3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=8; function fibonacci ($n) { if ($n == 0) { return 0; } else if ($n == 1) { return 1; } else { return fibonacci( $n - 1 ) + fibonacci( $n - 2 ); } } echo 'the' . $a/ 'term is ' .fibonacci($a) ; ?>

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)
8.3.60.0110.00418.41
8.3.50.0090.01121.88
8.3.40.0070.00718.97
8.3.30.0170.00019.03
8.3.20.0070.00020.29
8.3.10.0080.00021.96
8.3.00.0030.00719.25
8.2.180.0150.00416.50
8.2.170.0140.00722.96
8.2.160.0030.01020.43
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0030.00522.10
8.2.110.0060.00322.13
8.2.100.0000.01619.95
8.2.90.0040.00419.23
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0090.00017.93
8.2.50.0000.00818.07
8.2.40.0000.00718.03
8.2.30.0030.00618.06
8.2.20.0040.00417.68
8.2.10.0000.00718.20
8.2.00.0030.00517.92
8.1.280.0140.00725.92
8.1.270.0040.00422.04
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00422.08
8.1.230.0100.00019.28
8.1.220.0080.00017.79
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.22
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0000.00721.99
8.1.150.0070.00018.83
8.1.140.0040.00417.32
8.1.130.0030.00317.89
8.1.120.0070.00017.37
8.1.110.0070.00017.30
8.1.100.0040.00417.39
8.1.90.0070.00017.45
8.1.80.0030.00417.25
8.1.70.0050.00317.35
8.1.60.0050.00317.51
8.1.50.0080.00017.49
8.1.40.0080.00017.55
8.1.30.0060.00317.63
8.1.20.0030.00517.69
8.1.10.0080.00017.64
8.1.00.0040.00417.51
8.0.300.0060.00318.77
8.0.290.0030.00516.63
8.0.280.0070.00018.37
8.0.270.0000.00717.25
8.0.260.0030.00317.26
8.0.250.0000.00717.07
8.0.240.0080.00017.03
8.0.230.0000.00716.91
8.0.220.0000.00716.86
8.0.210.0000.00716.91
8.0.200.0040.00716.97
8.0.190.0000.00816.94
8.0.180.0040.00416.97
8.0.170.0080.00016.89
8.0.160.0000.00816.78
8.0.150.0030.00616.94
8.0.140.0080.00016.83
8.0.130.0050.00013.37
8.0.120.0000.00716.84
8.0.110.0070.00016.93
8.0.100.0000.00716.94
8.0.90.0000.00716.79
8.0.80.0090.00616.87
8.0.70.0050.00216.77
8.0.60.0080.00016.77
8.0.50.0040.00416.91
8.0.30.0120.01017.02
8.0.20.0110.00817.40
8.0.10.0080.00016.99
8.0.00.0110.00816.67
7.4.330.0050.00015.00
7.4.320.0000.00616.61
7.4.300.0030.00316.47
7.4.290.0040.00416.44
7.4.280.0000.00716.50
7.4.270.0000.00716.54
7.4.260.0030.00516.40
7.4.250.0050.00316.48
7.4.240.0020.00516.61
7.4.230.0080.00016.32
7.4.220.0030.01316.47
7.4.210.0070.00716.50
7.4.200.0030.00316.71
7.4.160.0080.00816.39
7.4.150.0130.01017.40
7.4.140.0080.00917.86
7.4.130.0100.00816.46
7.4.120.0100.01016.57
7.4.110.0040.01216.76
7.4.100.0120.00916.48
7.4.90.0180.00016.41
7.4.80.0090.00919.39
