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(2); ?>

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)
8.3.70.0610.02072.50
8.3.60.0430.01377.23
8.3.50.0610.02272.31
8.3.40.0280.01344.97
8.3.30.0300.01046.39
8.3.20.0130.01046.29
8.3.10.0080.00848.96
8.3.00.0070.00750.36
8.2.180.0440.02773.02
8.2.170.0320.01444.94
8.2.160.0070.02148.98
8.2.150.0160.00644.85
8.2.140.0170.00744.88
8.2.130.0130.01350.05
8.2.120.0080.00448.89
8.2.110.0030.01350.39
8.2.100.0240.01444.09
8.2.90.0190.01043.50
8.2.80.0080.01643.50
8.2.70.0150.00944.04
8.2.60.0130.01045.16
8.2.50.0130.01044.45
8.2.40.0110.01146.61
8.2.30.0120.00945.39
8.2.20.0130.00743.56
8.2.10.0100.01043.66
8.2.00.0230.00743.55
8.1.280.0660.02374.43
8.1.270.0130.01048.06
8.1.260.0200.00346.20
8.1.250.0140.02150.41
8.1.240.0100.01748.60
8.1.230.0360.00345.17
8.1.220.0150.00643.64
8.1.210.0090.01243.13
8.1.200.0230.01043.36
8.1.190.0180.00643.23
8.1.180.0110.01143.10
8.1.170.0120.00944.52
8.1.160.0140.01444.83
8.1.150.0160.01344.49
8.1.140.0100.01043.32
8.1.130.0160.00443.84
8.1.120.0160.00343.39
8.1.110.0070.01143.44
8.1.100.0130.00743.45
8.1.90.0160.00343.34
8.1.80.0000.01843.41
8.1.70.0130.00643.46
8.1.60.0260.00643.58
8.1.50.0110.01043.57
8.1.40.0120.00943.45
8.1.30.0100.01043.63
8.1.20.0180.00443.64
8.1.10.0250.00973.05
8.1.00.0170.02073.13
8.0.300.0200.01475.15
8.0.290.0210.01772.25
8.0.280.0200.01374.04
8.0.270.0230.01072.77
8.0.260.0170.01472.32
8.0.250.0220.00672.58
8.0.240.0130.01972.43
8.0.230.0220.01072.41
8.0.220.0140.01772.33
8.0.210.0200.01072.33
8.0.200.0310.00372.41
8.0.190.0250.01172.27
8.0.180.0270.00772.27
8.0.170.0200.01372.43
8.0.160.0250.00772.51
8.0.150.0200.01372.33
8.0.140.0260.01072.25
8.0.130.0330.027121.76
8.0.120.0210.01472.25
8.0.110.0180.01872.36
8.0.100.0120.02272.30
8.0.90.0210.01172.23
8.0.80.0360.04272.33
8.0.70.0170.02372.37
8.0.60.0200.01372.29
8.0.50.0240.01072.17
8.0.30.0790.02872.45
8.0.20.0570.03272.43
8.0.10.0190.01672.53
8.0.00.0630.04772.40
7.4.330.0250.01669.80
7.4.320.0140.01472.07
7.4.300.0190.01371.92
7.4.290.0180.01872.07
7.4.280.0170.01771.89
7.4.270.0360.01072.02
7.4.260.0370.023121.74
7.4.250.0260.01072.11
7.4.240.0170.01772.08
7.4.230.0280.00372.11
7.4.220.0490.03972.17
7.4.210.0490.02772.03
7.4.200.0160.01672.04
7.4.190.0030.02772.17
7.4.160.0790.03571.89
7.4.150.0590.02772.03
7.4.140.0610.03071.99
7.4.130.0630.02372.03
7.4.120.0460.03871.99
7.4.110.0520.03671.88
7.4.100.0620.02272.16
7.4.90.0490.03672.07
7.4.80.0570.02572.13
7.4.70.0530.02871.79
7.4.60.0630.02872.07
7.4.50.0270.01371.69
7.4.40.0320.01671.78
7.4.30.0410.05072.12
7.4.00.0460.01070.29
