3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($q) { if($q=0) return 1; else return f($q*($q-1)); echo " ".$q." "; } f(5); ?>

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)
8.3.60.0380.01677.11
8.3.50.0770.02072.33
8.3.40.0300.01044.70
8.3.30.0270.01446.38
8.3.20.0190.00346.34
8.3.10.0190.00948.81
8.3.00.0100.01350.34
8.2.180.0540.03772.50
8.2.170.0400.01044.79
8.2.160.0140.01449.05
8.2.150.0070.01544.90
8.2.140.0290.01044.55
8.2.130.0130.01350.27
8.2.120.0080.00448.97
8.2.110.0220.00646.38
8.2.100.0260.01343.77
8.2.90.0180.00344.96
8.2.80.0120.00943.38
8.2.70.0180.00443.63
8.2.60.0190.00643.80
8.2.50.0070.01443.38
8.2.40.0070.01744.22
8.2.30.0150.00945.38
8.2.20.0100.01043.47
8.2.10.0160.00343.76
8.2.00.0230.00743.62
8.1.280.0490.02375.87
8.1.270.0230.00048.19
8.1.260.0160.00746.32
8.1.250.0130.00649.42
8.1.240.0240.01048.27
8.1.230.0130.01743.52
8.1.220.0190.00343.54
8.1.210.0160.00643.36
8.1.200.0190.00443.22
8.1.190.0100.01043.40
8.1.180.0180.01343.10
8.1.170.0070.01444.44
8.1.160.0170.00744.71
8.1.150.0160.01344.58
8.1.140.0160.00343.28
8.1.130.0070.01343.83
8.1.120.0160.00343.33
8.1.110.0090.00943.31
8.1.100.0120.00643.41
8.1.90.0160.00343.40
8.1.80.0130.00743.50
8.1.70.0030.01543.41
8.1.60.0140.01743.64
8.1.50.0100.01043.58
8.1.40.0120.00943.61
8.1.30.0110.01143.62
8.1.20.0140.00743.59
8.1.10.0240.01073.20
8.1.00.0240.01373.18
8.0.300.0200.02072.66
8.0.290.0280.00972.38
8.0.280.0280.00374.13
8.0.270.0180.01472.73
8.0.260.0210.01072.46
8.0.250.0160.01372.48
8.0.240.0250.00672.54
8.0.230.0210.01172.30
8.0.220.0230.00772.30
8.0.210.0220.00672.28
8.0.200.0200.01372.37
8.0.190.0260.01072.32
8.0.180.0180.01472.41
8.0.170.0250.00972.30
8.0.160.0300.00372.39
8.0.150.0100.02472.31
8.0.140.0280.00772.25
8.0.130.0400.020121.71
8.0.120.0310.00372.39
8.0.110.0230.01372.24
8.0.100.0270.00772.37
8.0.90.0210.01072.39
8.0.80.0490.02972.38
8.0.70.0230.01372.32
8.0.60.0170.01772.24
8.0.50.0240.01072.20
8.0.30.0600.03272.42
8.0.20.0490.03972.78
8.0.10.0280.00772.28
8.0.00.0650.02772.27
7.4.330.0340.01068.92
7.4.320.0170.01071.95
7.4.300.0140.01872.02
7.4.290.0250.01072.16
7.4.280.0190.01571.99
7.4.270.0420.01072.11
7.4.260.0430.017121.74
7.4.250.0290.00771.96
7.4.240.0210.01272.01
7.4.230.0210.01072.18
7.4.220.0520.02671.97
7.4.210.0410.03372.09
7.4.200.0130.01971.95
7.4.190.0140.01772.23
7.4.160.0470.03771.97
7.4.150.0450.04171.99
7.4.140.0780.03671.92
7.4.130.0580.02772.07
7.4.120.0460.03972.14
7.4.110.0540.03072.04
7.4.100.0810.01771.90
7.4.90.0650.02071.86
7.4.80.0400.04472.01
7.4.70.0490.03972.02
7.4.60.0550.03671.91
7.4.50.0170.01472.00
7.4.40.0240.02171.91
