3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fibo_r($n){ return(($n < 2) ? 1 : fibo_r($n - 2) + fibo_r($n - 1)); } fibo_r(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)
8.3.60.0130.00716.75
8.3.50.0090.00722.89
8.3.40.0110.00418.54
8.3.30.0070.00719.04
8.3.20.0050.00220.29
8.3.10.0040.00423.52
8.3.00.0060.00319.38
8.2.180.0120.00318.05
8.2.170.0140.00722.96
8.2.160.0090.00620.39
8.2.150.0000.00924.18
8.2.140.0000.00824.66
8.2.130.0050.00226.16
8.2.120.0070.00021.16
8.2.110.0070.00420.39
8.2.100.0070.00417.97
8.2.90.0030.00619.09
8.2.80.0000.00817.97
8.2.70.0080.00017.50
8.2.60.0040.00417.68
8.2.50.0030.00618.07
8.2.40.0000.00919.82
8.2.30.0040.00417.94
8.2.20.0040.00417.55
8.2.10.0000.00717.81
8.2.00.0040.00417.57
8.1.280.0040.01125.92
8.1.270.0040.00423.70
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.22
8.1.230.0080.00319.15
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.01317.00
8.1.190.0040.00417.10
8.1.180.0070.00018.10
8.1.170.0080.00018.49
8.1.160.0050.00321.97
8.1.150.0000.00818.69
8.1.140.0070.00017.26
8.1.130.0030.00317.77
8.1.120.0040.00417.25
8.1.110.0070.00017.32
8.1.100.0000.00817.35
8.1.90.0000.00717.33
8.1.80.0000.00717.21
8.1.70.0040.00417.28
8.1.60.0050.00317.55
8.1.50.0080.00017.39
8.1.40.0030.00517.39
8.1.30.0040.00417.61
8.1.20.0030.00717.57
8.1.10.0040.00417.26
8.1.00.0040.00417.21
8.0.300.0040.00418.77
8.0.290.0030.00616.63
8.0.280.0000.00718.36
8.0.270.0070.00017.13
8.0.260.0080.00017.16
8.0.250.0000.00716.86
8.0.240.0080.00016.71
8.0.230.0030.00316.70
8.0.220.0000.00716.84
8.0.210.0000.00616.79
8.0.200.0030.00316.87
8.0.190.0030.00616.85
8.0.180.0000.00816.73
8.0.170.0040.00416.82
8.0.160.0040.00416.77
8.0.150.0030.00316.55
8.0.140.0040.00416.70
8.0.130.0000.00513.25
8.0.120.0040.00416.69
8.0.110.0080.00016.75
8.0.100.0040.00416.58
8.0.90.0030.00316.57
8.0.80.0030.01816.70
8.0.70.0040.00416.80
8.0.60.0040.00416.75
8.0.50.0020.00516.62
8.0.30.0090.01216.92
8.0.20.0110.01017.40
8.0.10.0000.00816.87
8.0.00.0070.01016.71
7.4.330.0000.00515.00
7.4.320.0000.00616.37
7.4.300.0000.00716.48
7.4.290.0000.00716.58
7.4.280.0040.00416.45
7.4.270.0030.00316.45
7.4.260.0000.00716.45
7.4.250.0030.00516.52
7.4.240.0040.00316.41
7.4.230.0040.00416.65
7.4.220.0030.01416.54
7.4.210.0040.01016.50
7.4.200.0030.00316.35
7.4.160.0120.00416.62
7.4.150.0140.00617.40
7.4.140.0120.00917.86
7.4.130.0100.00816.44
7.4.120.0110.01016.45
7.4.110.0090.00916.56
7.4.100.0060.01216.53
7.4.90.0100.00716.28
7.4.80.0130.00419.39
7.4.70.0130.00416.37
7.4.60.0110.00816.29
7.4.50.0000.00816.55
7.4.40.0060.01016.30
7.4.30.0120.00616.34
7.4.00.0100.00715.07
7.3.330.0050.00013.17
7.3.320.0060.00013.11
7.3.310.0070.00016.35
7.3.300.0070.00016.37
7.3.290.0110.00316.31
7.3.280.0120.00516.30
7.3.270.0060.01317.40
7.3.260.0140.01116.46
7.3.250.0160.00316.49
7.3.240.0070.01016.63
7.3.230.0130.00316.39
7.3.210.0150.00016.30
7.3.200.0060.01319.39
7.3.190.0100.00716.48
7.3.180.0090.00616.41
7.3.170.0130.00316.44
7.3.160.0140.00316.41
7.3.10.0040.00816.61
7.3.00.0060.00616.62
7.2.330.0120.00916.68
7.2.320.0070.01016.31
7.2.310.0120.01216.32
7.2.300.0150.00416.68
7.2.290.0030.01416.25
7.2.130.0060.00316.64
7.2.120.0030.01016.55
7.2.110.0030.00816.80
7.2.100.0030.00716.82
7.2.90.0080.00416.76
7.2.80.0030.00716.76
7.2.70.0080.00416.88
7.2.60.0030.01016.82
7.2.50.0060.00616.76
7.2.40.0060.00316.84
7.2.30.0070.00316.93
7.2.20.0040.00716.79
7.2.10.0040.00716.78
7.2.00.0050.00717.94
7.1.250.0040.00415.61
7.1.100.0050.00518.04
7.1.70.0070.00417.13
7.1.60.0040.02119.40
7.1.50.0070.01116.87
7.1.00.0030.07722.46
