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 < 100; $i++) { echo fibonacci($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)
8.3.60.0570.01772.38
8.3.50.0650.01471.95
8.3.40.0360.00344.77
8.3.30.0330.01044.71
8.3.20.0160.01346.38
8.3.10.0190.00049.57
8.3.00.0290.00343.93
8.2.180.0570.01072.50
8.2.170.0350.01744.79
8.2.160.0250.01346.36
8.2.150.0160.00744.72
8.2.140.0040.00849.82
8.2.130.0230.01645.74
8.2.120.0170.00743.59
8.2.110.0090.00649.94
8.2.100.0130.01345.13
8.2.90.0170.00345.22
8.2.80.0170.00743.48
8.2.70.0150.00643.50
8.2.60.0150.00943.68
8.2.50.0160.00643.63
8.2.40.0160.00745.40
8.2.30.0230.00643.76
8.2.20.0120.00843.47
8.2.10.0130.00643.87
8.2.00.0070.01143.96
8.1.280.0530.02071.63
8.1.270.0140.01450.18
8.1.260.0070.01446.81
8.1.250.0200.00348.14
8.1.240.0030.01748.92
8.1.230.0310.00043.48
8.1.220.0130.00643.77
8.1.210.0180.00343.48
8.1.200.0070.01743.48
8.1.190.0160.00643.35
8.1.180.0130.00643.41
8.1.170.0210.00744.02
8.1.160.0130.00648.02
8.1.150.0160.00344.87
8.1.140.0130.00743.50
8.1.130.0070.01143.75
8.1.120.0110.00743.42
8.1.110.0110.00843.49
8.1.100.0160.00343.41
8.1.90.0100.01043.41
8.1.80.0170.00643.39
8.1.70.0040.01543.50
8.1.60.0160.00643.54
8.1.50.0130.00843.49
8.1.40.0140.01843.54
8.1.30.0090.01243.67
8.1.20.0090.01243.48
8.1.10.0230.01373.19
8.1.00.0230.01373.07
8.0.300.0200.01073.79
8.0.290.0140.01872.50
8.0.280.0230.01073.97
8.0.270.0190.01372.79
8.0.260.0170.01372.84
8.0.250.0280.00472.55
8.0.240.0290.00372.47
8.0.230.0140.01772.49
8.0.220.0250.00672.43
8.0.210.0260.00672.29
8.0.200.0200.01072.55
8.0.190.0230.01372.55
8.0.180.0270.01072.36
8.0.170.0220.01672.39
8.0.160.0230.01372.53
8.0.150.0180.01872.44
8.0.140.0200.01672.32
8.0.130.0620.027121.80
8.0.120.0220.01672.43
8.0.110.0220.01472.38
8.0.100.0240.01072.39
8.0.90.0260.01072.32
8.0.80.0420.02672.35
8.0.70.0230.01372.29
8.0.60.0210.01472.42
8.0.50.0240.01072.30
8.0.30.0510.02372.68
8.0.20.0620.03172.65
8.0.10.0220.01472.58
8.0.00.0620.02372.29
7.4.330.0150.01171.65
7.4.320.0170.01472.01
7.4.300.0250.00772.13
7.4.290.0220.01372.10
7.4.280.0170.02072.00
7.4.270.0240.01072.16
7.4.260.0410.01072.02
7.4.250.0220.01672.11
7.4.240.0180.01672.05
7.4.230.0280.00772.18
7.4.220.0870.02072.19
7.4.210.0430.03572.09
7.4.200.0290.00671.90
7.4.160.0500.02772.27
7.4.150.0620.03671.99
7.4.140.0630.03172.00
7.4.130.0620.03972.07
7.4.120.0590.03872.01
7.4.110.0630.02072.23
7.4.100.0810.02672.02
7.4.90.0510.03472.09
7.4.80.0560.03072.03
7.4.70.0760.04672.13
7.4.60.0610.03272.04
