3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo nek(2); function nek($i) { if ($i <= 1) return 1; return $i * nek($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)
8.3.60.0500.02072.35
8.3.50.0430.02275.10
8.3.40.0370.01044.53
8.3.30.0320.00645.19
8.3.20.0140.00746.29
8.3.10.0130.00749.43
8.3.00.0190.00647.04
8.2.180.0740.02772.50
8.2.170.0280.01444.52
8.2.160.0200.02046.39
8.2.150.0190.00445.02
8.2.140.0160.00746.35
8.2.130.0120.00050.10
8.2.120.0090.00349.96
8.2.110.0160.00647.92
8.2.100.0280.00745.29
8.2.90.0120.00943.63
8.2.80.0130.00744.97
8.2.70.0100.01043.80
8.2.60.0140.00743.80
8.2.50.0200.00043.38
8.2.40.0220.00646.17
8.2.30.0130.00743.87
8.2.20.0060.01343.59
8.2.10.0080.01143.90
8.2.00.0190.01043.54
8.1.280.0430.01774.40
8.1.270.0140.00749.30
8.1.260.0230.00044.89
8.1.250.0090.00949.55
8.1.240.0100.01347.60
8.1.230.0310.00345.16
8.1.220.0160.00343.54
8.1.210.0150.00643.11
8.1.200.0120.00943.10
8.1.190.0250.00643.00
8.1.180.0140.00743.13
8.1.170.0140.00744.71
8.1.160.0190.00047.96
8.1.150.0180.00344.50
8.1.140.0090.00943.20
8.1.130.0060.01343.79
8.1.120.0150.00443.37
8.1.110.0170.00343.27
8.1.100.0150.00443.33
8.1.90.0120.00643.28
8.1.80.0170.00043.30
8.1.70.0180.00443.31
8.1.60.0150.00643.56
8.1.50.0170.00343.57
8.1.40.0150.00643.51
8.1.30.0140.00743.50
8.1.20.0140.00743.59
8.1.10.0210.01273.10
8.1.00.0220.01273.02
8.0.300.0330.01675.60
8.0.290.0290.00772.38
8.0.280.0280.00373.83
8.0.270.0240.01072.73
8.0.260.0170.01472.30
8.0.250.0130.01772.32
8.0.240.0240.01072.39
8.0.230.0190.01372.46
8.0.220.0180.01272.20
8.0.210.0210.01172.21
8.0.200.0300.00372.30
8.0.190.0170.01772.36
8.0.180.0270.00772.26
8.0.170.0250.00972.41
8.0.160.0270.00772.38
8.0.150.0130.03072.26
8.0.140.0140.02072.22
8.0.130.0610.010121.76
8.0.120.0310.00372.23
8.0.110.0160.01672.30
8.0.100.0220.01072.13
8.0.90.0230.01072.16
8.0.80.0420.02672.27
8.0.70.0130.02072.19
8.0.60.0330.00072.34
8.0.50.0230.01072.14
8.0.30.0620.02072.45
8.0.20.0610.02572.58
8.0.10.0220.00972.38
8.0.00.0620.02872.06
7.4.330.0120.00973.26
7.4.320.0140.01772.02
7.4.300.0190.01371.99
7.4.290.0260.00771.85
7.4.280.0230.00771.95
7.4.270.0200.01071.95
7.4.260.0390.01372.07
7.4.250.0200.01671.81
7.4.240.0260.00871.95
7.4.230.0210.01171.83
7.4.220.1240.02771.90
7.4.210.0470.02172.08
7.4.200.0160.01672.14
7.4.190.0260.00672.21
7.4.160.0390.03971.82
7.4.150.0520.03371.99
7.4.140.0490.03471.99
7.4.130.0570.02571.95
7.4.120.0560.03372.04
7.4.110.0590.02071.93
7.4.100.0540.02971.78
7.4.90.0490.03371.84
7.4.80.0530.04071.80
7.4.70.0790.02572.19
7.4.60.0570.02271.93
7.4.50.0310.00771.98
7.4.40.0290.02671.56
7.4.30.0550.02371.87
7.4.00.0320.02270.53
7.3.330.0320.023121.56
7.3.320.0440.010121.65
7.3.310.0260.00771.66
7.3.300.0200.01371.82
7.3.290.0490.02371.74
7.3.280.0580.02571.81
7.3.270.0580.02371.82