7.4.30.0480.03871.94
7.4.00.0260.03070.69
7.3.330.0270.027121.78
7.3.320.0340.027121.64
7.3.310.0070.02771.84
7.3.300.0200.01371.76
7.3.290.0470.02771.82
7.3.280.0470.03471.79
7.3.270.0580.03071.96
7.3.260.0650.02372.02
7.3.250.0540.03971.97
7.3.240.0720.01372.05
7.3.230.0550.03572.01
7.3.210.0660.02372.01
7.3.200.0790.04371.85
7.3.190.0570.03372.06
7.3.180.0490.03271.81
7.3.170.0530.04371.78
7.3.160.0680.01972.09
7.3.120.0170.03170.50
7.2.330.0800.03872.02
7.2.320.0450.04572.06
7.2.310.0840.02972.29
7.2.300.0530.03072.25
7.2.290.0660.03371.90
7.2.80.1360.01778.33
7.2.60.0950.01078.87
7.2.00.0680.02580.86
7.1.200.1300.01777.54
7.1.100.0070.01779.92
7.1.70.0170.01078.96
7.1.60.0160.01979.19
7.1.50.0260.01978.56
7.1.00.0170.07384.26
7.0.200.7500.03071.86
7.0.140.0130.08384.09
7.0.100.0430.05775.64
7.0.90.1370.08375.48
7.0.80.0400.09775.62
7.0.70.0530.08075.54
7.0.60.0630.08375.48
7.0.50.0400.06075.98
7.0.40.0170.07720.17
7.0.30.0200.09020.04
7.0.20.0170.10320.05
7.0.10.0170.08720.10
7.0.00.0170.07720.04
5.6.280.0270.09785.77
5.6.250.0400.09385.34
5.6.240.0200.06385.34
5.6.230.0370.04785.39
5.6.220.0230.06085.34
5.6.210.0270.05385.36
5.6.200.0070.08385.67
5.6.190.0430.08385.77
5.6.180.0170.06385.73
5.6.170.0230.10785.84
5.6.160.0230.10085.77
5.6.150.0230.05785.79
5.6.140.0400.09085.75
5.6.130.0270.05785.62
5.6.120.0370.10785.84
5.6.110.0300.09385.81
5.6.100.0230.05785.62
5.6.90.0330.09385.72
5.6.80.0330.09785.06
5.6.70.0330.10385.13
5.6.60.0270.09785.11
5.6.50.0370.07785.06
5.6.40.0270.05085.09
5.6.30.0400.05085.02
5.6.20.0270.05085.15
5.6.10.0300.09085.23
5.6.00.0330.07085.07
5.5.380.0370.10385.07
5.5.370.0270.10785.25
5.5.360.0270.10085.11
5.5.350.0330.05785.04
5.5.340.0270.05785.54
5.5.330.0270.07785.46
5.5.320.0230.09385.53
5.5.310.0400.04085.32
5.5.300.0230.09085.53
5.5.290.0270.07085.54
5.5.280.0330.04785.51
5.5.270.0330.09785.61
5.5.260.0300.05085.61
5.5.250.0370.09385.42
5.5.240.0470.08384.89
5.5.230.0430.08384.95
5.5.220.0200.10784.83
5.5.210.0330.06784.91
5.5.200.0330.09784.80
5.5.190.0270.05384.93
5.5.180.0300.08384.86
5.5.160.0500.08084.92
5.5.150.0430.08384.96
5.5.140.0200.10084.88
5.5.130.0230.05784.89
5.5.120.0370.06084.89
5.5.110.0200.07084.95
5.5.100.0270.07084.66
5.5.90.0170.06084.88
5.5.80.0300.10784.77
5.5.70.0370.09084.81
5.5.60.0170.06084.86
5.5.50.0330.04384.86
5.5.40.0170.10784.74
5.5.30.0270.08084.74
5.5.20.0170.07784.82
5.5.10.0200.11084.67
5.5.00.0200.06384.75
5.4.450.0230.09084.04
5.4.440.0230.09784.18
5.4.430.0270.08384.14
5.4.420.0170.09384.07
5.4.410.0430.08783.85
5.4.400.0470.06383.50
5.4.390.0230.08383.53
5.4.380.0170.06083.51
