3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fact($x) { if ($x == 0 || $x == 1) { return $x; } else { return $x * (fact($x)); } } echo fact(3);

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)
8.3.60.0800.01373.37
8.3.50.0720.02572.28
8.3.40.0270.01444.75
8.3.30.0330.01344.88
8.3.20.0160.00646.46
8.3.10.0160.00647.89
8.3.00.0140.00445.72
8.2.180.0740.02472.51
8.2.170.0230.02044.69
8.2.160.0320.01646.36
8.2.150.0110.01144.60
8.2.140.0070.00750.16
8.2.130.0140.00346.24
8.2.120.0250.00043.50
8.2.110.0100.01048.04
8.2.100.0270.01343.78
8.2.90.0220.00045.13
8.2.80.0130.01043.50
8.2.70.0140.00743.63
8.2.60.0170.00743.93
8.2.50.0070.02043.63
8.2.40.0190.00645.46
8.2.30.0210.00344.39
8.2.20.0140.00743.57
8.2.10.0150.00943.97
8.2.00.0140.01343.78
8.1.280.0710.01672.00
8.1.270.0130.01046.39
8.1.260.0270.00748.55
8.1.250.0120.00649.47
8.1.240.0150.00949.37
8.1.230.0230.01043.70
8.1.220.0180.00443.66
8.1.210.0070.01343.35
8.1.200.0190.00643.23
8.1.190.0140.00743.35
8.1.180.0130.00743.72
8.1.170.0100.01344.59
8.1.160.0130.01048.01
8.1.150.0130.00644.84
8.1.140.0220.00443.43
8.1.130.0230.00043.62
8.1.120.0160.00643.32
8.1.110.0140.01043.40
8.1.100.0130.00743.45
8.1.90.0190.00343.43
8.1.80.0130.01043.40
8.1.70.0140.00743.41
8.1.60.0230.00343.45
8.1.50.0130.01043.39
8.1.40.0180.00943.35
8.1.30.0140.01443.61
8.1.20.0070.01743.55
8.1.10.0200.02373.03
8.1.00.0250.01272.94
8.0.300.0270.01072.41
8.0.290.0250.01472.50
8.0.280.0300.01073.91
8.0.270.0320.01172.73
8.0.260.0240.01772.79
8.0.250.0270.01072.46
8.0.240.0230.01772.33
8.0.230.0270.01472.41
8.0.220.0380.00372.40
8.0.210.0230.01072.36
8.0.200.0160.02572.46
8.0.190.0330.01372.28
8.0.180.0210.02472.41
8.0.170.0360.01772.30
8.0.160.0210.01472.42
8.0.150.0370.01072.30
8.0.140.0340.00772.37
8.0.130.0620.031121.76
8.0.120.0210.02172.32
8.0.110.0220.01372.34
8.0.100.0100.02372.19
8.0.90.0290.01472.19
8.0.80.0570.02372.32
8.0.70.0160.02372.24
8.0.60.0280.01172.29
8.0.50.0280.00772.37
8.0.30.0450.03772.52
8.0.20.0570.02972.30
8.0.10.0190.01672.49
8.0.00.0580.03172.15
7.4.330.0350.00769.62
7.4.320.0210.02171.96
7.4.300.0290.00071.86
7.4.290.0490.00771.89
7.4.280.0480.01372.05
7.4.270.0280.01671.91
7.4.260.0260.02371.92
7.4.250.0270.01071.91
7.4.240.0200.01871.94
7.4.230.0160.01971.95
7.4.220.0760.05371.89
7.4.210.0540.02571.96
7.4.200.0210.01472.11
7.4.160.0600.02772.03
7.4.150.0470.04472.22
7.4.140.0600.04372.15
7.4.130.0640.05072.10
7.4.120.0610.03172.00
7.4.110.0680.03772.03
7.4.100.0730.04372.00
7.4.90.0850.03072.09
7.4.80.0580.06272.04
