3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a{} abstract class b extends a { } $b = new b();

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)
8.3.40.0060.00918.56
8.3.30.0000.01419.04
8.3.20.0000.00720.35
8.3.10.0050.00320.61
8.3.00.0080.00017.93
8.2.170.0150.00622.96
8.2.160.0100.00720.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0080.00021.95
8.2.110.0000.01019.27
8.2.100.0090.00317.72
8.2.90.0060.00319.15
8.2.80.0060.00317.97
8.2.70.0040.00417.61
8.2.60.0000.00917.93
8.2.50.0060.00318.07
8.2.40.0000.01018.03
8.2.30.0050.00319.15
8.2.20.0070.00017.62
8.2.10.0080.00018.00
8.2.00.0040.00417.67
8.1.270.0060.00323.96
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00022.25
8.1.230.0000.01119.05
8.1.220.0070.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0030.00617.10
8.1.180.0080.00018.10
8.1.170.0040.00418.56
8.1.160.0040.00421.88
8.1.150.0000.00718.75
8.1.140.0070.00017.19
8.1.130.0030.00317.69
8.1.120.0030.00517.32
8.1.110.0040.00417.36
8.1.100.0040.00417.21
8.1.90.0000.00817.26
8.1.80.0040.00417.37
8.1.70.0000.00717.20
8.1.60.0030.00517.44
8.1.50.0030.00617.39
8.1.40.0090.00017.39
8.1.30.0000.00817.52
8.1.20.0050.00317.46
8.1.10.0040.00417.54
8.1.00.0000.00717.48
8.0.300.0000.00720.08
8.0.290.0040.00416.63
8.0.280.0070.00018.28
8.0.270.0030.00517.22
8.0.260.0000.00617.10
8.0.250.0070.00016.97
8.0.240.0040.00416.95
8.0.230.0070.00016.83
8.0.220.0000.00716.82
8.0.210.0070.00016.80
8.0.200.0000.00816.88
8.0.190.0000.00916.84
8.0.180.0000.00716.73
8.0.170.0060.00316.82
8.0.160.0070.00016.82
8.0.150.0030.00516.86
8.0.140.0000.00716.79
8.0.130.0030.00313.41
8.0.120.0050.00216.81
8.0.110.0040.00416.86
8.0.100.0000.00716.83
8.0.90.0040.00416.91
8.0.80.0190.00316.94
8.0.70.0030.00316.83
8.0.60.0040.00416.91
8.0.50.0000.00816.83
8.0.30.0080.01116.96
8.0.20.0090.01117.40
8.0.10.0000.00716.77
8.0.00.0110.00616.64
7.4.330.0050.00015.02
7.4.320.0030.00316.48
7.4.300.0060.00016.53
7.4.290.0030.00316.42
7.4.280.0040.00416.37
7.4.270.0070.00016.39
7.4.260.0000.00716.52
7.4.250.0070.00016.34
7.4.240.0040.00416.40
7.4.230.0000.00616.52
7.4.220.0130.00916.40
7.4.210.0040.01116.46
7.4.200.0030.00516.43
7.4.160.0090.00616.54
7.4.150.0110.00617.40
7.4.140.0100.00717.86
7.4.130.0060.01116.47
7.4.120.0060.01116.50
7.4.110.0100.00616.47
7.4.100.0140.00816.46
7.4.90.0030.01316.40
7.4.80.0080.00816.43
7.4.70.0130.00316.50
7.4.60.0150.00316.43
7.4.50.0000.00516.63
7.4.40.0130.00316.50