7.3.260.0670.02072.02
7.3.250.0750.02371.86
7.3.240.0420.03971.85
7.3.230.0620.01671.70
7.3.210.0490.03871.87
7.3.200.0510.03272.20
7.3.190.0650.04372.05
7.3.180.0480.03171.83
7.3.170.0590.03671.88
7.3.160.0390.04271.73
7.3.120.0510.01570.34
7.3.110.0360.03070.51
7.3.100.0230.03070.60
7.3.90.0370.01770.14
7.3.80.0360.01670.52
7.3.70.0360.01670.11
7.3.60.0330.02070.39
7.3.50.0180.02570.04
7.3.40.0180.02270.39
7.3.30.0210.02170.21
7.3.20.0030.01778.44
7.3.10.0120.01278.48
7.3.00.0200.01078.63
7.2.330.0620.02372.17
7.2.320.0690.03372.04
7.2.310.0660.03672.09
7.2.300.0610.04472.20
7.2.290.0580.02472.19
7.2.250.0240.03770.63
7.2.240.0240.04570.45
7.2.230.0420.01370.50
7.2.220.0290.02270.52
7.2.210.0300.02670.39
7.2.200.0410.01770.65
7.2.190.0300.01070.41
7.2.180.0270.01470.56
7.2.170.0170.02470.34
7.2.60.1410.01778.60
7.2.00.1640.01381.04
7.1.330.0190.02277.68
7.1.320.0070.02977.37
7.1.310.0130.02777.63
7.1.300.0100.02377.69
7.1.290.0160.02277.85
7.1.280.0140.02077.76
7.1.270.0130.02577.58
7.1.260.0260.02377.87
7.1.200.0910.01377.77
7.1.101.7000.01373.00
7.1.70.1750.02378.83
7.1.60.0700.03778.95
7.1.50.0350.02478.64
7.1.00.0100.08784.26
7.0.201.2230.00771.90
7.0.140.0130.08084.08
7.0.100.0230.10375.63
7.0.90.0370.09375.71
7.0.80.0330.10075.57
7.0.70.0470.05075.43
7.0.60.0500.08075.50
7.0.50.0600.07775.97
7.0.40.0230.08019.99
7.0.30.0170.09020.05
7.0.20.0270.08019.95
7.0.10.0170.10020.05
7.0.00.0200.08720.00
5.6.280.0270.09385.63
5.6.250.0270.11085.26
5.6.240.0400.09085.21
5.6.230.0300.09785.32
5.6.220.0200.10085.40
5.6.210.0330.10385.41
5.6.200.0270.13785.61
5.6.190.0400.08785.62
5.6.180.0370.09085.59
5.6.170.0500.09785.67
5.6.160.0330.09785.66
5.6.150.0300.10085.77
5.6.140.0330.10785.66
5.6.130.0500.07085.77
5.6.120.0470.08085.70
5.6.110.0430.08785.79
5.6.100.0170.06785.73
5.6.90.0330.09085.65
5.6.80.0400.11785.09
5.6.70.0400.07785.14
5.6.60.0330.10085.20
5.6.50.0430.09385.13
5.6.40.0430.09385.13
5.6.30.0430.08384.96
5.6.20.0300.10085.02
5.6.10.0430.08385.12
5.6.00.0230.09084.94
5.5.380.0430.11085.16
5.5.370.0300.10085.05
5.5.360.0500.09085.06
5.5.350.0230.08785.11
5.5.340.0500.09085.58
5.5.330.0470.08385.49
5.5.320.0330.10085.54
5.5.310.0230.11385.43
5.5.300.0400.06085.46
5.5.290.0400.08085.59
5.5.280.0330.11085.57
5.5.270.0330.10785.56
5.5.260.0330.10385.41
5.5.250.0370.09385.20
5.5.240.0400.09384.86
5.5.230.0400.08084.88
5.5.220.0230.10784.93
5.5.210.0430.09784.84
5.5.200.0230.08084.78
5.5.190.0100.12084.74
5.5.180.0330.09384.81
5.5.160.0630.05384.88
5.5.150.0330.08784.91
5.5.140.0530.08384.81
5.5.130.0330.06784.89
5.5.120.0200.08084.94
5.5.110.0330.09784.80
5.5.100.0330.06084.73
5.5.90.0300.10384.82
5.5.80.0400.10084.80
5.5.70.0470.09084.80
5.5.60.0400.08384.72
5.5.50.0400.07384.59
5.5.40.0430.09084.77
5.5.30.0330.09084.75
5.5.20.0230.09384.71
5.5.10.0370.08784.67
