3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(){a();}a();

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)
8.3.60.0510.01772.50
8.3.50.0510.01675.62
8.3.40.0240.01744.68
8.3.30.0330.01045.02
8.3.20.0190.00346.41
8.3.10.0070.01049.69
8.3.00.0260.00744.00
8.2.180.0740.02372.63
8.2.170.0310.01444.89
8.2.160.0260.01346.27
8.2.150.0160.00644.95
8.2.140.0220.00046.43
8.2.130.0090.00350.37
8.2.120.0030.00950.16
8.2.110.0180.00448.00
8.2.100.0240.01043.66
8.2.90.0130.00944.92
8.2.80.0180.00343.80
8.2.70.0160.00643.50
8.2.60.0110.01443.67
8.2.50.0160.00743.50
8.2.40.0140.01044.02
8.2.30.0140.01143.96
8.2.20.0130.00643.50
8.2.10.0140.00744.39
8.2.00.0160.00943.35
8.1.280.0730.01771.82
8.1.270.0150.00649.05
8.1.260.0210.00446.04
8.1.250.0110.01148.19
8.1.240.0110.00451.79
8.1.230.0270.01045.04
8.1.220.0210.00043.53
8.1.210.0110.01142.88
8.1.200.0230.00042.97
8.1.190.0070.01343.14
8.1.180.0120.00943.23
8.1.170.0210.00744.39
8.1.160.0170.00348.01
8.1.150.0210.00444.43
8.1.140.0170.00443.22
8.1.130.0070.01543.77
8.1.120.0070.01743.25
8.1.110.0130.00743.40
8.1.100.0130.00643.43
8.1.90.0110.01143.36
8.1.80.0140.01043.26
8.1.70.0130.00643.35
8.1.60.0140.01043.57
8.1.50.0200.00743.45
8.1.40.0140.00743.46
8.1.30.0100.01043.53
8.1.20.0130.00743.54
8.1.10.0170.01773.00
8.1.00.0170.01773.02
8.0.300.0130.02073.04
8.0.290.0220.00972.78
8.0.280.0180.01473.92
8.0.270.0180.01472.64
8.0.260.0160.02072.65
8.0.250.0170.01472.30
8.0.240.0190.01372.37
8.0.230.0270.00772.32
8.0.220.0140.01772.38
8.0.210.0300.00772.34
8.0.200.0350.00672.34
8.0.190.0240.01772.49
8.0.180.0360.00372.25
8.0.170.0170.01772.36
8.0.160.0310.00772.24
8.0.150.0390.01872.32
8.0.140.0170.02372.34
8.0.130.0290.026121.71
8.0.120.0160.02072.33
8.0.110.0170.01772.34
8.0.100.0280.01272.12
8.0.90.0260.00772.23
8.0.80.0510.01972.22
8.0.70.0190.01972.13
8.0.60.0190.01372.17
8.0.50.0110.02172.17
8.0.30.0700.02872.23
8.0.20.0700.02972.39
8.0.10.0140.01772.34
8.0.00.0590.02472.12
7.4.330.0310.01469.33
7.4.320.0230.01071.97
7.4.300.0220.01371.99
7.4.290.0290.01372.00
7.4.280.0410.00772.07
7.4.270.0170.02171.96
7.4.260.0380.00371.79
7.4.250.0310.00372.01
7.4.240.0270.00771.97
7.4.230.0170.01372.01
7.4.220.0740.01072.06
7.4.210.0520.02472.02
7.4.200.0250.00971.97
7.4.190.0260.00772.12
7.4.160.0580.01971.91
7.4.150.0530.03772.07
7.4.140.0700.01372.10
7.4.130.0590.03571.99
7.4.120.0560.02671.94
7.4.110.0510.02971.92
7.4.100.0790.04571.91
7.4.90.0570.02771.91
7.4.80.0840.02072.00
7.4.70.0580.01971.93
7.4.60.0560.03171.81
7.4.50.0150.00671.83
7.4.40.0230.03071.67
7.4.30.0590.02371.92
7.4.00.0400.01770.73
