8.1.50.0000.00817.43
8.1.40.0030.00517.48
8.1.30.0000.00817.61
8.1.20.0040.00417.61
8.1.10.0040.00417.52
8.1.00.0040.00417.34
8.0.300.0080.00418.77
8.0.290.0060.00316.63
8.0.280.0000.00817.99
8.0.270.0040.00418.01
8.0.260.0060.00018.45
8.0.250.0000.00716.94
8.0.240.0070.00016.78
8.0.230.0000.00716.92
8.0.220.0040.00416.70
8.0.210.0030.00316.69
8.0.200.0070.00016.77
8.0.190.0000.00716.91
8.0.180.0040.00416.75
8.0.170.0040.00416.82
8.0.160.0030.00416.84
8.0.150.0000.00716.80
8.0.140.0000.00816.77
8.0.130.0000.00513.21
8.0.120.0050.00316.69
8.0.110.0000.00816.70
8.0.100.0040.00416.69
8.0.90.0040.00416.79
8.0.80.0100.01116.74
8.0.70.0000.00716.73
8.0.60.0070.00016.70
8.0.50.0040.00416.81
8.0.30.0090.01017.25
8.0.20.0090.01317.40
8.0.10.0000.00717.01
8.0.00.0120.00717.02
7.4.330.0000.00515.03
7.4.320.0060.00016.43
7.4.300.0030.00316.41
7.4.290.0000.00716.56
7.4.280.0030.00316.50
7.4.270.0030.00316.60
7.4.260.0030.00316.46
7.4.250.0040.00416.41
7.4.240.0050.00216.50
7.4.230.0030.00316.40
7.4.220.0000.01716.54
7.4.210.0100.01016.69
7.4.200.0030.00316.37
7.4.160.0130.00316.32
7.4.150.0170.00317.40
7.4.140.0130.00517.86
7.4.130.0070.01016.44
7.4.120.0100.01016.58
7.4.110.0210.00016.41
7.4.100.0040.01316.56
7.4.90.0140.00416.50
7.4.80.0150.00619.39
7.4.70.0070.01716.59
7.4.60.0110.00416.57
7.4.50.0030.00316.33
7.4.40.0100.00616.37
7.4.30.0050.01616.65
7.4.10.0100.01015.09
7.4.00.0050.01214.88
7.3.330.0060.00013.35
7.3.320.0050.00013.36
7.3.310.0030.00516.41
7.3.300.0060.00016.39
7.3.290.0040.01216.39
7.3.280.0050.01216.35
7.3.270.0090.00617.40
7.3.260.0090.01616.60
7.3.250.0050.01216.63
7.3.240.0130.00316.39
7.3.230.0180.00616.42
7.3.210.0070.01016.64
7.3.200.0090.01219.39
7.3.190.0120.00916.36
7.3.180.0030.01516.29
7.3.170.0060.00916.44
7.3.160.0020.01916.45
7.3.130.0100.01014.59
7.3.120.0110.00514.90
7.3.110.0050.01215.00
7.3.100.0080.00614.61
7.3.90.0100.00514.97
7.3.80.0060.00814.96
7.3.70.0080.00314.91
7.3.60.0070.00714.96
7.3.50.0090.00814.78
7.3.40.0100.00514.80
7.3.30.0030.01214.85
7.3.20.0040.01216.71
7.3.10.0070.00516.70
7.3.00.0030.01016.70
7.2.330.0120.00616.75
7.2.320.0100.00716.80
7.2.310.0100.01316.49
7.2.300.0090.01216.78
7.2.290.0060.01216.42
7.2.260.0100.00715.11
7.2.250.0130.00715.02
7.2.240.0020.01115.01
7.2.230.0110.00615.10
7.2.220.0050.01114.88
7.2.210.0050.01015.14
7.2.200.0080.00715.05
7.2.190.0080.01015.04
7.2.180.0020.01415.20
7.2.170.0020.01214.87
7.2.160.0050.00915.09
7.2.150.0040.01217.13
7.2.140.0080.00817.00
7.2.130.0070.01016.87
7.2.120.0060.00816.96
7.2.110.0090.00616.90
7.2.100.0050.00816.86
7.2.90.0110.00317.09
7.2.80.0090.00316.93
7.2.70.0030.01317.00
7.2.60.0080.00817.10
7.2.50.0070.00517.04
7.2.40.0070.00816.91
7.2.30.0040.01116.87
7.2.20.0020.01016.91
7.2.10.0060.01017.03
7.2.00.0070.00717.64
7.1.330.0050.01115.56
7.1.320.0040.01215.71
7.1.310.0050.00915.88
7.1.300.0060.00815.67
7.1.290.0060.00915.82
7.1.280.0090.00415.73
7.1.270.0110.00015.82
