3v4l.org

run code in 300+ PHP versions simultaneously
<?php function calcNextFib($max, $cur = 0, $old = 1) { echo $cur . PHP_EOL; $tmpCur = $cur; $cur = $old + $cur; $old = $tmpCur; if ($cur > $max) { return; } else { return calcNextFib($max, $cur, $old); } } //echo calcNextFib(317811); function fibonacci ($n) { if ($n == 1 || $n == 2) { return 1; } else { return fibonacci( $n - 1)+fibonacci( $n - 2 ); } } for ($i = 0; $i < 10; $i++) { echo fibonacci($i); }

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)
8.3.40.0350.01944.88
8.3.30.0270.01344.89
8.3.20.0200.00346.25
8.3.10.0210.00949.86
8.3.00.0170.00745.57
8.2.170.0300.01044.91
8.2.160.0290.01046.36
8.2.150.0240.01044.77
8.2.140.0240.00749.26
8.2.130.0090.00946.04
8.2.120.0180.00743.50
8.2.110.0180.00646.35
8.2.100.0220.01043.91
8.2.90.0180.00445.21
8.2.80.0070.01443.50
8.2.70.0150.00643.63
8.2.60.0170.00343.93
8.2.50.0170.00743.48
8.2.40.0120.00945.11
8.2.30.0210.00444.42
8.2.20.0090.01243.47
8.2.10.0070.01344.00
8.2.00.0000.01843.97
8.1.270.0180.01150.23
8.1.260.0230.01747.34
8.1.250.0190.00348.17
8.1.240.0320.00748.16
8.1.230.0200.01346.81
8.1.220.0170.00343.91
8.1.210.0100.01043.48
8.1.200.0160.00643.47
8.1.190.0170.00343.47
8.1.180.0130.00743.66
8.1.170.0140.01044.70
8.1.160.0170.00347.95
8.1.150.0150.00444.87
8.1.140.0040.01543.45
8.1.130.0160.00343.75
8.1.120.0130.00743.43
8.1.110.0100.01043.44
8.1.100.0190.00043.41
8.1.90.0110.00743.41
8.1.80.0100.01043.53
8.1.70.0090.00943.48
8.1.60.0160.00643.53
8.1.50.0120.00943.43
8.1.40.0220.00343.56
8.1.30.0130.01043.72
8.1.20.0150.00643.73
8.1.10.0190.01673.17
8.1.00.0230.01373.16
8.0.300.0240.00773.97
8.0.290.0220.01172.47
8.0.280.0280.00674.10
8.0.270.0190.01372.83
8.0.260.0170.01472.85
8.0.250.0140.01872.55
8.0.240.0230.01072.52
8.0.230.0140.01772.36
8.0.220.0240.00772.38
8.0.210.0190.01372.52
8.0.200.0200.01072.50
8.0.190.0260.01072.57
8.0.180.0230.01372.36
8.0.170.0230.01672.43
8.0.160.0230.01372.55
8.0.150.0160.01972.41
8.0.140.0280.00772.44
8.0.130.0360.023121.81
8.0.120.0170.02072.43
8.0.110.0260.01072.34
8.0.100.0190.01672.27
8.0.90.0200.01672.36
8.0.80.0610.03372.45
8.0.70.0220.01372.37
8.0.60.0180.01872.40
8.0.50.0350.00072.54
8.0.30.0560.02072.54
8.0.20.0600.02972.53
8.0.10.0220.01372.55
8.0.00.0520.03272.29
7.4.330.0160.00971.78
7.4.320.0190.01372.20
7.4.300.0220.00972.17
7.4.290.0300.00772.01
7.4.280.0270.01072.02
7.4.270.0220.01371.95
7.4.260.0210.01472.10
7.4.250.0320.00672.05
7.4.240.0180.01572.03
7.4.230.0260.01071.98
7.4.220.0650.02972.05
7.4.210.0480.02172.10
7.4.200.0250.00972.23
7.4.160.0610.02772.01
7.4.150.0620.02972.19
7.4.140.0700.02472.16
7.4.130.0660.02572.06
7.4.120.0520.03172.06
7.4.110.0700.01672.16
7.4.100.0730.04372.02
7.4.90.0650.03872.02
7.4.80.0650.02471.89
7.4.70.0560.03071.86
7.4.60.0620.06072.12
7.4.50.0280.01671.77
7.4.40.0690.02372.21
