3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { function a() { echo 'TEST::A' . "\n"; } } class b extends a { function b () { } } $c = 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)
8.3.60.0070.00718.30
8.3.50.0070.01321.91
8.3.40.0130.00618.54
8.3.30.0120.00618.83
8.3.20.0000.00820.30
8.3.10.0000.00823.48
8.3.00.0080.00019.25
8.2.180.0040.01116.75
8.2.170.0110.00322.96
8.2.160.0100.00720.33
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00022.11
8.2.110.0100.00022.20
8.2.100.0120.00017.78
8.2.90.0040.00719.13
8.2.80.0080.00017.97
8.2.70.0040.00417.93
8.2.60.0000.00817.80
8.2.50.0040.00418.10
8.2.40.0060.00319.25
8.2.30.0000.00719.37
8.2.20.0000.00717.61
8.2.10.0000.00717.85
8.2.00.0030.00617.61
8.1.280.0030.01025.92
8.1.270.0030.00622.14
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00020.60
8.1.230.0110.00021.04
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0040.00417.10
8.1.190.0030.00617.09
8.1.180.0000.00718.10
8.1.170.0040.00418.50
8.1.160.0050.00218.69
8.1.150.0030.00518.87
8.1.140.0040.00417.38
8.1.130.0030.00517.73
8.1.120.0050.00217.30
8.1.110.0040.00417.38
8.1.100.0030.00517.39
8.1.90.0000.00917.39
8.1.80.0030.00317.35
8.1.70.0040.00417.27
8.1.60.0050.00517.39
8.1.50.0040.00417.41
8.1.40.0080.00017.49
8.1.30.0000.00917.51
8.1.20.0000.00717.56
8.1.10.0000.00717.43
8.1.00.0000.00717.43
8.0.300.0090.00018.77
8.0.290.0000.00816.63
8.0.280.0000.00718.38
8.0.270.0040.00417.06
8.0.260.0040.00417.08
8.0.250.0050.00316.96
8.0.240.0000.00716.93
8.0.230.0000.00716.95
8.0.220.0030.00516.82
8.0.210.0040.00416.73
8.0.200.0000.00716.88
8.0.190.0060.00316.83
8.0.180.0040.00416.74
8.0.170.0030.00516.91
8.0.160.0070.00016.82
8.0.150.0040.00316.61
8.0.140.0070.00016.69
8.0.130.0000.00613.25
8.0.120.0000.00816.78
8.0.110.0050.00416.85
8.0.100.0030.00516.77
8.0.90.0040.00416.83
8.0.80.0100.00616.71
8.0.70.0040.00416.65
8.0.60.0040.00416.74
8.0.50.0040.00416.75
8.0.30.0090.01016.81
8.0.20.0100.01317.40
8.0.10.0040.00416.89
8.0.00.0100.00816.67
7.4.330.0030.00315.00
7.4.320.0000.00616.45
7.4.300.0030.00316.60
7.4.290.0040.00416.61
7.4.280.0060.00316.59
7.4.270.0030.00316.42
7.4.260.0040.00416.57
7.4.250.0000.00716.45
7.4.240.0000.00716.38
7.4.230.0030.00316.50
7.4.220.0110.00716.45
7.4.210.0070.00716.55
7.4.200.0040.00416.48
7.4.160.0090.00616.39
7.4.150.0090.00917.40
7.4.140.0130.00917.86
7.4.130.0160.00316.57
7.4.120.0080.00916.45
7.4.110.0030.01616.43
7.4.100.0090.00916.55
7.4.90.0070.01416.61
7.4.80.0150.00619.39
7.4.70.0070.01016.24
7.4.60.0100.00716.54