7.4.50.0200.00372.09
7.4.40.0630.03772.12
7.4.30.0650.03572.11
7.4.00.0320.03570.67
7.3.330.0360.026121.72
7.3.320.0360.023121.66
7.3.310.0220.01371.75
7.3.300.0200.01471.78
7.3.290.0280.00671.85
7.3.280.0590.04971.83
7.3.270.0650.03271.94
7.3.260.0520.04371.91
7.3.250.0530.04871.97
7.3.240.0430.04371.98
7.3.230.0590.03372.09
7.3.210.0530.03472.05
7.3.200.0570.03272.18
7.3.190.0680.04271.95
7.3.180.0590.03071.84
7.3.170.0500.03071.98
7.3.160.0800.02671.86
7.2.330.0670.03072.20
7.2.320.0630.04171.93
7.2.310.0470.03772.06
7.2.300.0660.01771.84
7.2.290.0640.02371.88
7.2.60.1910.01778.59
7.2.00.2000.02981.11
7.1.200.1850.01677.66
7.1.101.2200.02375.46
7.1.70.0390.01678.71
7.1.60.0070.01779.02
7.1.50.0570.02378.69
7.1.00.0100.09384.22
7.0.200.3900.00770.57
7.0.60.0370.08775.55
7.0.50.0300.08073.46
7.0.40.0100.08720.14
7.0.30.0230.05020.33
7.0.20.0530.06020.25
7.0.10.0200.09720.06
7.0.00.0100.09720.12
5.6.280.0100.05385.74
5.6.210.0230.09385.34
5.6.200.0300.10082.86
5.6.190.0300.10785.11
5.6.180.0230.06785.17
5.6.170.0430.09785.07
5.6.160.0300.09785.13
5.6.150.0400.10082.87
5.6.140.0370.10382.82
5.6.130.0500.08782.83
5.6.120.0200.05385.70
5.6.110.0230.12785.84
5.6.100.0100.06385.75
5.6.90.0330.10085.68
5.6.80.0130.06085.11
5.6.70.4770.05785.09
5.5.350.0300.05085.07
5.5.340.0270.05082.64
5.5.330.0270.10084.86
5.5.320.4170.06084.84
5.5.310.0530.06384.94
5.5.300.0270.05082.70
5.5.290.0270.08782.66
5.5.280.0100.08385.48
5.5.270.0330.07385.50
5.5.260.0200.08385.68
5.5.250.0400.09385.40
5.5.240.0570.08084.83
5.4.450.1330.10784.23
5.4.440.1100.10084.08
5.4.430.1070.07784.08
5.4.420.1130.10783.81
5.4.410.1130.10083.88
5.4.400.1270.08083.61
5.4.390.1600.10383.73
5.4.380.1230.13083.69
5.4.370.1830.08083.70
5.4.360.1430.09783.49
5.4.350.1130.08783.98
5.4.340.1400.09383.75
5.4.320.1130.08083.80
5.4.310.1130.13083.48
5.4.300.1370.10083.82
5.4.290.1300.08783.91
5.4.280.1400.07083.48
5.4.270.1230.08783.69
5.4.260.0970.09083.49
5.4.250.1070.09383.79
5.4.240.1430.11083.79
5.4.230.1570.10383.93
5.4.220.1270.07383.66
5.4.210.1170.10083.69
5.4.200.1170.07783.87
5.4.190.1000.10383.87
5.4.180.1030.07083.48
5.4.170.1230.04783.79
5.4.160.1170.07783.63
5.4.150.1270.07083.59
5.4.140.0630.07381.26
5.4.130.1270.08381.21
5.4.120.0870.07381.03
5.4.110.0770.08381.33
5.4.100.1170.10381.14
5.4.90.1330.08380.95
5.4.80.1170.09081.21
5.4.70.0600.07781.22
5.4.60.0300.06081.03
5.4.50.0400.08081.24
5.4.40.0270.08781.07
5.4.30.0230.07081.13
5.4.20.0470.07781.07

preferences:
55.53 ms | 400 KiB | 5 Q