7.4.70.0490.04171.94
7.4.60.0470.03771.97
7.4.50.0120.01271.68
7.4.40.0390.04672.03
7.4.30.0490.04372.10
7.4.00.0380.01970.49
7.3.330.0590.026121.80
7.3.320.0460.029121.60
7.3.310.0190.01671.70
7.3.300.0260.01371.81
7.3.290.0160.01671.66
7.3.280.0670.03871.78
7.3.270.0830.05171.91
7.3.260.0660.02572.00
7.3.250.0520.04572.00
7.3.240.0470.04171.87
7.3.230.0730.05172.10
7.3.210.0530.06271.83
7.3.200.0610.03571.88
7.3.190.1830.05571.81
7.3.180.0500.03772.04
7.3.170.0820.03671.87
7.3.160.0400.05971.80
7.2.330.0560.03672.13
7.2.320.0510.04472.14
7.2.310.0370.05072.05
7.2.300.0540.03771.88
7.2.290.0490.04071.93
7.2.60.0710.02378.99
7.2.00.8720.01381.46
7.1.200.1480.01677.46
7.1.100.1940.02169.71
7.1.70.1630.02078.64
7.1.60.0100.04679.20
7.1.50.0290.02697.00
7.1.00.0030.10784.48
7.0.201.0340.01071.37
7.0.60.0300.09075.58
7.0.50.0370.10073.46
7.0.40.0130.08320.15
7.0.30.0470.05320.31
7.0.20.0400.08720.12
7.0.10.0070.05320.14
7.0.00.0030.10720.32
5.6.280.0270.09785.73
5.6.210.0270.10085.36
5.6.200.0270.11082.70
5.6.190.0200.05785.10
5.6.180.4070.05784.91
5.6.170.0570.08785.13
5.6.160.0330.08784.87
5.6.150.0200.05382.92
5.6.140.0300.06082.70
5.6.130.0170.08382.85
5.6.120.0300.11085.79
5.6.110.0570.07385.72
5.6.100.0330.11085.80
5.6.90.0200.11785.79
5.6.80.0230.06385.20
5.6.70.4770.04385.21
5.5.350.0170.10385.23
5.5.340.0200.07382.65
5.5.330.0270.07385.00
5.5.320.0400.07784.90
5.5.310.0500.09084.86
5.5.300.0400.08082.74
5.5.290.0270.08382.73
5.5.280.0330.08085.39
5.5.270.0400.05785.68
5.5.260.0370.09785.67
5.5.250.0330.10785.31
5.5.240.0570.08784.98
5.4.450.0900.08384.13
5.4.440.1000.08084.24
5.4.430.0900.08083.95
5.4.420.0930.08384.09
5.4.410.1000.07083.94
5.4.400.1030.06383.73
5.4.390.0830.08783.71
5.4.380.0900.08083.92
5.4.370.0730.09383.70
5.4.360.0900.08083.70
5.4.350.0900.08083.61
5.4.340.0900.09083.91
5.4.320.1170.06383.75
5.4.310.1170.08783.63
5.4.300.1070.07783.69
5.4.290.1000.07083.79
5.4.280.0930.07383.88
5.4.270.1200.06384.01
5.4.260.1100.06383.53
5.4.250.0930.07783.81
5.4.240.0970.07783.48
5.4.230.0870.08383.77
5.4.220.0870.09083.91
5.4.210.0870.09083.88
5.4.200.0970.07783.64
5.4.190.1230.09383.76
5.4.180.1000.07383.91
5.4.170.1030.11083.62
5.4.160.1100.09383.47
5.4.150.1270.10083.68
5.4.140.0900.08081.02
5.4.130.1000.08081.18
5.4.120.1070.07781.15
5.4.110.1170.06380.88
5.4.100.1100.07080.88
5.4.90.1030.08081.20
5.4.80.1200.06081.31
5.4.70.0270.05781.23
5.4.60.0570.08081.20
5.4.50.0370.08081.24
5.4.40.0370.04080.89
5.4.30.0300.08781.01
5.4.20.0430.09081.23

preferences:
44.68 ms | 401 KiB | 5 Q