5.4.370.0270.09083.68
5.4.360.0170.06083.54
5.4.350.0200.05783.82
5.4.340.0230.08083.68
5.4.320.0330.05383.49
5.4.310.0300.04783.69
5.4.300.0230.05783.66
5.4.290.0270.10083.65
5.4.280.0430.08383.75
5.4.270.0470.09083.53
5.4.260.0270.09783.75
5.4.250.0370.08383.75
5.4.240.0200.05383.70
5.4.230.0370.09383.61
5.4.220.0300.09383.66
5.4.210.0300.04783.66
5.4.200.0270.10083.70
5.4.190.0370.05383.52
5.4.180.0230.05783.56
5.4.170.0330.04783.65
5.4.160.0330.04383.83
5.4.150.0300.09783.68
5.4.140.0400.05380.98
5.4.130.0170.05780.94
5.4.120.0330.09781.05
5.4.110.0230.07381.19
5.4.100.0230.10381.15
5.4.90.0100.06381.02
5.4.80.0270.06081.17
5.4.70.0330.09081.00
5.4.60.0130.07380.98
5.4.50.0300.10080.94
5.4.40.0300.08781.12
5.4.30.0370.10080.94
5.4.20.0270.10081.15
5.4.10.0130.09780.92
5.4.00.0330.09780.32
5.3.290.0200.09778.40
5.3.280.0300.06078.50
5.3.270.0330.10778.34
5.3.260.0330.08078.45
5.3.250.0130.08778.39
5.3.240.0270.07078.33
5.3.230.0200.10378.44
5.3.220.0170.06778.35
5.3.210.0300.12078.42
5.3.200.0270.09778.26
5.3.190.0370.10078.68
5.3.180.0270.06778.47
5.3.170.0230.07378.30
5.3.160.0330.10078.66
5.3.150.0170.09778.30
5.3.140.0230.11378.41
5.3.130.0130.07078.35
5.3.120.0400.10078.29
5.3.110.0330.09778.38
5.3.100.0200.09777.85
5.3.90.0270.10377.79
5.3.80.0230.06377.86
5.3.70.0230.11077.77
5.3.60.0400.10777.71
5.3.50.0130.11077.70
5.3.40.0470.11077.66
5.3.30.0400.08777.72
5.3.20.0230.11377.36
5.3.10.0230.10777.32
5.3.00.0170.10077.31
5.2.170.0030.03723.64
5.2.160.0100.05323.60
5.2.150.0070.07023.63
5.2.140.0130.06023.63
5.2.130.0170.06023.63
5.2.120.0070.07323.58
5.2.110.0170.06323.51
5.2.100.0100.03323.52
5.2.90.0100.05323.57
5.2.80.0100.07023.59
5.2.70.0130.05023.43
5.2.60.0100.06723.48
5.2.50.0070.06723.93
5.2.40.0030.06023.91
5.2.30.0200.06323.88
5.2.20.0070.07323.84
5.2.10.0100.06723.94
5.2.00.0200.04723.66
5.1.60.0170.05723.98
5.1.50.0070.03723.80
5.1.40.0100.06023.86
5.1.30.0100.06324.42
5.1.20.0100.06324.39
5.1.10.0100.05323.91
5.1.00.0200.05323.88
5.0.50.0070.04021.33
5.0.40.0070.03021.40
5.0.30.0130.06721.01
5.0.20.0200.04321.15
5.0.10.0200.04321.12
5.0.00.0200.08741.61
4.4.90.0070.02714.98
4.4.80.0000.02014.88
4.4.70.0000.02714.90
4.4.60.0070.04014.87
4.4.50.0100.03014.90
4.4.40.0170.04714.88
4.4.30.0170.03014.95
4.4.20.0000.02315.03
4.4.10.0070.01314.95
4.4.00.0170.04714.88
4.3.110.0100.04016.49
4.3.100.0130.03716.36
4.3.90.0130.02016.24
4.3.80.0100.05724.64
4.3.70.0030.02716.29
4.3.60.0030.02316.24
4.3.50.0100.04016.33
4.3.40.0030.03316.79
4.3.30.0070.02715.59
4.3.20.0070.03013.50
4.3.10.0100.03315.42
4.3.00.0030.04315.52

preferences:
42 ms | 400 KiB | 5 Q