7.4.30.0660.03372.06
7.4.10.0210.03970.81
7.4.00.0380.02670.75
7.3.330.0320.029121.59
7.3.320.0390.019121.75
7.3.310.0240.01471.95
7.3.300.0220.01271.73
7.3.290.0220.01371.83
7.3.280.0560.04971.82
7.3.270.0590.06971.76
7.3.260.0620.02871.94
7.3.240.0560.02971.89
7.3.230.0530.04072.01
7.3.210.0650.02871.96
7.3.200.0730.04272.05
7.3.190.0530.05972.10
7.3.180.0640.02072.08
7.3.170.0630.02071.95
7.3.160.0810.03371.95
7.3.130.0520.02670.59
7.3.120.0330.03470.54
7.3.110.0460.02870.55
7.3.100.0280.03170.22
7.3.90.0320.02970.33
7.3.80.0360.02270.50
7.3.70.0290.02270.32
7.3.60.0250.03370.37
7.3.50.0270.02570.47
7.3.40.0260.02570.40
7.3.30.0360.02170.34
7.3.20.0210.02478.65
7.3.10.0120.02478.58
7.3.00.0110.01878.58
7.2.330.0730.01371.95
7.2.320.0570.03872.23
7.2.310.0540.03472.18
7.2.300.0560.02672.07
7.2.290.0460.04372.36
7.2.260.0430.03370.43
7.2.250.0340.03370.63
7.2.240.0340.02570.63
7.2.230.0340.03370.36
7.2.220.0290.03470.50
7.2.210.0290.03270.58
7.2.200.0240.02870.49
7.2.190.0240.03670.50
7.2.180.0280.02970.62
7.2.170.0240.03570.44
7.2.160.0260.02970.52
7.2.150.0090.02578.57
7.2.140.0070.02578.46
7.2.130.0130.02078.84
7.2.120.0170.03778.50
7.2.110.0100.02778.79
7.2.100.0150.01578.69
7.2.90.0210.01478.67
7.2.80.0210.02078.88
7.2.70.0090.02278.42
7.2.60.1270.02278.63
7.2.50.0030.03378.88
7.2.40.0130.01978.97
7.2.30.0060.02678.75
7.2.20.0100.02778.80
7.2.10.0120.02678.81
7.2.00.0560.01979.72
7.1.330.0120.03077.95
7.1.320.0200.03277.66
7.1.310.0190.03377.76
7.1.300.0070.03977.70
7.1.290.0090.04077.62
7.1.280.0120.03577.79
7.1.270.0130.03577.73
7.1.260.0130.03077.78
7.1.250.0160.03677.75
7.1.240.0200.03777.78
7.1.230.0140.04477.84
7.1.220.0200.02377.37
7.1.210.0140.03777.77
7.1.200.0720.02877.63
7.1.190.0110.03577.74
7.1.180.0100.04177.86
7.1.170.0070.03277.70
7.1.160.0130.02977.66
7.1.150.0100.03877.91
7.1.140.0130.03277.48
7.1.130.0070.03877.62
7.1.120.0100.04077.79
7.1.110.0130.04677.66
7.1.100.2290.02978.68
7.1.90.0200.03477.57
7.1.80.0130.03077.80
7.1.70.0240.02778.20
7.1.60.0190.02178.28
7.1.50.0630.03478.20
7.1.40.0170.02777.84
7.1.30.0070.03977.78
7.1.20.0040.04377.51
7.1.10.0130.03677.84
7.1.00.0180.06080.99
7.0.330.0070.04077.54
7.0.320.0030.03677.18
7.0.310.0170.02077.56
7.0.300.0200.02677.18
7.0.290.0200.02377.23
7.0.280.0140.02777.18
7.0.270.0160.03677.32
7.0.260.0200.03077.24
7.0.250.0260.03277.21
7.0.240.0230.02377.52
7.0.230.0070.03677.58
7.0.220.0170.02777.48
7.0.210.0160.02977.37
7.0.200.1910.02774.07
7.0.190.0030.04477.36
7.0.180.0210.03877.63
7.0.170.0170.03477.47
7.0.160.0160.03277.34
7.0.150.0100.03277.46
7.0.140.0030.03777.41
7.0.130.0160.03277.18
7.0.120.0170.03077.58
7.0.110.0030.04577.36
7.0.100.0040.04477.61
7.0.90.0100.03777.62
7.0.80.0130.04077.39
7.0.70.0130.04577.64
7.0.60.0290.05376.44
7.0.50.0220.06975.42
7.0.40.0180.06616.86
7.0.30.0130.04316.92
