3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a() { return a(); } (new 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)
8.3.60.0110.00416.61
8.3.50.0100.00821.87
8.3.40.0070.01118.96
8.3.30.0140.00318.96
8.3.20.0070.00020.31
8.3.10.0000.00823.65
8.3.00.0080.00019.15
8.2.180.0070.00718.29
8.2.170.0150.00622.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0130.00626.16
8.2.120.0050.00222.08
8.2.110.0160.00022.29
8.2.100.0080.00317.91
8.2.90.0060.00319.09
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0000.00917.80
8.2.50.0000.00818.07
8.2.40.0080.00019.95
8.2.30.0000.00818.05
8.2.20.0000.00717.68
8.2.10.0040.00417.99
8.2.00.0080.00317.65
8.1.280.0110.00425.92
8.1.270.0040.00423.89
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0000.00924.02
8.1.230.0060.00619.16
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0040.00417.53
8.1.180.0090.00318.10
8.1.170.0030.00718.60
8.1.160.0050.00221.85
8.1.150.0050.00318.37
8.1.140.0060.00317.23
8.1.130.0000.00717.80
8.1.120.0000.00717.30
8.1.110.0040.00417.20
8.1.100.0060.00317.20
8.1.90.0000.00717.32
8.1.80.0000.00717.20
8.1.70.0000.00717.13
8.1.60.0090.00017.46
8.1.50.0040.00417.43
8.1.40.0000.00717.40
8.1.30.0040.00417.52
8.1.20.0080.00017.58
8.1.10.0080.00017.52
8.1.00.0040.00417.45
8.0.300.0000.00718.77
8.0.290.0000.00717.18
8.0.280.0000.00718.29
8.0.270.0000.00717.09
8.0.260.0000.00617.23
8.0.250.0030.00316.85
8.0.240.0080.00016.84
8.0.230.0070.00016.92
8.0.220.0000.00716.88
8.0.210.0060.00416.94
8.0.200.0050.00216.83
8.0.190.0060.00316.91
8.0.180.0030.00616.89
8.0.170.0070.00016.79
8.0.160.0050.00216.77
8.0.150.0040.00416.82
8.0.140.0030.00316.73
8.0.130.0050.00013.30
8.0.120.0000.00716.88
8.0.110.0030.00316.79
8.0.100.0050.00316.82
8.0.90.0040.00416.90
8.0.80.0030.01416.83
8.0.70.0000.00816.84
8.0.60.0000.00816.91
8.0.50.0040.00416.77
8.0.30.0100.00817.01
8.0.20.0130.01017.40
8.0.10.0000.00716.78
8.0.00.0100.00716.77
7.4.330.0000.00615.00
7.4.320.0030.00316.36
7.4.300.0030.00316.53
7.4.290.0070.00016.50
7.4.280.0000.00716.52
7.4.270.0000.00716.45
7.4.260.0070.00016.48
7.4.250.0030.00316.49
7.4.240.0010.00716.49
7.4.230.0040.00416.51
7.4.220.0150.00016.32
7.4.210.0060.01016.43
7.4.200.0000.00716.41
7.4.190.0030.00316.60
7.4.160.0110.00716.57
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0140.00716.52
7.4.120.0120.00616.39
7.4.110.0140.01116.63
7.4.100.0030.01716.43
7.4.90.0230.00016.47
7.4.80.0130.00619.39
7.4.70.0130.00316.45
7.4.60.0120.01016.36
7.4.50.0000.00816.19
7.4.40.0040.01122.77
7.4.30.0100.00716.33
7.4.00.0110.00714.96
7.3.330.0060.00013.29
7.3.320.0040.00313.29
7.3.310.0000.00716.29
7.3.300.0040.00416.30
7.3.290.0000.02016.23
7.3.280.0060.01216.28
7.3.270.0040.01417.40
7.3.260.0140.00416.45
7.3.250.0110.00916.26
7.3.240.0100.00616.49
7.3.230.0080.01116.39
7.3.210.0070.01016.42
7.3.200.0190.00319.39
7.3.190.0070.01416.20
7.3.180.0060.00916.51
7.3.170.0100.00616.50
7.3.160.0030.01216.46
7.3.120.0090.00614.97
7.2.330.0060.01116.46
7.2.320.0150.00916.29
7.2.310.0070.01016.52
7.2.300.0100.01016.39
7.2.290.0150.00316.60
7.2.110.0170.00716.15
7.2.80.0060.00616.62
7.2.60.0080.00316.72
7.2.50.0070.00716.59
7.2.00.0060.00919.36
7.1.200.0090.00615.51
7.1.100.0030.01017.71
7.1.70.0090.00317.06
7.1.60.0100.01019.46
7.1.50.0060.00916.69
7.1.00.0030.07722.35
7.0.200.0280.00314.75
7.0.140.0030.07322.21
7.0.60.0070.08019.98
7.0.50.0200.06317.89
7.0.40.0000.06020.04
7.0.30.0530.07020.23
