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)
8.3.40.0260.01344.52
8.3.30.0260.01345.01
8.3.20.0120.00946.32
8.3.10.0070.01149.81
8.3.00.0120.00645.19
8.2.170.0300.02045.22
8.2.160.0290.01046.47
8.2.150.0200.00344.97
8.2.140.0230.00044.95
8.2.130.0110.00050.40
8.2.120.0070.00749.09
8.2.110.0190.00646.48
8.2.100.0220.01043.53
8.2.90.0140.00745.14
8.2.80.0140.01043.25
8.2.70.0110.01443.38
8.2.60.0130.00743.65
8.2.50.0170.00743.63
8.2.40.0110.00745.08
8.2.30.0100.01043.79
8.2.20.0030.01743.51
8.2.10.0130.00743.88
8.2.00.0280.00343.35
8.1.270.0110.00650.12
8.1.260.0220.00044.59
8.1.250.0120.00948.15
8.1.240.0110.01149.45
8.1.230.0260.00743.23
8.1.220.0030.01743.52
8.1.210.0250.00342.88
8.1.200.0070.01843.25
8.1.190.0190.00343.10
8.1.180.0070.01443.95
8.1.170.0160.00644.49
8.1.160.0150.00747.94
8.1.150.0140.00744.52
8.1.140.0170.00343.20
8.1.130.0160.00343.78
8.1.120.0150.00443.39
8.1.110.0130.00743.30
8.1.100.0070.01443.39
8.1.90.0060.01343.34
8.1.80.0100.01043.37
8.1.70.0100.01043.28
8.1.60.0200.00743.45
8.1.50.0160.00343.45
8.1.40.0100.01043.39
8.1.30.0180.00343.40
8.1.20.0200.00043.57
8.1.10.0250.00672.95
8.1.00.0140.02173.02
8.0.300.0290.00672.60
8.0.290.0100.02372.25
8.0.280.0360.00473.89
8.0.270.0370.00772.66
8.0.260.0200.01372.66
8.0.250.0170.02072.30
8.0.240.0260.01672.20
8.0.230.0210.01072.39
8.0.220.0140.01772.18
8.0.210.0270.00772.39
8.0.200.0220.00972.46
8.0.190.0300.01372.30
8.0.180.0340.01072.36
8.0.170.0170.01772.34
8.0.160.0170.01772.25
8.0.150.0350.00672.32
8.0.140.0440.00772.22
8.0.130.0520.019121.61
8.0.120.0300.00372.30
8.0.110.0270.00772.29
8.0.100.0140.02172.27
8.0.90.0210.01172.10
8.0.80.0430.04672.22
8.0.70.0290.00672.20
8.0.60.0220.01172.23
8.0.50.0200.01372.27
8.0.30.0650.02272.52
8.0.20.0660.02672.60
8.0.10.0200.01072.29
8.0.00.0570.03272.36
7.4.330.0280.00968.76
7.4.320.0100.02071.88
7.4.300.0320.01072.01
7.4.290.0370.01672.03
7.4.280.0230.02071.87
7.4.270.0230.01071.96
7.4.260.0190.01671.95
7.4.250.0190.01671.90
7.4.240.0230.01071.94
7.4.230.0170.01471.75
7.4.220.0830.03071.95
7.4.210.0460.02272.08
7.4.200.0190.01671.94
7.4.190.0270.00771.91
7.4.160.0710.03572.01
7.4.150.0590.02371.81
7.4.140.0660.02271.96
7.4.130.0470.03472.00
7.4.120.0590.02572.02
7.4.110.0620.02372.24
7.4.100.0630.02271.99
7.4.90.0510.02571.82
7.4.80.0560.03371.92
7.4.70.0550.02871.80
7.4.60.0600.02071.82
7.4.50.0270.01471.83
7.4.40.0400.04471.85
7.4.30.0630.01672.04
7.4.00.0310.02770.52