7.3.330.0270.027121.72
7.3.320.0500.020121.47
7.3.310.0200.01371.77
7.3.300.0190.01171.56
7.3.290.0580.02371.71
7.3.280.0470.02971.74
7.3.270.0600.02571.64
7.3.260.0700.01071.96
7.3.250.0850.01671.77
7.3.240.0460.04372.00
7.3.230.0590.02471.83
7.3.210.0550.02871.98
7.3.200.0640.01671.83
7.3.190.0490.03972.00
7.3.180.0620.01571.67
7.3.170.0580.02472.09
7.3.160.0450.03271.95
7.3.120.0390.01469.98
7.2.330.0530.03071.88
7.2.320.0530.03071.80
7.2.310.0590.04372.07
7.2.300.0530.05472.14
7.2.290.0510.03172.02
7.2.60.1590.01078.36
7.2.00.6600.02681.36
7.1.200.1220.01377.55
7.1.100.5580.01779.91
7.1.70.1360.01078.92
7.1.60.0320.01979.15
7.1.50.0210.02596.77
7.1.00.0170.08084.34
7.0.200.2830.01370.82
7.0.140.0100.07784.18
7.0.100.1300.08075.62
7.0.90.0230.08075.54
7.0.80.1200.09375.53
7.0.70.5870.07775.51
7.0.60.1130.08075.51
7.0.50.3570.09075.95
7.0.40.0270.08020.09
7.0.30.0100.10320.00
7.0.20.0100.10019.89
7.0.10.0230.09020.04
7.0.00.0130.09720.04
5.6.280.0230.09085.61
5.6.250.0370.09085.52
5.6.240.0230.11785.38
5.6.230.0300.10785.31
5.6.220.0370.09385.29
5.6.210.0270.11085.38
5.6.200.0070.06385.82
5.6.190.0300.10085.76
5.6.180.0430.09385.74
5.6.170.0270.09785.75
5.6.160.0430.09085.64
5.6.150.0330.10385.72
5.6.140.0400.08385.72
5.6.130.0270.09785.66
5.6.120.0470.08785.67
5.6.110.0370.08785.76
5.6.100.0400.08785.78
5.6.90.0370.08385.75
5.6.80.0270.09085.27
5.6.70.0470.04785.03
5.6.60.0300.10385.12
5.6.50.0230.05785.26
5.6.40.0300.10785.01
5.6.30.0400.07085.04
5.6.20.0330.07785.11
5.6.10.0270.10085.20
5.6.00.0230.05785.08
5.5.380.0300.10085.27
5.5.370.0370.08785.08
5.5.360.0370.09085.20
5.5.350.0330.10785.04
5.5.340.0230.10085.48
5.5.330.0200.10385.54
5.5.320.0330.09385.46
5.5.310.0170.06085.55
5.5.300.0230.10385.54
5.5.290.0430.07785.47
5.5.280.0370.08385.43
5.5.270.0430.07385.57
5.5.260.0470.07785.50
5.5.250.0370.08785.38
5.5.240.0330.09085.03
5.5.230.0130.07384.96
5.5.220.0300.07784.95
5.5.210.0270.08784.88
5.5.200.0230.06084.95
5.5.190.0330.07784.82
5.5.180.0270.09784.89
5.5.160.0330.07384.94
5.5.150.0330.08084.86
5.5.140.0270.08084.79
5.5.130.0400.09084.85
5.5.120.0300.09384.97
5.5.110.0370.07084.79
5.5.100.0400.05784.79
5.5.90.0400.08384.79
5.5.80.0370.08784.77
5.5.70.0430.09084.70
5.5.60.0370.09384.85
5.5.50.0230.07384.79
5.5.40.0470.09084.78
5.5.30.0430.09084.76
5.5.20.0330.08784.73
5.5.10.0230.09784.74
5.5.00.0370.09384.64
5.4.450.0370.10084.07
5.4.440.0270.10084.05
5.4.430.0330.05783.82
5.4.420.0100.07784.00
5.4.410.0330.09083.73
5.4.400.0270.08383.74
5.4.390.0400.08783.68
5.4.380.0200.06083.70
5.4.370.0430.07783.53
5.4.360.0270.04783.71