7.4.30.0090.00616.48
7.4.00.0080.00814.89
7.3.330.0000.00613.25
7.3.320.0000.00513.30
7.3.310.0030.00316.30
7.3.300.0030.00316.28
7.3.290.0030.01116.28
7.3.280.0060.01016.31
7.3.270.0070.01017.40
7.3.260.0140.00316.51
7.3.250.0070.01016.35
7.3.240.0150.00916.50
7.3.230.0070.01016.41
7.3.210.0060.01016.52
7.3.200.0070.01419.39
7.3.190.0110.00616.31
7.3.180.0090.00916.16
7.3.170.0130.00316.34
7.3.160.0100.01016.68
7.3.120.0040.01114.51
7.3.110.0100.00714.84
7.3.100.0040.01814.86
7.3.90.0060.00914.88
7.3.80.0030.00714.94
7.3.70.0060.00614.54
7.3.60.0070.00714.32
7.3.50.0060.00314.65
7.3.40.0040.00714.90
7.3.30.0060.00314.81
7.3.20.0070.01016.63
7.3.10.0050.01016.48
7.3.00.0070.00816.38
7.2.330.0030.01316.68
7.2.320.0200.00716.30
7.2.310.0100.00716.29
7.2.300.0000.01716.60
7.2.290.0070.01016.62
7.2.250.0130.00314.98
7.2.240.0000.01815.03
7.2.230.0060.00914.85
7.2.220.0110.00714.86
7.2.210.0060.00314.61
7.2.200.0030.01014.64
7.2.190.0040.00814.76
7.2.180.0100.00314.64
7.2.170.0000.01414.91
7.2.160.0060.00614.82
7.2.150.0030.00916.71
7.2.140.0030.01016.77
7.2.130.0080.00716.82
7.2.120.0050.01016.85
7.2.110.0000.01416.87
7.2.100.0090.00616.80
7.2.90.0070.00916.86
7.2.80.0070.00416.69
7.2.70.0080.00816.77
7.2.60.0050.00916.73
7.2.50.0090.00316.61
7.2.40.0060.00616.82
7.2.30.0070.00916.83
7.2.20.0050.00716.78
7.2.10.0040.01116.75
7.2.00.0050.01017.61
7.1.330.0090.00615.59
7.1.320.0050.00515.61
7.1.310.0110.00315.38
7.1.300.0030.00615.52
7.1.290.0070.00715.67
7.1.280.0000.01015.71
7.1.270.0000.00915.25
7.1.260.0070.00715.59
7.1.250.0050.00715.47
7.1.240.0000.01315.75
7.1.230.0070.00715.72
7.1.220.0030.00615.51
7.1.210.0030.00615.25
7.1.200.0050.00615.64
7.1.190.0070.01115.69
7.1.180.0030.00615.58
7.1.170.0030.00615.69
7.1.160.0150.00015.75
7.1.150.0120.00315.60
7.1.140.0000.01415.62
7.1.130.0060.00915.64
7.1.120.0000.01615.73
7.1.110.0060.01015.48
7.1.100.0020.01116.88
7.1.90.0040.01115.75
7.1.80.0100.00715.80
7.1.70.0060.00616.20
7.1.60.0050.01417.52
7.1.50.0080.01016.22
7.1.40.0080.00615.28
7.1.30.0070.00715.62
7.1.20.0070.00715.43
7.1.10.0120.00615.79
7.1.00.0020.04018.88
7.0.330.0000.01115.26
7.0.320.0040.00815.17
7.0.310.0070.01015.33
7.0.300.0000.01315.05
7.0.290.0040.00815.40
7.0.280.0000.01015.31
7.0.270.0030.00915.31
7.0.260.0080.00315.12
7.0.250.0000.01315.45
7.0.240.0040.00715.32
7.0.230.0000.01115.27
7.0.220.0080.00815.10
7.0.210.0060.00615.31
7.0.200.0080.00116.00
7.0.190.0100.00615.29
7.0.180.0000.01415.33