7.4.70.0090.00816.59
7.4.60.0060.00916.48
7.4.50.0060.00316.63
7.4.40.0070.01016.56
7.4.30.0100.00616.47
7.4.00.0050.01215.00
7.3.330.0020.00213.25
7.3.320.0060.00013.39
7.3.310.0030.00316.52
7.3.300.0030.00316.39
7.3.290.0040.01416.41
7.3.280.0060.01016.46
7.3.270.0090.00917.40
7.3.260.0150.01216.68
7.3.250.0100.00816.41
7.3.240.0100.01016.72
7.3.230.0080.00816.39
7.3.210.0100.01016.16
7.3.200.0060.01619.39
7.3.190.0100.01016.36
7.3.180.0060.00916.49
7.3.170.0120.00916.50
7.3.160.0090.00616.42
7.3.120.0000.01414.66
7.3.110.0030.01014.87
7.3.100.0030.01215.05
7.3.90.0100.00714.52
7.3.80.0030.01415.05
7.3.70.0000.00915.01
7.3.60.0090.00614.71
7.3.50.0000.01714.86
7.3.40.0040.00914.82
7.3.30.0090.00314.60
7.3.20.0120.00316.91
7.3.10.0110.01016.59
7.3.00.0100.00616.48
7.2.330.0100.00716.62
7.2.320.0090.00616.43
7.2.310.0030.01316.56
7.2.300.0140.00316.73
7.2.290.0120.00416.71
7.2.250.0090.00914.73
7.2.240.0030.01315.02
7.2.230.0070.01014.86
7.2.220.0090.00315.00
7.2.210.0060.00914.83
7.2.200.0120.00015.25
7.2.190.0070.01014.88
7.2.180.0000.01614.87
7.2.170.0100.00015.05
7.2.130.0100.00616.86
7.2.120.0130.00816.49
7.2.110.0190.00516.47
7.2.100.0180.00516.55
7.2.90.0090.00616.65
7.2.80.0020.01716.77
7.2.70.0090.01216.86
7.2.60.0140.00416.79
7.2.50.0020.01416.73
7.2.40.0120.00616.68
7.2.30.0090.00816.64
7.2.20.0110.00316.72
7.2.10.0100.01016.75
7.2.00.0160.00116.85
7.1.330.0090.00615.69
7.1.320.0070.00315.73
7.1.310.0040.00815.60
7.1.300.0110.00715.91
7.1.290.0100.01015.99
7.1.280.0030.00615.38
7.1.270.0030.01015.80
7.1.260.0060.00915.80
7.1.250.0130.00615.65
7.1.200.0040.00715.42
7.1.70.0000.00717.06
7.1.60.0100.01019.32
7.1.50.0060.00616.78
7.1.00.0000.07722.41
7.0.200.0030.00616.79
7.0.140.0030.06721.95
7.0.60.0070.08019.95
7.0.50.0100.07717.94
7.0.40.0070.08720.30
7.0.30.0470.07320.33
7.0.20.0430.07020.16
7.0.10.0070.04020.38
7.0.00.0130.07720.05
5.6.280.0070.07021.04
5.6.210.0030.04020.55
5.6.200.0130.07718.19
5.6.190.0070.04720.77
5.6.180.0300.03720.51
5.6.170.0270.04020.50
5.6.160.0070.08320.51
5.6.150.0100.04718.29
5.6.140.0030.08718.14
5.6.130.0070.03718.17
5.6.120.0070.07020.93
5.6.110.0070.05721.09
5.6.100.0030.08720.99
5.6.90.0070.07021.11
5.6.80.0030.03720.48
5.5.350.0200.07320.45
5.5.340.0030.05318.05
5.5.330.0030.04720.13
5.5.320.0270.04020.35
5.5.310.0270.06320.27
5.5.300.0100.07718.01
5.5.290.0070.06018.06
5.5.280.0070.08020.66
5.5.270.0030.07720.67
5.5.260.0130.07020.89
5.5.250.0070.07020.71
5.5.240.0300.07020.22
5.4.450.0300.03319.55
5.4.440.0930.03019.64
5.4.430.0300.04319.40
5.4.420.0630.00019.46
5.4.410.0630.00019.10
5.4.400.0630.00018.91