5.4.350.0200.05083.64
5.4.340.0230.07383.53
5.4.320.0330.08383.66
5.4.310.0300.09783.82
5.4.300.0400.08783.59
5.4.290.0270.10083.69
5.4.280.0200.10083.63
5.4.270.0370.09083.67
5.4.260.0270.09083.54
5.4.250.0230.05383.67
5.4.240.0300.06783.81
5.4.230.0300.05783.47
5.4.220.0300.08783.68
5.4.210.0330.09783.75
5.4.200.0200.09783.67
5.4.190.0370.08783.66
5.4.180.0230.09083.48
5.4.170.0270.09383.84
5.4.160.0300.05383.66
5.4.150.0200.10083.66
5.4.140.0230.05780.95
5.4.130.0300.06781.09
5.4.120.0330.06380.98
5.4.110.0230.04381.07
5.4.100.0130.09381.17
5.4.90.0400.08381.18
5.4.80.0330.08081.17
5.4.70.0100.06381.14
5.4.60.0170.05780.99
5.4.50.0300.06781.12
5.4.40.0200.09081.16
5.4.30.0230.07781.11
5.4.20.0400.06781.08
5.4.10.0270.08781.12
5.4.00.0370.08080.55
5.3.290.0430.10778.35
5.3.280.0200.12078.37
5.3.270.0300.09378.43
5.3.260.0470.10078.38
5.3.250.0200.12378.34
5.3.240.0270.11378.44
5.3.230.0370.11778.32
5.3.220.0430.10378.26
5.3.210.0230.12778.39
5.3.200.0200.12778.40
5.3.190.0230.07378.39
5.3.180.0470.10378.34
5.3.170.0200.08378.33
5.3.160.0230.07778.44
5.3.150.0270.11078.44
5.3.140.0070.07378.28
5.3.130.0200.07078.38
5.3.120.0130.10078.34
5.3.110.0370.10778.38
5.3.100.0330.10377.82
5.3.90.0330.09077.75
5.3.80.0200.11777.70
5.3.70.0170.12077.72
5.3.60.0270.10077.79
5.3.50.0330.10377.73
5.3.40.0300.07077.74
5.3.30.0270.11077.54
5.3.20.0300.08777.53
5.3.10.0370.11077.35
5.3.00.0230.12077.47
5.2.170.0000.07322.53
5.2.160.0130.06322.43
5.2.150.0030.03322.44
5.2.140.0100.05322.31
5.2.130.0070.04022.39
5.2.120.0070.07022.51
5.2.110.0170.06022.31
5.2.100.0070.06322.39
5.2.90.0100.05022.43
5.2.80.0130.05722.32
5.2.70.0100.06722.52
5.2.60.0070.06722.48
5.2.50.0070.06322.66
5.2.40.0130.06022.59
5.2.30.0070.04322.58
5.2.20.0030.06322.59
5.2.10.0100.06323.07
5.2.00.0100.06722.43
5.1.60.0130.05722.40
5.1.50.0130.05722.19
5.1.40.0170.05322.36
5.1.30.0100.04322.61
5.1.20.0100.03722.60
5.1.10.0100.03322.40
5.1.00.0070.06022.50
5.0.50.0030.03321.75
5.0.40.0130.05021.44
5.0.30.0100.06721.48
5.0.20.0130.05021.40
5.0.10.0070.03021.38
5.0.00.0170.07324.47
4.4.90.0100.03314.54
4.4.80.0030.03714.48
4.4.70.0070.04014.43
4.4.60.0070.02014.47
4.4.50.0070.04014.46
4.4.40.0100.04014.53
4.4.30.0130.01314.55
4.4.20.0070.03314.50
4.4.10.0070.03714.52
4.4.00.0030.03014.53
4.3.110.0130.03315.89
4.3.100.0100.03715.81
4.3.90.0130.03015.73
4.3.80.0170.04316.93
4.3.70.0030.02715.82
4.3.60.0100.01715.82
4.3.50.0000.04715.81
4.3.40.0070.05016.36
4.3.30.0030.04715.18
4.3.20.0100.01713.11
4.3.10.0130.03715.11
4.3.00.0100.04015.12

preferences:
34.87 ms | 400 KiB | 5 Q