7.0.170.0060.00315.30
7.0.160.0000.01215.20
7.0.150.0060.01015.36
7.0.140.0030.04318.67
7.0.130.0030.01315.15
7.0.120.0070.00715.10
7.0.110.0000.01315.16
7.0.100.0070.00715.31
7.0.90.0070.00415.26
7.0.80.0070.00315.21
7.0.70.0070.00715.46
7.0.60.0090.04217.54
7.0.50.0050.03716.52
7.0.40.0060.03816.99
7.0.30.0280.04216.86
7.0.20.0150.04316.94
7.0.10.0050.02416.83
7.0.00.0100.02516.87
5.6.400.0030.01313.87
5.6.390.0080.00314.30
5.6.380.0100.00314.21
5.6.370.0040.01214.20
5.6.360.0060.00314.29
5.6.350.0000.01414.25
5.6.340.0060.00614.53
5.6.330.0030.00914.33
5.6.320.0070.00713.98
5.6.310.0070.00714.59
5.6.300.0040.00814.13
5.6.290.0040.01114.17
5.6.280.0060.03917.63
5.6.270.0030.01414.18
5.6.260.0030.00614.11
5.6.250.0140.00014.24
5.6.240.0090.00314.34
5.6.230.0040.01214.32
5.6.220.0030.01014.18
5.6.210.0110.03517.42
5.6.200.0030.04716.16
5.6.190.0070.04417.39
5.6.180.0280.03817.36
5.6.170.0150.03217.22
5.6.160.0050.03317.21
5.6.150.0090.02516.21
5.6.140.0030.02916.18
5.6.130.0090.04016.09
5.6.120.0020.05117.48
5.6.110.0080.02217.75
5.6.100.0070.03817.59
5.6.90.0050.03917.55
5.6.80.0050.04717.42
5.6.70.0000.01413.98
5.6.60.0100.00014.17
5.6.50.0060.00613.93
5.6.40.0040.00714.07
5.6.30.0000.01214.08
5.6.20.0080.00413.80
5.6.10.0000.01413.90
5.6.00.0070.01014.15
5.5.380.0090.00613.84
5.5.370.0000.01413.79
5.5.360.0000.01113.94
5.5.350.0100.03817.22
5.5.340.0080.02115.95
5.5.330.0050.04317.07
5.5.320.0240.03917.08
5.5.310.0200.03717.29
5.5.300.0050.02615.98
5.5.290.0020.02516.02
5.5.280.0070.04517.32
5.5.270.0070.03917.45
5.5.260.0030.02517.59
5.5.250.0100.04217.29
5.5.240.0130.03517.14
5.5.230.0060.01113.83
5.5.220.0070.00314.21
5.5.210.0070.00714.16
5.5.200.0060.00313.82
5.5.190.0050.00514.07
5.5.180.0070.00714.13
5.5.170.0130.00314.15
5.5.160.0140.00313.73
5.5.150.0060.00913.61
5.5.140.0000.01414.28
5.5.130.0040.00814.10
5.5.120.0030.01014.10
5.5.110.0070.00714.09
5.5.100.0030.00613.96
5.5.90.0030.01014.09
5.5.80.0110.00414.29
5.5.70.0060.00714.13
5.5.60.0000.01014.31
5.5.50.0030.01013.91
5.5.40.0040.00713.90
5.5.30.0040.00413.98
5.5.20.0060.00614.06
5.5.10.0070.00714.07
5.5.00.0000.00913.72
5.4.450.0030.03516.60
5.4.440.0420.03916.57
5.4.430.0620.03516.60
5.4.420.0430.02516.64
5.4.410.0340.03416.31
5.4.400.0580.02616.49
5.4.390.0450.03016.42
5.4.380.0150.03416.19
5.4.370.0220.02216.18
5.4.360.0170.02716.17
5.4.350.0160.03116.10
5.4.340.0300.03216.16
5.4.330.0070.00013.59
5.4.320.0030.02613.04
5.4.310.0030.02413.04