5.5.00.0370.10784.71
5.4.450.0370.06383.82
5.4.440.0330.09084.06
5.4.430.0330.09083.99
5.4.420.0370.09383.98
5.4.410.0270.10084.02
5.4.400.0500.10083.75
5.4.390.0230.07083.68
5.4.380.0400.08783.49
5.4.370.0330.08783.75
5.4.360.0330.10783.73
5.4.350.0400.09383.76
5.4.340.0130.10383.66
5.4.320.0300.10083.70
5.4.310.0400.09083.64
5.4.300.0230.07083.66
5.4.290.0400.09383.69
5.4.280.0370.09383.54
5.4.270.0270.09083.49
5.4.260.0430.09383.53
5.4.250.0270.06083.74
5.4.240.0270.08783.50
5.4.230.0430.09083.69
5.4.220.0300.08083.85
5.4.210.0300.09083.73
5.4.200.0370.10383.66
5.4.190.0430.08783.66
5.4.180.0130.06383.63
5.4.170.0300.11083.81
5.4.160.0200.11783.68
5.4.150.0270.06383.80
5.4.140.0370.07381.06
5.4.130.0300.09381.05
5.4.120.0100.08081.13
5.4.110.0300.10381.04
5.4.100.0270.08081.19
5.4.90.0300.09081.14
5.4.80.0230.14780.96
5.4.70.0300.08381.00
5.4.60.0300.10081.02
5.4.50.0230.09380.95
5.4.40.0330.07081.16
5.4.30.0400.08380.99
5.4.20.0330.08781.16
5.4.10.0400.08381.09
5.4.00.0300.09780.49
5.3.290.0230.12078.54
5.3.280.0170.12778.43
5.3.270.0430.09378.45
5.3.260.0470.09378.47
5.3.250.0130.13378.34
5.3.240.0270.11778.34
5.3.230.0330.11378.35
5.3.220.0200.13378.26
5.3.210.0400.10778.45
5.3.200.0200.10778.30
5.3.190.0270.12378.32
5.3.180.0370.10778.25
5.3.170.0400.11078.34
5.3.160.0500.07778.39
5.3.150.0300.08378.26
5.3.140.0330.11778.30
5.3.130.0430.09778.32
5.3.120.0370.10778.32
5.3.110.0300.12078.39
5.3.100.0270.10377.77
5.3.90.0200.11377.93
5.3.80.0230.10777.70
5.3.70.0330.09777.76
5.3.60.0430.09377.68
5.3.50.0370.10777.57
5.3.40.0370.08377.67
5.3.30.0330.09077.68
5.3.20.0400.10077.40
5.3.10.0230.11377.50
5.3.00.0370.07077.33
5.2.170.0230.05723.36
5.2.160.0130.05723.37
5.2.150.0130.05323.66
5.2.140.0100.06723.27
5.2.130.0100.04323.33
5.2.120.0030.04023.28
5.2.110.0130.05723.35
5.2.100.0100.06723.25
5.2.90.0130.05323.28
5.2.80.0070.04023.28
5.2.70.0130.03723.36
5.2.60.0100.03323.17
5.2.50.0030.07023.43
5.2.40.0030.03323.29
5.2.30.0000.04023.23
5.2.20.0130.02723.25
5.2.10.0130.02723.87
5.2.00.0030.03023.23
5.1.60.0070.04023.41
5.1.50.0030.03023.17
5.1.40.0100.02723.25
5.1.30.0200.01723.52
5.1.20.0030.03723.82
5.1.10.0030.03023.48
5.1.00.0030.03023.43
5.0.50.0030.04721.20
5.0.40.0030.04320.98
5.0.30.0070.06020.89
5.0.20.0070.02320.73
5.0.10.0030.03320.86
5.0.00.0100.05034.06
4.4.90.0070.03714.69
4.4.80.0000.04014.75
4.4.70.0030.01314.64
4.4.60.0100.01314.63
4.4.50.0100.01714.73
4.4.40.0070.02014.71
4.4.30.0070.01714.68
4.4.20.0070.01714.71
4.4.10.0070.01314.78
4.4.00.0070.02314.66
4.3.110.0070.01316.19
4.3.100.0100.02716.04
4.3.90.0030.03016.00
4.3.80.0100.04321.38
4.3.70.0000.02015.91
4.3.60.0000.03015.99
4.3.50.0070.04016.02
4.3.40.0030.05716.50
4.3.30.0000.02015.26
4.3.20.0030.01313.36
4.3.10.0030.04015.19
4.3.00.0100.02715.20

preferences:
73.41 ms | 401 KiB | 5 Q