7.0.20.0300.09020.24
7.0.10.1300.04020.15
7.0.00.0030.08720.22
5.6.280.0030.07021.18
5.6.210.0100.07720.51
5.6.200.0030.04318.19
5.6.190.0070.04720.79
5.6.180.0170.08720.61
5.6.170.0300.04720.62
5.6.160.0070.08720.57
5.6.150.0130.07018.12
5.6.140.0070.05318.21
5.6.130.0030.08718.19
5.6.120.0070.08721.03
5.6.110.0130.06321.03
5.6.100.0030.09720.96
5.6.90.0070.09021.11
5.6.80.0300.05720.43
5.6.70.4470.03320.38
5.5.350.0100.07320.30
5.5.340.0030.03718.03
5.5.330.0070.08320.35
5.5.320.0430.06020.51
5.5.310.0200.03720.34
5.5.300.0170.07717.92
5.5.290.0000.05318.02
5.5.280.0030.09020.74
5.5.270.0100.07020.87
5.5.260.0130.07720.87
5.5.250.0200.07320.80
5.5.240.0230.05720.16
5.4.450.1830.03019.47
5.4.440.1800.04319.54
5.4.430.1970.04719.47
5.4.420.2030.04719.33
5.4.410.1830.04019.17
5.4.400.1900.03718.98
5.4.390.2230.04719.23
5.4.380.1900.03319.08
5.4.370.2070.04019.16
5.4.360.2070.03719.08
5.4.350.2000.04718.86
5.4.340.2000.03019.03
5.4.320.2070.03719.22
5.4.310.2100.04019.13
5.4.300.1970.03719.23
5.4.290.1870.03319.22
5.4.280.2100.05019.03
5.4.270.2100.04719.21
5.4.260.1830.03719.14
5.4.250.1870.03319.05
5.4.240.1830.03319.05
5.4.230.1900.04719.12
5.4.220.1770.04318.96
5.4.210.2000.03319.25
5.4.200.2100.04018.97
5.4.190.2000.04318.98
5.4.180.2170.04319.21
5.4.170.2100.03019.07
5.4.160.1770.04318.99
5.4.150.1900.03719.17
5.4.140.1870.04016.66
5.4.130.2030.05016.32
5.4.120.1800.03716.33
5.4.110.1800.03716.58
5.4.100.1970.04016.45
5.4.90.2000.03016.45
5.4.80.1800.03716.25
5.4.70.1900.03316.44
5.4.60.2030.03316.32
5.4.50.2000.04316.25
5.4.40.1800.02716.52
5.4.30.2030.04016.16
5.4.20.2000.04016.53
5.4.10.1970.04316.32
5.4.00.1930.03015.77
5.3.290.1930.05014.56
5.3.280.1970.03314.59
5.3.270.2030.04014.65
5.3.260.1870.03714.75
5.3.250.1900.04014.61
5.3.240.2070.04314.68
5.3.230.1730.04014.50
5.3.220.2030.03014.54
5.3.210.1970.03714.54
5.3.200.1800.03714.49
5.3.190.2030.05314.48
5.3.180.2100.03314.79
5.3.170.2070.04714.54
5.3.160.1770.04314.79
5.3.150.2270.04014.58
5.3.140.1930.04714.66
5.3.130.2100.06714.63
5.3.120.2070.05014.63
5.3.110.2030.04014.66
5.3.100.2130.04014.05
5.3.90.2130.04014.14
5.3.80.2100.04713.91
5.3.70.2070.03714.03
5.3.60.1900.03714.04
5.3.50.1830.04013.89
5.3.40.1900.04013.95
5.3.30.1930.03013.98
5.3.20.1930.03013.78
5.3.10.2070.03713.57
5.3.00.1800.03713.71
5.2.170.0300.01711.22
5.2.160.0130.03011.04
5.2.150.0200.03011.09
5.2.140.0100.03311.14
5.2.130.0070.03311.18
5.2.120.0170.02311.18
5.2.110.0170.03311.10
5.2.100.0200.02311.21
5.2.90.0100.03011.24
5.2.80.0130.02711.09
5.2.70.0230.02011.31
5.2.60.0170.02710.96
5.2.50.0100.03010.96
5.2.40.0100.03010.91
5.2.30.0130.02710.86
5.2.20.0170.02311.04
5.2.10.0130.02311.09
5.2.00.0100.03010.76
5.1.60.0130.0209.96
5.1.50.0130.0209.97
5.1.40.0170.0209.98
5.1.30.0100.03310.30
5.1.20.0200.03010.26
5.1.10.0170.02010.14
5.1.00.0170.0209.96
5.0.50.0100.0208.47
5.0.40.0100.0178.41
5.0.30.0030.0378.45
5.0.20.0070.0238.10
5.0.10.0130.0178.06
5.0.00.0100.0338.08
4.4.90.0030.0177.43
4.4.80.0070.0137.43
4.4.70.0070.0137.43
4.4.60.0030.0177.43
4.4.50.0070.0137.43
4.4.40.0070.0237.43
4.4.30.0100.0137.43
4.4.20.0030.0177.43
4.4.10.0030.0177.43
4.4.00.0030.0277.43
4.3.110.0030.0177.43
4.3.100.0070.0137.43
4.3.90.0030.0177.43
4.3.80.0070.0207.43
4.3.70.0030.0177.43
4.3.60.0100.0137.43
4.3.50.0030.0177.43
4.3.40.0070.0237.43
4.3.30.0030.0177.43
4.3.20.0000.0207.43
4.3.10.0030.0137.43
4.3.00.0070.0107.43

preferences:
41.95 ms | 400 KiB | 5 Q