3v4l.org

run code in 300+ PHP versions simultaneously
<?php pack("d4294967297", 2); 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)
8.3.60.0350.02477.75
8.3.50.0540.01574.05
8.3.40.0230.01644.57
8.3.30.0230.02045.13
8.3.20.0180.00446.53
8.3.10.0150.00449.40
8.3.00.0110.00748.30
8.2.180.0710.02972.25
8.2.170.0320.00744.66
8.2.160.0190.01348.32
8.2.150.0130.01044.64
8.2.140.0140.01044.57
8.2.130.0200.00346.53
8.2.120.0170.00743.50
8.2.110.0280.00046.54
8.2.100.0280.00343.91
8.2.90.0130.01044.03
8.2.80.0140.00743.80
8.2.70.0130.01043.38
8.2.60.0130.01043.68
8.2.50.0030.02043.50
8.2.40.0120.01244.09
8.2.30.0210.00343.78
8.2.20.0120.00843.33
8.2.10.0150.00643.47
8.2.00.0120.01243.35
8.1.280.0500.02374.65
8.1.270.0150.00748.73
8.1.260.0180.00645.88
8.1.250.0130.00749.29
8.1.240.0140.01448.20
8.1.230.0390.00346.97
8.1.220.0070.01443.52
8.1.210.0200.00344.75
8.1.200.0170.00743.22
8.1.190.0090.01243.30
8.1.180.0200.00342.98
8.1.170.0150.00744.55
8.1.160.0220.00047.87
8.1.150.0140.01044.43
8.1.140.0240.00843.33
8.1.130.0190.00043.80
8.1.120.0070.01443.34
8.1.110.0200.00343.34
8.1.100.0140.00743.44
8.1.90.0150.00743.32
8.1.80.0100.01043.40
8.1.70.0190.00043.31
8.1.60.0190.00643.55
8.1.50.0110.01143.48
8.1.40.0130.01643.33
8.1.30.0110.01143.41
8.1.20.0150.00643.59
8.1.10.0230.01373.06
8.1.00.0240.01073.00
8.0.300.0320.00475.72
8.0.290.0200.01472.68
8.0.280.0400.00373.93
8.0.270.0170.01772.58
8.0.260.0400.00772.21
8.0.250.0180.02172.39
8.0.240.0290.01372.32
8.0.230.0340.00772.27
8.0.220.0250.01072.32
8.0.210.0100.02472.34
8.0.200.0310.00772.44
8.0.190.0230.01672.31
8.0.180.0390.01672.32
8.0.170.0250.01672.35
8.0.160.0230.01372.23
8.0.150.0240.01472.39
8.0.140.0260.01072.29
8.0.130.0440.014121.64
8.0.120.0270.00872.35
8.0.110.0190.01272.25
8.0.100.0280.01072.30
8.0.90.0210.01472.26
8.0.80.0530.03072.33
8.0.70.0160.01972.38
8.0.60.0220.01672.32
8.0.50.0220.00972.14
8.0.30.0670.02672.53
8.0.20.0450.03572.36
8.0.10.0140.01772.37
8.0.00.0490.03672.11
7.4.330.0190.01272.84
7.4.320.0200.01371.86
7.4.300.0110.02572.04
7.4.290.0190.02271.80
7.4.280.0290.01371.82
7.4.270.0290.01371.86
7.4.260.0330.00372.02
7.4.250.0190.01671.99
7.4.240.0240.01271.93
7.4.230.0170.02071.84
7.4.220.0670.03371.97
7.4.210.0440.02271.99
7.4.200.0210.01472.11
7.4.190.0220.01072.08
7.4.160.0620.02271.97
7.4.150.0650.02771.95
7.4.140.0620.02271.85
7.4.130.0640.02671.92
7.4.120.0660.02972.00
7.4.110.0660.02771.95
7.4.100.0890.02071.91
7.4.90.0520.02972.09
7.4.80.0660.03072.12
7.4.70.0770.03072.04
7.4.60.0540.02572.13
7.4.50.0170.02371.85
7.4.40.0260.02671.75
7.4.30.0590.02871.99
7.4.00.0360.02370.57
7.3.330.0420.010121.68
7.3.320.0340.024121.75
7.3.310.0170.01371.70
7.3.300.0250.00771.60