5.4.300.0040.02013.04
5.4.290.0050.02013.04
5.4.280.0040.02212.99
5.4.270.0020.02212.99
5.4.260.0030.02312.99
5.4.250.0050.02312.99
5.4.240.0040.02112.99
5.4.230.0020.02512.98
5.4.220.0060.01912.98
5.4.210.0040.02012.98
5.4.200.0060.02112.98
5.4.190.0030.02012.98
5.4.180.0070.01912.98
5.4.170.0030.02112.99
5.4.160.0030.02112.99
5.4.150.0050.01912.98
5.4.140.0070.02312.83
5.4.130.0030.02512.82
5.4.120.0040.02212.80
5.4.110.0020.02112.79
5.4.100.0050.01912.80
5.4.90.0060.01912.80
5.4.80.0040.02312.80
5.4.70.0050.02012.80
5.4.60.0080.01712.79
5.4.50.0050.02012.79
5.4.40.0030.02212.79
5.4.30.0040.02312.79
5.4.20.0080.02012.79
5.4.10.0020.02312.79
5.4.00.0050.01912.54
5.3.290.0050.03912.80
5.3.280.0030.03912.71
5.3.270.0030.04112.73
5.3.260.0070.03712.72
5.3.250.0040.03812.72
5.3.240.0060.03512.72
5.3.230.0050.03612.71
5.3.220.0070.03412.68
5.3.210.0040.04012.68
5.3.200.0090.03312.68
5.3.190.0070.03612.68
5.3.180.0070.03512.67
5.3.170.0080.03312.67
5.3.160.0060.03612.68
5.3.150.0100.03212.68
5.3.140.0080.03412.66
5.3.130.0090.03512.66
5.3.120.0050.03812.66
5.3.110.0060.03812.66
5.3.100.0050.03712.12
5.3.90.0080.03312.09
5.3.80.0050.03812.09
5.3.70.0050.03712.09
5.3.60.0060.03512.07
5.3.50.0030.03712.02
5.3.40.0090.03912.02
5.3.30.0080.03711.97
5.3.20.0040.04111.76
5.3.10.0090.03611.73
5.3.00.0060.04011.71
5.2.170.0050.0299.22
5.2.160.0070.0369.22
5.2.150.0040.0299.21
5.2.140.0040.0309.21
5.2.130.0040.0329.17
5.2.120.0030.0299.17
5.2.110.0020.0309.18
5.2.100.0050.0319.17
5.2.90.0030.0309.17
5.2.80.0030.0319.17
5.2.70.0040.0369.17
5.2.60.0030.0309.12
5.2.50.0030.0309.09
5.2.40.0070.0359.07
5.2.30.0030.0309.05
5.2.20.0040.0299.03
5.2.10.0120.0238.94
5.2.00.0050.0288.80
5.1.60.0070.0208.09
5.1.50.0050.0238.08
5.1.40.0050.0348.06
5.1.30.0030.0308.41
5.1.20.0040.0278.43
5.1.10.0060.0248.16
5.1.00.0010.0288.16
5.0.50.0040.0206.63
5.0.40.0030.0196.50
5.0.30.0030.0316.31
5.0.20.0030.0196.27
5.0.10.0040.0196.25
5.0.00.0010.0336.25
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0010.0174.76
4.4.60.0040.0144.75
4.4.50.0020.0154.77
4.4.40.0020.0284.71
4.4.30.0080.0094.76
4.4.20.0030.0144.84
4.4.10.0020.0154.84
4.4.00.0020.0254.76
4.3.110.0040.0134.67
4.3.100.0030.0144.66
4.3.90.0030.0134.64
4.3.80.0020.0244.59
4.3.70.0020.0144.63
4.3.60.0020.0154.63
4.3.50.0020.0154.63
4.3.40.0050.0244.54
4.3.30.0020.0173.29
4.3.20.0030.0163.27
4.3.10.0010.0163.23
4.3.00.0070.0206.73

preferences:
42.79 ms | 400 KiB | 5 Q