7.0.200.0030.00616.93
7.0.140.0070.06722.11
7.0.60.0000.08319.99
7.0.50.0030.07017.88
7.0.40.0030.07720.02
7.0.30.0330.07320.08
7.0.20.0370.07020.16
7.0.10.0100.07720.05
7.0.00.0070.08020.23
5.6.280.0030.07321.15
5.6.210.0170.07320.67
5.6.200.0070.08018.16
5.6.190.0200.07720.67
5.6.180.0300.04720.54
5.6.170.0230.07320.51
5.6.160.0070.08020.43
5.6.150.0100.07718.14
5.6.140.0030.04718.25
5.6.130.0030.06718.15
5.6.120.0170.04021.02
5.6.110.0170.07721.05
5.6.100.0000.05321.12
5.6.90.0100.06321.11
5.6.80.0070.06720.35
5.5.350.0170.04320.46
5.5.340.0100.07317.96
5.5.330.0130.04320.27
5.5.320.0230.03320.30
5.5.310.0200.04020.51
5.5.300.0070.04017.95
5.5.290.0070.05717.98
5.5.280.0100.05020.89
5.5.270.0070.06320.86
5.5.260.0070.04320.93
5.5.250.0100.09020.75
5.5.240.0100.07020.12
5.4.450.0400.04719.21
5.4.440.0370.06319.38
5.4.430.0330.07319.41
5.4.420.0330.07319.46
5.4.410.0370.06019.04
5.4.400.0330.07018.88
5.4.390.0330.04019.25
5.4.380.0400.06318.95
5.4.370.0330.07019.19
5.4.360.0330.07318.87
5.4.350.0400.05019.26
5.4.340.0370.03018.87
5.4.320.0370.03719.15
5.4.310.0230.05019.09
5.4.300.0430.07019.13
5.4.290.0430.06019.06
5.4.280.0200.04319.31
5.4.270.0300.03019.08
5.4.260.0300.03319.06
5.4.250.0230.04018.94
5.4.240.0230.03718.86
5.4.230.0270.03319.21
5.4.220.0300.03718.95
5.4.210.0270.03319.30
5.4.200.0230.04019.15
5.4.190.0300.03018.86
5.4.180.0300.03019.21
5.4.170.0230.03719.12
5.4.160.0300.03019.19
5.4.150.0270.05319.08
5.4.140.0200.04316.50
5.4.130.0200.03716.35
5.4.120.0300.03016.38
5.4.110.0270.03316.59
5.4.100.0230.03316.19
5.4.90.0300.03016.40
5.4.80.0230.04716.32
5.4.70.0230.03716.26
5.4.60.0200.04016.43
5.4.50.0300.04316.38
5.4.40.0430.04716.42
5.4.30.0270.04716.16
5.4.20.0200.04316.43
5.4.10.0430.05716.23
5.4.00.0300.07015.96
5.3.290.0270.06314.66
5.3.280.0300.03314.67
5.3.270.0270.04714.62
5.3.260.0200.04014.59
5.3.250.0300.03714.77
5.3.240.0200.04314.59
5.3.230.0230.03714.64
5.3.220.0200.04014.54
5.3.210.0270.03314.49
5.3.200.0330.06714.48
5.3.190.0270.03314.47
5.3.180.0200.04014.53
5.3.170.0330.03714.57
5.3.160.0270.03314.54
5.3.150.0230.04014.64
5.3.140.0470.05014.54
5.3.130.0330.07014.55
5.3.120.0330.07314.43
5.3.110.0330.04314.55
5.3.100.0330.03014.05
5.3.90.0500.05314.10
5.3.80.0500.03313.94
5.3.70.0370.04314.05
5.3.60.0430.03714.16
5.3.50.0300.04014.02
5.3.40.0330.05713.86
5.3.30.0230.05313.92
5.3.20.0270.04713.60
5.3.10.0300.05713.58
5.3.00.0430.05713.54
5.2.170.0200.05312.16
5.2.160.0200.04012.16
5.2.150.0300.05712.16
5.2.140.0270.05012.16
5.2.130.0030.05312.16
5.2.120.0100.03312.16
5.2.110.0170.05012.16
5.2.100.0170.03012.16
5.2.90.0200.03012.16
5.2.80.0200.03012.16
5.2.70.0270.05712.16
5.2.60.0400.04712.16
5.2.50.0170.03012.16
5.2.40.0230.05712.16
5.2.30.0330.04712.16
5.2.20.0300.05312.16
5.2.10.0270.05312.16
5.2.00.0200.06012.16
5.1.60.0200.03012.16
5.1.50.0170.03012.16
5.1.40.0200.02712.16
5.1.30.0270.02712.16
5.1.20.0230.02712.16
5.1.10.0200.04312.16
5.1.00.0200.05012.16
5.0.50.0130.04012.16
5.0.40.0130.02012.16
5.0.30.0130.06012.16
5.0.20.0130.04012.16
5.0.10.0170.04012.16
5.0.00.0130.03012.16
4.4.90.0130.03712.16
4.4.80.0100.01312.16
4.4.70.0100.02712.16
4.4.60.0100.03712.16
4.4.50.0130.02712.16
4.4.40.0070.03712.16
4.4.30.0100.01712.16
4.4.20.0230.03012.16
4.4.10.0170.03312.16
4.4.00.0200.04312.16
4.3.110.0130.02012.16
4.3.100.0130.01712.16
4.3.90.0130.03312.16
4.3.80.0100.02712.16
4.3.70.0130.03312.16
4.3.60.0100.02312.16
4.3.50.0170.03012.16
4.3.40.0170.04312.16
4.3.30.0070.02712.16
4.3.20.0030.01712.16
4.3.10.0030.01712.16
4.3.00.0030.02312.16

preferences:
38.55 ms | 401 KiB | 5 Q