7.0.20.0220.05816.87
7.0.10.0180.03616.85
7.0.00.0050.04716.86
5.6.400.0330.04779.23
5.6.390.0370.05179.19
5.6.380.0340.04079.17
5.6.370.0330.04279.15
5.6.360.0270.04879.37
5.6.350.0360.03679.04
5.6.340.0340.04778.96
5.6.330.0340.04878.93
5.6.320.0240.05478.97
5.6.310.0300.04979.14
5.6.300.0430.03378.91
5.6.290.0390.03679.23
5.6.280.0280.04082.26
5.6.270.0380.04579.18
5.6.260.0620.02679.12
5.6.250.0160.06778.97
5.6.240.0280.04978.86
5.6.230.0540.04079.02
5.6.220.0400.04078.86
5.6.210.0320.06882.13
5.6.200.0180.08780.96
5.6.190.0300.07582.23
5.6.180.0340.05682.06
5.6.170.0420.05582.04
5.6.160.0270.05782.12
5.6.150.0350.06780.92
5.6.140.0280.08280.98
5.6.130.0300.07880.96
5.6.120.0340.04582.44
5.6.110.0370.05882.25
5.6.100.0300.08082.38
5.6.90.0350.07582.23
5.6.80.0230.05581.95
5.6.70.2370.05582.13
5.6.60.0260.04679.09
5.6.50.0370.03779.24
5.6.40.0300.04078.96
5.6.30.0460.03978.77
5.6.20.0330.04078.85
5.6.10.0340.04178.62
5.6.00.0340.04178.77
5.5.380.0370.04778.87
5.5.370.0230.05978.81
5.5.360.0270.04478.57
5.5.350.0270.08181.89
5.5.340.0370.06780.83
5.5.330.0280.07681.79
5.5.320.1930.05081.94
5.5.310.0350.05281.83
5.5.300.0400.06580.72
5.5.290.0330.05380.77
5.5.280.0370.06782.16
5.5.270.0400.04782.14
5.5.260.0340.07582.28
5.5.250.0340.05982.00
5.5.240.0430.06381.81
5.5.230.0260.05578.72
5.5.220.0430.03378.91
5.5.210.0430.03378.95
5.5.200.0370.05778.75
5.5.190.0370.04079.10
5.5.180.0340.03778.46
5.5.170.0330.04078.80
5.5.160.0320.04579.07
5.5.150.0450.03978.39
5.5.140.0470.05079.01
5.5.130.0370.03778.87
5.5.120.0300.04079.20
5.5.110.0400.03679.06
5.5.100.0410.04178.49
5.5.90.0260.05978.75
5.5.80.0430.03978.72
5.5.70.0340.05478.52
5.5.60.0300.04078.71
5.5.50.0290.04278.93
5.5.40.0240.06178.86
5.5.30.0300.06078.93
5.5.20.0370.04378.95
5.5.10.0470.03078.75
5.5.00.0330.04078.97
5.4.450.0610.08379.87
5.4.440.0710.05679.81
5.4.430.0490.07279.78
5.4.420.0630.06879.97
5.4.410.0650.06879.82
5.4.400.0680.05779.61
5.4.390.0800.06679.60
5.4.380.0720.06079.67
5.4.370.0550.07779.47
5.4.360.0800.06979.79
5.4.350.0680.07179.75
5.4.340.0800.07079.81
5.4.330.0400.03375.82
5.4.320.0850.06279.72
5.4.310.0890.06879.59
5.4.300.0810.07379.73
5.4.290.0650.08079.69
5.4.280.0700.06179.76
5.4.270.0530.07079.47
5.4.260.0730.06579.59
5.4.250.0730.06379.61
5.4.240.0520.06479.54
5.4.230.0610.06779.58
5.4.220.0750.06379.62
5.4.210.0550.07079.71
5.4.200.0470.06579.82
5.4.190.0600.06179.66
5.4.180.0750.07079.58
5.4.170.0610.07079.61
5.4.160.0730.06779.77
5.4.150.0880.06979.83
5.4.140.0830.07978.39
5.4.130.0630.06478.40
5.4.120.0660.07178.45
5.4.110.0730.07878.35
5.4.100.0800.06378.26
5.4.90.0820.06278.38
5.4.80.0550.05178.33
5.4.70.0330.05878.40
5.4.60.0280.04978.34
5.4.50.0300.05378.38
5.4.40.0280.04678.29
5.4.30.0180.06178.45
5.4.20.0420.06278.33
5.4.10.0370.06375.66
5.4.00.0360.05875.52

preferences:
47.26 ms | 400 KiB | 5 Q