7.3.290.0550.01971.81
7.3.280.0630.03571.76
7.3.270.0490.03571.75
7.3.260.0620.02171.79
7.3.250.0690.01671.89
7.3.240.0600.02672.10
7.3.230.0620.02071.80
7.3.210.0550.02971.67
7.3.200.0680.01871.88
7.3.190.0560.03572.03
7.3.180.0420.03971.87
7.3.170.0580.02671.86
7.3.160.0630.02972.00
7.3.120.0200.03370.55
7.3.10.0860.01778.13
7.3.00.0970.01078.15
7.2.330.0470.04172.17
7.2.320.0510.03672.04
7.2.310.0610.03971.96
7.2.300.0680.03472.01
7.2.290.0610.02071.98
7.2.130.1000.00678.51
7.2.120.1040.02278.35
7.2.110.1170.02078.59
7.2.100.0970.01678.56
7.2.90.6930.01378.10
7.2.80.6690.02778.52
7.2.70.4050.00778.42
7.2.60.1300.02078.59
7.2.50.0360.01878.60
7.2.40.0350.02478.63
7.2.30.0270.02778.64
7.2.20.0430.01878.59
7.2.10.0440.02178.57
7.2.00.2180.02679.87
7.1.250.0890.02877.54
7.1.200.1340.00377.71
7.1.101.0690.02076.14
7.1.70.1100.01378.92
7.1.60.0240.03079.22
7.1.50.0170.04296.99
7.1.00.0170.08084.48
7.0.200.2750.02077.59
7.0.140.0100.08384.00
7.0.100.0500.04075.57
7.0.90.0900.05075.59
7.0.80.0770.04075.76
7.0.70.0700.09375.48
7.0.60.1070.09775.59
7.0.50.0900.08375.88
7.0.40.0130.10320.14
7.0.30.0200.07320.11
7.0.20.0130.09720.10
7.0.10.0130.10720.11
7.0.00.0170.05720.10
5.6.280.0230.09085.63
5.6.250.0230.04385.38
5.6.240.0270.04385.25
5.6.230.0300.05085.43
5.6.220.0300.07085.23
5.6.210.0430.07085.36
5.6.200.0270.09785.67
5.6.190.0370.08785.81
5.6.180.0400.11785.65
5.6.170.0370.10085.68
5.6.160.0530.08085.88
5.6.150.0430.07785.80
5.6.140.0330.08385.87
5.6.130.0470.09785.64
5.6.120.0300.06085.79
5.6.110.0270.09085.65
5.6.100.0370.05085.66
5.6.90.0300.08785.68
5.6.80.0370.08385.16
5.6.70.0400.08785.16
5.6.60.0470.09085.10
5.6.50.0330.05385.11
5.6.40.0430.08085.10
5.6.30.0270.11085.13
5.6.20.0270.05785.07
5.6.10.0330.08784.99
5.6.00.0300.05085.00
5.5.380.0130.05785.10
5.5.370.0300.04785.07
5.5.360.0300.10385.26
5.5.350.0230.06085.08
5.5.340.0430.10085.59
5.5.330.0300.10385.48
5.5.320.0430.08785.52
5.5.310.0370.09085.62
5.5.300.0370.07085.59
5.5.290.0430.10385.61
5.5.280.0330.10385.63
5.5.270.0300.09385.46
5.5.260.0330.08785.43
5.5.250.0330.09785.29
5.5.240.0330.10384.92
5.5.230.0370.07084.97
5.5.220.0300.05784.81
5.5.210.0430.08085.02
5.5.200.0330.06784.92
5.5.190.0400.11084.86
5.5.180.0370.09784.70
5.5.160.0270.06784.84
5.5.150.0400.09084.82
5.5.140.0370.08384.98
5.5.130.0230.07384.82
5.5.120.0230.05384.97
5.5.110.0300.09084.85
5.5.100.0200.08784.69
5.5.90.0570.09384.86
5.5.80.0430.07784.87
5.5.70.0270.08384.86
5.5.60.0400.07384.72
5.5.50.0330.07084.84
5.5.40.0270.10784.79
5.5.30.0400.05084.77
5.5.20.0330.07384.77
5.5.10.0170.05784.83
5.5.00.0330.09084.72
5.4.450.0300.10784.09
5.4.440.0170.06384.11
5.4.430.0270.06083.99
5.4.420.0400.08383.99