7.3.330.0600.013121.64
7.3.320.0380.017121.79
7.3.310.0210.01071.60
7.3.300.0280.00771.59
7.3.290.0670.03471.67
7.3.280.0590.02271.74
7.3.270.0650.02171.93
7.3.260.0730.02971.73
7.3.250.0730.02971.98
7.3.240.0630.02071.81
7.3.230.0710.02471.75
7.3.210.0740.01971.72
7.3.200.0720.03072.00
7.3.190.0830.02071.71
7.3.180.0410.03572.02
7.3.170.0540.02572.01
7.3.160.0480.03172.01
7.3.120.0200.02870.50
7.3.110.0310.02170.30
7.3.100.0330.02070.19
7.3.90.0260.01970.28
7.3.80.0280.02170.24
7.3.70.0240.02470.24
7.3.60.0270.02370.37
7.3.50.0230.02370.28
7.3.40.0300.01070.32
7.3.30.0310.00670.47
7.3.20.0070.01378.57
7.3.10.0100.01778.46
7.3.00.0070.01578.30
7.2.330.0790.02071.91
7.2.320.0670.03071.72
7.2.310.0580.02772.18
7.2.300.0520.02872.10
7.2.290.0540.03272.18
7.2.250.0200.04470.23
7.2.240.0360.02370.29
7.2.230.0240.03470.45
7.2.220.0290.02670.06
7.2.210.0400.01770.32
7.2.200.0340.01070.18
7.2.190.0360.01670.50
7.2.180.0300.02470.38
7.2.170.0270.01770.34
7.2.60.1310.01378.55
7.1.330.0030.02877.43
7.1.320.0170.01777.49
7.1.310.0160.02077.63
7.1.300.0100.02277.57
7.1.290.0130.01977.66
7.1.280.0100.02177.24
7.1.270.0030.02677.45
7.1.260.0030.02377.67
7.1.200.2370.01377.58
7.1.70.0150.00978.81
7.1.60.0200.03479.21
7.1.50.0920.01653.02
7.1.00.0200.08084.26
7.0.201.0800.01375.14
7.0.140.0100.08383.91
7.0.60.0300.07075.54
7.0.50.0170.09073.41
7.0.40.0030.05320.24
7.0.30.0200.10320.24
7.0.20.0400.06320.09
7.0.10.0370.06020.07
7.0.00.0130.07720.12
5.6.280.0370.07785.84
5.6.210.0300.09785.47
5.6.200.0400.09082.83
5.6.190.0370.08085.06
5.6.180.0400.09085.09
5.6.170.0530.07785.11
5.6.160.0270.06385.04
5.6.150.0370.10382.86
5.6.140.0330.07782.89
5.6.130.0330.09382.89
5.6.120.0300.05085.76
5.6.110.0400.08085.82
5.6.100.0300.05085.69
5.6.90.0230.12085.83
5.6.80.0200.05085.00
5.5.350.0600.07385.12
5.5.340.0230.06382.70
5.5.330.0300.04384.86
5.5.320.0200.06084.87
5.5.310.0400.04384.87
5.5.300.0130.06382.65
5.5.290.0470.08082.66
5.5.280.0170.05385.36
5.5.270.0200.07785.46
5.5.260.0270.04785.50
5.5.250.0330.09385.40
5.5.240.0400.08084.77
5.4.450.3700.05084.09
5.4.440.3500.04783.96
5.4.430.3300.05784.18
5.4.420.3700.04383.96
5.4.410.4100.05383.90
5.4.400.4270.04383.72
5.4.390.2970.05383.86
5.4.380.2400.05383.48
5.4.370.3530.06083.63
5.4.360.3070.05783.74
5.4.350.4070.05783.77
5.4.340.4000.04783.71
5.4.320.3370.05083.71
5.4.310.3030.03783.70
5.4.300.3600.05083.73
5.4.290.2700.05083.88
5.4.280.3170.05083.52