5.4.390.0600.00019.13
5.4.380.0630.00019.06
5.4.370.0630.00019.13
5.4.360.0600.00019.04
5.4.350.0870.00019.11
5.4.340.0100.03412.02
5.4.320.0070.03512.50
5.4.310.0110.03712.50
5.4.300.0060.03512.50
5.4.290.0090.03412.50
5.4.280.0040.03712.40
5.4.270.0090.03212.40
5.4.260.0060.03912.40
5.4.250.0080.03912.40
5.4.240.0070.03612.40
5.4.230.0080.03812.39
5.4.220.0060.03812.39
5.4.210.0050.03612.39
5.4.200.0080.03512.39
5.4.190.0060.03612.39
5.4.180.0020.03912.39
5.4.170.0060.03512.39
5.4.160.0060.03412.39
5.4.150.0050.03512.39
5.4.140.0040.03812.07
5.4.130.0090.03212.06
5.4.120.0090.03112.01
5.4.110.0060.03412.01
5.4.100.0060.03312.01
5.4.90.0110.03012.01
5.4.80.0090.03212.02
5.4.70.0070.03212.01
5.4.60.0070.03312.01
5.4.50.0070.03312.01
5.4.40.0030.03712.00
5.4.30.0100.04511.99
5.4.20.0070.03812.00
5.4.10.0080.03211.99
5.4.00.0060.03711.48
5.3.290.0110.03412.80
5.3.280.0060.03712.70
5.3.270.0080.03612.72
5.3.260.0070.03712.72
5.3.250.0070.03612.72
5.3.240.0090.03312.72
5.3.230.0030.03912.71
5.3.220.0100.04412.68
5.3.210.0060.03712.68
5.3.200.0060.03512.68
5.3.190.0100.03712.68
5.3.180.0050.03712.68
5.3.170.0100.03512.67
5.3.160.0040.03812.67
5.3.150.0040.03912.68
5.3.140.0080.03412.66
5.3.130.0060.03812.66
5.3.120.0080.03812.66
5.3.110.0060.03912.66
5.3.100.0080.03612.12
5.3.90.0060.03812.09
5.3.80.0090.03512.09
5.3.70.0070.03612.09
5.3.60.0020.04012.08
5.3.50.0050.04712.02
5.3.40.0050.03712.02
5.3.30.0080.03211.98
5.3.20.0060.03711.76
5.3.10.0030.04111.73
5.3.00.0070.03811.71
5.2.170.0090.0299.22
5.2.160.0050.0289.22
5.2.150.0060.0299.22
5.2.140.0030.0319.21
5.2.130.0060.0339.17
5.2.120.0050.0279.17
5.2.110.0050.0279.18
5.2.100.0040.0289.17
5.2.90.0060.0299.17
5.2.80.0070.0279.17
5.2.70.0070.0309.16
5.2.60.0040.0319.12
5.2.50.0050.0359.09
5.2.40.0030.0339.07
5.2.30.0040.0329.05
5.2.20.0060.0269.03
5.2.10.0050.0358.94
5.2.00.0020.0318.80
5.1.60.0060.0218.09
5.1.50.0030.0338.09
5.1.40.0080.0208.06
5.1.30.0040.0258.41
5.1.20.0060.0248.43
5.1.10.0030.0268.16
5.1.00.0020.0278.16
5.0.50.0060.0176.63
5.0.40.0050.0216.50
5.0.30.0020.0396.30
5.0.20.0070.0196.28
5.0.10.0050.0176.26
5.0.00.0040.0296.25
4.4.90.0040.0204.78
4.4.80.0020.0204.76
4.4.70.0040.0134.75
4.4.60.0050.0194.75
4.4.50.0020.0204.77
4.4.40.0040.0234.71
4.4.30.0020.0154.76
4.4.20.0050.0134.84
4.4.10.0020.0164.85
4.4.00.0020.0254.75
4.3.110.0010.0174.66
4.3.100.0010.0164.67
4.3.90.0070.0124.64
4.3.80.0030.0254.58
4.3.70.0010.0214.63
4.3.60.0040.0144.63
4.3.50.0040.0184.63
4.3.40.0050.0214.54
4.3.30.0040.0133.31
4.3.20.0020.0153.30
4.3.10.0000.0173.25
4.3.00.0070.01713.71

preferences:
40.56 ms | 401 KiB | 5 Q