5.4.410.0270.09084.05
5.4.400.0370.08083.61
5.4.390.0330.05383.66
5.4.380.0170.07783.70
5.4.370.0330.08783.66
5.4.360.0430.07783.53
5.4.350.0430.08383.70
5.4.340.0370.07783.74
5.4.320.0270.08783.68
5.4.310.0300.08383.74
5.4.300.0300.05783.66
5.4.290.0400.07383.49
5.4.280.0400.07783.70
5.4.270.0330.09083.65
5.4.260.0430.08383.54
5.4.250.0430.05383.74
5.4.240.0230.05383.71
5.4.230.0430.08783.69
5.4.220.0330.07083.70
5.4.210.0270.09083.63
5.4.200.0330.08383.85
5.4.190.0370.09383.47
5.4.180.0470.07783.62
5.4.170.0300.10783.68
5.4.160.0330.06783.80
5.4.150.0430.09083.65
5.4.140.0230.06081.14
5.4.130.0230.09081.13
5.4.120.0330.08781.10
5.4.110.0300.05380.98
5.4.100.0300.03781.03
5.4.90.0330.09081.15
5.4.80.0300.06781.00
5.4.70.0170.05081.17
5.4.60.0130.08381.16
5.4.50.0200.09781.10
5.4.40.0270.06780.98
5.4.30.0170.06381.07
5.4.20.0300.05081.17
5.4.10.0270.10381.08
5.4.00.0270.09380.55
5.3.290.0370.10378.32
5.3.280.0200.11778.40
5.3.270.0470.12778.35
5.3.260.0270.08378.34
5.3.250.0230.13078.44
5.3.240.0400.07778.40
5.3.230.0200.07778.50
5.3.220.0270.12378.42
5.3.210.0230.12078.33
5.3.200.0200.11378.33
5.3.190.0300.08378.30
5.3.180.0400.09778.42
5.3.170.0170.10378.32
5.3.160.0270.08378.37
5.3.150.0500.08078.26
5.3.140.0300.11778.29
5.3.130.0170.07378.38
5.3.120.0330.08378.23
5.3.110.0300.08378.23
5.3.100.0130.13377.88
5.3.90.0400.10077.84
5.3.80.0430.09077.60
5.3.70.0330.12777.79
5.3.60.0300.13777.79
5.3.50.0470.11377.61
5.3.40.0200.11777.68
5.3.30.0400.06377.70
5.3.20.0400.10077.35
5.3.10.0300.08777.35
5.3.00.0400.11777.25
5.2.170.0100.06722.50
5.2.160.0070.05022.37
5.2.150.0130.05722.44
5.2.140.0030.05322.45
5.2.130.0100.04322.51
5.2.120.0070.05323.03
5.2.110.0170.04322.37
5.2.100.0100.06322.45
5.2.90.0100.06322.45
5.2.80.0070.03722.24
5.2.70.0100.06323.03
5.2.60.0070.04022.41
5.2.50.0100.07022.65
5.2.40.0070.05022.70
5.2.30.0170.06022.47
5.2.20.0130.06322.57
5.2.10.0170.03322.84
5.2.00.0100.03722.42
5.1.60.0100.03022.33
5.1.50.0070.03322.33
5.1.40.0170.05022.19
5.1.30.0130.03322.68
5.1.20.0100.03022.70
5.1.10.0130.05722.26
5.1.00.0130.03322.40
5.0.50.0100.05321.69
5.0.40.0100.04021.60
5.0.30.0100.06721.41
5.0.20.0170.02021.41
5.0.10.0000.04021.39
5.0.00.0200.06724.54
4.4.90.0070.03314.54
4.4.80.0070.03014.48
4.4.70.0100.03314.43
4.4.60.0100.03714.42
4.4.50.0030.03714.54
4.4.40.0130.05014.46
4.4.30.0070.03314.52
4.4.20.0100.02714.50
4.4.10.0100.03014.49
4.4.00.0070.05014.46
4.3.110.0100.03715.93
4.3.100.0030.04315.75
4.3.90.0100.03015.81
4.3.80.0130.02316.97
4.3.70.0030.03015.82
4.3.60.0030.03015.82
4.3.50.0070.02015.82
4.3.40.0170.05316.45
4.3.30.0100.03315.18
4.3.20.0130.03013.16
4.3.10.0070.03715.09
4.3.00.0070.04315.18

preferences:
41.8 ms | 401 KiB | 5 Q