5.4.270.3330.03383.85
5.4.260.3600.05083.73
5.4.250.3700.04383.95
5.4.240.3230.05383.71
5.4.230.3500.05383.72
5.4.220.3530.04783.73
5.4.210.3270.04783.70
5.4.200.3670.05083.94
5.4.190.3530.04783.57
5.4.180.3570.04383.43
5.4.170.3270.05783.57
5.4.160.2970.03383.75
5.4.150.3330.04383.71
5.4.140.3600.04780.98
5.4.130.3800.03780.97
5.4.120.3700.05381.14
5.4.110.3400.04781.25
5.4.100.3230.05381.24
5.4.90.3270.05381.16
5.4.80.3730.05381.12
5.4.70.3630.04381.11
5.4.60.3870.05081.20
5.4.50.3100.04381.14
5.4.40.3770.04081.18
5.4.30.3470.05081.13
5.4.20.3770.03781.05
5.4.10.3470.05080.84
5.4.00.3630.04780.59
5.3.290.3170.06378.64
5.3.280.3430.05778.40
5.3.270.3430.04078.45
5.3.260.3630.05378.36
5.3.250.3570.05778.37
5.3.240.3330.04378.36
5.3.230.3800.04378.26
5.3.220.3900.04078.41
5.3.210.3470.04778.41
5.3.200.3570.06078.34
5.3.190.3570.05778.27
5.3.180.3670.05378.54
5.3.170.3330.05078.26
5.3.160.4130.05778.26
5.3.150.3870.04778.55
5.3.140.4000.05378.25
5.3.130.4170.05378.39
5.3.120.3700.04078.54
5.3.110.3900.06378.30
5.3.100.3600.04378.02
5.3.90.3400.05377.86
5.3.80.3570.05077.63
5.3.70.3400.05377.79
5.3.60.3430.04777.60
5.3.50.3270.05377.77
5.3.40.3630.04377.63
5.3.30.3300.04777.50
5.3.20.3300.04777.46
5.3.10.3830.03377.43
5.3.00.3230.05077.31
5.2.170.3000.03022.49
5.2.160.2970.03322.44
5.2.150.2900.03322.68
5.2.140.2630.03322.36
5.2.130.3130.03022.39
5.2.120.3000.03022.50
5.2.110.2870.03022.29
5.2.100.2800.02722.36
5.2.90.3030.03322.41
5.2.80.2270.03022.47
5.2.70.1100.03722.47
5.2.60.1930.03022.96
5.2.50.2370.03022.56
5.2.40.2170.02322.65
5.2.30.1900.03022.66
5.2.20.2030.03022.59
5.2.10.1970.03023.06
5.2.00.1870.02722.28
5.1.60.1830.02322.43
5.1.50.2070.02322.34
5.1.40.1700.02722.24
5.1.30.2000.02322.67
5.1.20.2070.03022.70
5.1.10.2170.02722.39
5.1.00.1900.02322.30
5.0.50.0600.02321.74
5.0.40.0900.02321.45
5.0.30.0870.03721.26
5.0.20.1070.03021.27
5.0.10.0730.02721.24
5.0.00.0930.02724.54
4.4.90.1030.02014.49
4.4.80.1030.02314.51
4.4.70.1230.01314.47
4.4.60.1100.01314.46
4.4.50.0870.02014.42
4.4.40.1100.02314.52
4.4.30.0930.01314.47
4.4.20.0870.01314.59
4.4.10.0870.01714.50
4.4.00.1070.02714.54
4.3.110.1000.01715.91
4.3.100.1030.02015.81
4.3.90.1170.01315.73
4.3.80.1030.02716.95
4.3.70.1200.02015.70
4.3.60.1330.01315.83
4.3.50.1070.02015.82
4.3.40.1200.02316.64
4.3.30.0700.03315.23
4.3.20.0500.01713.08
4.3.10.0600.01315.11
4.3.00.0770.02715.16

preferences:
42.31 ms | 400 KiB | 5 Q