7.1.260.0020.01315.81
7.1.250.0050.00915.69
7.1.240.0030.00515.49
7.1.230.0040.00415.96
7.1.220.0090.00316.02
7.1.210.0070.00715.55
7.1.200.0070.00715.66
7.1.190.0080.00415.68
7.1.180.0030.00715.96
7.1.170.0060.00815.80
7.1.160.0100.00615.77
7.1.150.0060.00915.86
7.1.140.0040.00915.68
7.1.130.0090.00315.47
7.1.120.0030.00915.92
7.1.110.0060.00615.78
7.1.100.0040.00417.11
7.1.90.0040.00715.98
7.1.80.0090.00615.64
7.1.70.0030.00616.41
7.1.60.0090.01117.77
7.1.50.0110.00416.36
7.1.40.0030.01015.68
7.1.30.0000.00915.46
7.1.20.0090.00615.80
7.1.10.0080.00815.76
7.1.00.0080.03818.95
7.0.330.0000.01315.45
7.0.320.0040.01115.41
7.0.310.0060.00615.39
7.0.300.0000.00915.28
7.0.290.0040.01115.58
7.0.280.0060.00315.62
7.0.270.0060.00915.20
7.0.260.0080.00415.35
7.0.250.0030.00615.51
7.0.240.0000.01315.51
7.0.230.0040.01115.50
7.0.220.0080.00415.50
7.0.210.0000.01115.49
7.0.200.0040.00616.26
7.0.190.0060.00915.55
7.0.180.0030.01415.50
7.0.170.0100.00315.33
7.0.160.0140.00015.36
7.0.150.0040.00415.56
7.0.140.0020.04318.80
7.0.130.0030.01315.50
7.0.120.0030.01215.43
7.0.110.0080.00815.54
7.0.100.0030.00515.57
7.0.90.0030.01315.52
7.0.80.0030.00915.17
7.0.70.0030.00915.46
7.0.60.0100.04217.69
7.0.50.0050.04616.77
7.0.40.0070.04216.81
7.0.30.0150.02516.78
7.0.20.0130.04816.73
7.0.10.0100.02916.77
7.0.00.0060.04816.76
5.6.400.0000.01214.28
5.6.390.0000.01314.40
5.6.380.0090.00614.61
5.6.370.0100.00014.29
5.6.360.0070.00714.37
5.6.350.0060.00614.38
5.6.340.0030.00714.35
5.6.330.0060.00314.80
5.6.320.0090.00314.25
5.6.310.0150.00314.76
5.6.300.0060.00914.50
5.6.290.0000.00914.69
5.6.280.0080.03717.82
5.6.270.0030.00914.59
5.6.260.0070.01014.38
5.6.250.0000.01314.54
5.6.240.0070.00714.41
5.6.230.0080.00614.54
5.6.220.0030.01314.70
5.6.210.0100.03217.60
5.6.200.0030.05016.31
5.6.190.0140.03217.65
5.6.180.0170.04317.53
5.6.170.0130.02617.48
5.6.160.0070.04017.46
5.6.150.0090.04316.36
5.6.140.0070.03016.30
5.6.130.0060.04416.39
5.6.120.0080.04317.93
5.6.110.0080.03717.77
5.6.100.0150.02817.67
5.6.90.0120.02017.81
5.6.80.0050.03617.30
5.6.70.0180.04217.29
5.6.60.0000.01414.48
5.6.50.0080.00314.21
5.6.40.0040.01114.37
5.6.30.0000.01414.45
5.6.20.0040.01114.54
5.6.10.0030.01014.41
5.6.00.0040.00814.20
5.5.380.0030.01014.54
5.5.370.0060.00914.55
5.5.360.0060.00314.17
5.5.350.0200.04217.32
5.5.340.0070.03316.14
5.5.330.0060.02617.18
5.5.320.0120.02517.30
5.5.310.0100.03017.50
5.5.300.0050.04716.39
5.5.290.0070.04016.20
5.5.280.0100.04217.73
5.5.270.0000.03417.65
5.5.260.0100.04317.62
5.5.250.0070.04717.36
5.5.240.0080.04117.25
5.5.230.0040.01114.29
5.5.220.0030.00714.13
5.5.210.0100.00314.17
5.5.200.0090.00614.53
5.5.190.0040.01114.50
5.5.180.0060.00914.21
5.5.170.0030.01414.42
5.5.160.0000.01314.60
5.5.150.0090.00314.37
5.5.140.0090.00614.53
5.5.130.0030.01114.34
5.5.120.0040.01214.42
5.5.110.0030.01314.53
5.5.100.0060.00614.53
5.5.90.0070.00714.51
5.5.80.0040.01114.47
5.5.70.0000.01314.61