7.3.330.0320.023121.77
7.3.320.0440.017121.72
7.3.310.0230.01071.84
7.3.300.0240.01071.65
7.3.290.0540.02371.81
7.3.280.0470.03071.80
7.3.270.0630.02372.21
7.3.260.0600.03071.88
7.3.250.0550.03272.05
7.3.240.0580.03171.93
7.3.230.0560.03072.18
7.3.210.0470.05871.87
7.3.200.0640.02671.76
7.3.190.1770.10272.15
7.3.180.0420.04271.93
7.3.170.0580.04771.86
7.3.160.0490.03371.88
7.3.120.0200.03470.07
7.2.330.0710.03272.19
7.2.320.0650.02472.04
7.2.310.0550.03372.35
7.2.300.0610.02471.87
7.2.290.0570.03271.93
7.2.60.1360.01778.41
7.2.00.0770.01680.43
7.1.200.1390.02377.68
7.1.100.0100.01780.05
7.1.70.0070.01678.89
7.1.60.0240.02778.86
7.1.50.0350.01778.80
7.1.00.0030.06784.27
7.0.200.3200.01371.71
7.0.140.0030.09383.95
7.0.110.0370.08775.54
7.0.100.0430.06775.63
7.0.90.0330.09775.68
7.0.80.0370.08375.66
7.0.70.0500.08375.64
7.0.60.0370.07075.67
7.0.50.0330.04775.53
7.0.40.0100.08319.75
7.0.30.0200.08019.72
7.0.20.0100.07319.64
7.0.10.0270.07719.88
7.0.00.0130.08719.65
5.6.280.0270.09785.85
5.6.260.0270.11385.36
5.6.250.0200.10785.30
5.6.240.0300.08085.28
5.6.230.0370.04385.38
5.6.220.0200.09785.41
5.6.210.0200.05385.44
5.6.200.0270.09785.30
5.6.190.0130.09385.36
5.6.180.0200.07385.32
5.6.170.0300.10385.37
5.6.160.0330.09785.27
5.6.150.0400.10385.18
5.6.140.0370.08785.35
5.6.130.0400.08085.41
5.6.120.0400.10385.38
5.6.110.0400.09085.38
5.6.100.0330.09385.26
5.6.90.0130.09785.54
5.6.80.0400.08084.68
5.6.70.0230.07084.73
5.6.60.0330.09784.75
5.6.50.0030.07084.79
5.6.40.0270.04784.72
5.6.30.0230.05384.63
5.6.20.0300.04784.65
5.6.10.0230.05084.72
5.6.00.0200.04784.62
5.5.380.0170.10382.40
5.5.370.0170.07782.27
5.5.360.0200.10082.35
5.5.350.0200.13082.24
5.5.340.0170.05382.72
5.5.330.0230.05082.52
5.5.320.0300.08082.79
5.5.310.0330.10382.72
5.5.300.0530.09382.84
5.5.290.0430.08782.56
5.5.280.0230.10382.80
5.5.270.0230.06782.61
5.5.260.0300.04382.78
5.5.250.0230.07382.66
5.5.240.0230.09382.23
5.5.230.0200.10781.98
5.5.220.0130.10382.07
5.5.210.0200.05382.16
5.5.200.0230.05382.20
5.5.190.0200.05382.00
5.5.180.0200.05382.00
5.5.160.0130.06082.17
5.5.150.0170.08782.19
5.5.140.0100.07382.14
5.5.130.0200.05782.20
5.5.120.0230.05082.04
5.5.110.0200.05382.14
5.5.100.0200.05381.88
5.5.90.0200.05381.93
5.5.80.0130.07082.05
5.5.70.0200.05381.77
5.5.60.0170.06382.00
5.5.50.0230.05781.77
5.5.40.0330.05081.86
5.5.30.0230.06781.95
5.5.20.0230.05081.77
5.5.10.0230.06081.97
5.5.00.0300.05782.03
5.4.450.0130.07084.14
5.4.440.0470.08783.95
5.4.430.0270.09783.96
5.4.420.0300.06083.95
5.4.410.0200.05384.10
5.4.400.0430.09383.81
5.4.390.0370.08383.83
5.4.380.0200.10383.71
5.4.370.0170.08083.65