5.5.60.0030.00914.41
5.5.50.0070.00714.30
5.5.40.0030.01014.46
5.5.30.0070.00414.25
5.5.20.0000.01414.15
5.5.10.0060.00614.37
5.5.00.0000.01314.50
5.4.450.0280.02316.06
5.4.440.0130.02816.08
5.4.430.0110.03015.97
5.4.420.0130.02516.06
5.4.410.0130.02215.85
5.4.400.0080.02815.60
5.4.390.0050.03715.74
5.4.380.0100.03615.59
5.4.370.0090.01915.59
5.4.360.0050.02015.60
5.4.350.0110.02112.36
5.4.340.0080.02512.36
5.4.330.0030.00312.71
5.4.320.0050.02612.61
5.4.310.0070.02412.60
5.4.300.0050.02312.61
5.4.290.0060.02112.60
5.4.280.0050.02212.55
5.4.270.0090.01712.55
5.4.260.0070.01912.55
5.4.250.0050.02112.55
5.4.240.0060.02612.55
5.4.230.0070.02112.55
5.4.220.0040.02112.55
5.4.210.0020.02212.55
5.4.200.0040.02412.55
5.4.190.0060.01812.55
5.4.180.0050.02112.55
5.4.170.0050.02012.55
5.4.160.0050.02112.55
5.4.150.0060.02112.54
5.4.140.0070.02012.39
5.4.130.0070.01812.38
5.4.120.0120.01512.36
5.4.110.0040.02012.36
5.4.100.0050.02112.36
5.4.90.0050.02312.36
5.4.80.0040.02412.36
5.4.70.0060.02012.36
5.4.60.0050.02112.36
5.4.50.0020.02412.36
5.4.40.0040.02212.35
5.4.30.0060.02012.35
5.4.20.0040.02212.35
5.4.10.0060.01912.35
5.4.00.0020.02412.10
5.3.290.0040.02912.75
5.3.280.0030.02412.71
5.3.270.0040.02212.72
5.3.260.0050.02112.71
5.3.250.0060.02112.71
5.3.240.0060.02212.71
5.3.230.0060.02212.71
5.3.220.0040.02012.70
5.3.210.0070.02012.69
5.3.200.0050.02112.69
5.3.190.0070.02012.69
5.3.180.0040.02612.69
5.3.170.0050.02212.69
5.3.160.0060.02112.69
5.3.150.0060.01912.69
5.3.140.0070.02012.68
5.3.130.0070.02112.68
5.3.120.0040.02212.68
5.3.110.0060.02212.68
5.3.100.0050.02112.41
5.3.90.0050.02412.40
5.3.80.0040.02212.40
5.3.70.0080.02012.40
5.3.60.0030.02312.39
5.3.50.0070.01812.36
5.3.40.0040.02212.36
5.3.30.0040.02112.34
5.3.20.0040.02112.23
5.3.10.0040.02212.22
5.3.00.0030.02312.21
5.2.170.0040.0319.21
5.2.160.0060.0309.21
5.2.150.0060.0299.21
5.2.140.0060.0309.21
5.2.130.0060.0299.17
5.2.120.0050.0299.17
5.2.110.0040.0329.18
5.2.100.0050.0289.17
5.2.90.0040.0299.17
5.2.80.0080.0279.17
5.2.70.0070.0329.17
5.2.60.0030.0319.13
5.2.50.0060.0289.09
5.2.40.0060.0279.07
5.2.30.0030.0329.04
5.2.20.0060.0299.04
5.2.10.0080.0258.94
5.2.00.0050.0328.80
5.1.60.0070.0268.09
5.1.50.0060.0248.08
5.1.40.0060.0268.06
5.1.30.0040.0328.41
5.1.20.0020.0298.43
5.1.10.0060.0248.16
5.1.00.0050.0258.16
5.0.50.0030.0226.63
5.0.40.0040.0196.50
5.0.30.0040.0316.31
5.0.20.0050.0186.27
5.0.10.0060.0176.25
5.0.00.0060.0286.25
4.4.90.0060.0184.78
4.4.80.0040.0144.76
4.4.70.0010.0184.75
4.4.60.0040.0154.75
4.4.50.0040.0154.77
4.4.40.0060.0224.71
4.4.30.0040.0164.76
4.4.20.0030.0164.85
4.4.10.0030.0164.85
4.4.00.0020.0274.76
4.3.110.0020.0174.67
4.3.100.0020.0164.67
4.3.90.0020.0154.64
4.3.80.0050.0234.58
4.3.70.0030.0144.63
4.3.60.0000.0184.62
4.3.50.0040.0144.63
4.3.40.0020.0254.54
4.3.30.0020.0163.30
4.3.20.0020.0163.28
4.3.10.0030.0153.24
4.3.00.0100.01714.88

preferences:
38.49 ms | 401 KiB | 5 Q