5.4.360.0270.06083.77
5.4.350.0230.05083.71
5.4.340.0100.06083.75
5.4.320.0130.05783.67
5.4.310.0270.08083.60
5.4.300.0330.07083.89
5.4.290.0200.08083.82
5.4.280.0230.05083.62
5.4.270.0270.05083.80
5.4.260.0270.05383.69
5.4.250.0270.05783.89
5.4.240.0230.05783.70
5.4.230.0170.05783.73
5.4.220.0300.04783.63
5.4.210.0230.05083.69
5.4.200.0270.05083.59
5.4.190.0230.05083.70
5.4.180.0130.06083.73
5.4.170.0370.04083.63
5.4.160.0130.06083.57
5.4.150.0400.03783.85
5.4.140.0270.09381.00
5.4.130.0400.06081.04
5.4.120.0230.04780.97
5.4.110.0270.09781.13
5.4.100.0130.07380.99
5.4.90.0370.09781.11
5.4.80.0330.08380.98
5.4.70.0170.06781.15
5.4.60.0230.10381.17
5.4.50.0270.10780.93
5.4.40.0230.09781.16
5.4.30.0400.10081.16
5.4.20.0330.09380.96
5.4.10.0330.06081.15
5.4.00.0230.11380.61
5.3.290.0170.05778.45
5.3.280.0170.06078.18
5.3.270.0170.08778.22
5.3.260.0130.06078.36
5.3.250.0130.06378.38
5.3.240.0200.06078.27
5.3.230.0330.07078.34
5.3.220.0430.08378.23
5.3.210.0430.09778.36
5.3.200.0170.06078.34
5.3.190.0400.08378.36
5.3.180.0300.09778.31
5.3.170.0330.09778.34
5.3.160.0270.09778.57
5.3.150.0270.10378.40
5.3.140.0370.09778.31
5.3.130.0300.11078.32
5.3.120.0330.09378.47
5.3.110.0230.10378.30
5.3.100.0230.10077.71
5.3.90.0300.09077.78
5.3.80.0300.11377.71
5.3.70.0230.09777.71
5.3.60.0400.08777.69
5.3.50.0230.10377.65
5.3.40.0300.10377.71
5.3.30.0230.10077.60
5.3.20.0300.09377.39
5.3.10.0400.05777.69
5.3.00.0300.10077.58
5.2.170.0070.07023.47
5.2.160.0030.05323.63
5.2.150.0200.05723.48
5.2.140.0100.07023.50
5.2.130.0070.07023.57
5.2.120.0200.06023.58
5.2.110.0130.06323.56
5.2.100.0170.06323.42
5.2.90.0070.06723.49
5.2.80.0030.07723.56
5.2.70.0100.06023.50
5.2.60.0100.06323.54
5.2.50.0100.07023.92
5.2.40.0100.07023.91
5.2.30.0170.06023.89
5.2.20.0130.06323.93
5.2.10.0130.06023.93
5.2.00.0100.06723.64
5.1.60.0100.06323.96
5.1.50.0100.06324.04
5.1.40.0100.05023.88
5.1.30.0170.05724.27
5.1.20.0130.06324.29
5.1.10.0100.04723.93
5.1.00.0130.03324.01
5.0.50.0130.05321.42
5.0.40.0100.05321.51
5.0.30.0100.05721.09
5.0.20.0170.04321.08
5.0.10.0170.04721.17
5.0.00.0200.07341.55
4.4.90.0100.03014.91
4.4.80.0070.03714.77
4.4.70.0070.02314.99
4.4.60.0070.03714.96
4.4.50.0130.03014.98
4.4.40.0130.05314.89
4.4.30.0130.03014.93
4.4.20.0070.03715.07
4.4.10.0070.04014.96
4.4.00.0100.02714.91
4.3.110.0130.04016.30
4.3.100.0030.02016.39
4.3.90.0070.03016.29
4.3.80.0130.06324.54
4.3.70.0130.03316.29
4.3.60.0030.03316.26
4.3.50.0130.03716.29
4.3.40.0100.05316.70
4.3.30.0100.03015.60
4.3.20.0030.02013.55
4.3.10.0030.04315.45
4.3.00.0070.04315.44

preferences:
46.57 ms | 401 KiB | 5 Q