7.4.50.0040.00416.52
7.4.40.0030.01616.53
7.4.30.0070.01116.59
7.4.00.0070.00814.96
7.3.330.0020.00213.30
7.3.320.0030.00313.23
7.3.310.0050.00216.19
7.3.300.0030.00316.31
7.3.290.0060.01116.25
7.3.280.0080.01116.25
7.3.270.0070.01017.40
7.3.260.0040.01316.62
7.3.250.0120.00816.44
7.3.240.0100.01316.50
7.3.230.0140.00316.39
7.3.210.0130.00316.21
7.3.200.0100.00719.39
7.3.190.0150.00716.48
7.3.180.0110.00516.33
7.3.170.0070.01016.44
7.3.160.0090.01216.17
7.3.120.0110.00814.81
7.3.110.0080.00814.78
7.3.100.0050.00914.67
7.3.90.0070.00614.56
7.3.80.0050.00614.85
7.3.70.0070.00614.63
7.3.60.0080.00814.72
7.3.50.0100.00614.74
7.3.40.0040.00814.67
7.3.30.0080.00614.66
7.3.20.0080.00516.49
7.3.10.0050.00916.50
7.3.00.0070.00716.53
7.2.330.0000.01716.64
7.2.320.0090.00916.75
7.2.310.0110.00416.64
7.2.300.0140.00416.49
7.2.290.0120.00916.27
7.2.250.0060.00914.70
7.2.240.0090.01014.76
7.2.230.0060.00814.91
7.2.220.0060.00714.92
7.2.210.0020.00914.82
7.2.200.0060.00714.93
7.2.190.0030.01114.76
7.2.180.0090.00714.89
7.2.170.0060.00814.84
7.2.110.0130.00716.19
7.2.60.0030.01016.87
7.2.00.0070.00419.21
7.1.330.0070.00815.57
7.1.320.0040.01015.46
7.1.310.0020.00815.50
7.1.300.0080.00515.55
7.1.290.0040.00815.58
7.1.280.0060.00715.60
7.1.270.0010.01015.58
7.1.260.0040.01115.44
7.1.200.0580.00015.29
7.1.100.0090.00318.02
7.1.70.0090.00616.88
7.1.60.0110.00419.11
7.1.50.0110.01116.80
7.1.00.0070.07322.36
7.0.200.0040.00416.70
7.0.140.0030.07022.15
7.0.60.0070.04719.85
7.0.50.0070.08717.94
7.0.40.0100.08020.09
7.0.30.0170.04320.04
7.0.20.0300.04320.30
7.0.10.0030.09020.06
7.0.00.0100.04320.25
5.6.280.0100.06721.17
5.6.210.0170.06720.52
5.6.200.0000.09018.22
5.6.190.0070.04720.62
5.6.180.0200.05020.62
5.6.170.1500.05720.39
5.6.160.0030.04320.39
5.6.150.0070.05718.14
5.6.140.0100.08018.18
5.6.130.0070.04318.13
5.6.120.0100.04720.77
5.6.110.0100.08021.12
5.6.100.0130.07021.07
5.6.90.0070.07320.86
5.6.80.0100.04320.41
5.5.350.0070.09020.45
5.5.340.0100.06318.08
5.5.330.0030.04720.57
5.5.320.0270.06020.26
5.5.310.0370.03020.27
5.5.300.0030.05017.98
5.5.290.0130.07317.96
5.5.280.0100.08320.94
5.5.270.0100.04720.73
5.5.260.0200.07020.68
5.5.250.0130.07320.59
5.5.240.0130.03020.29
5.4.450.0870.05719.55
5.4.440.0130.05319.46
5.4.430.0900.05719.38
5.4.420.0630.00019.52
5.4.410.0630.00019.30
5.4.400.0630.00019.16
5.4.390.0630.00019.03
5.4.380.0630.00019.12
5.4.370.0870.00019.13
5.4.360.0670.00019.12
5.4.350.0670.00019.21
5.4.340.0070.03512.02
5.4.320.0070.03612.50
5.4.310.0060.03712.50
5.4.300.0080.03512.50
5.4.290.0080.03612.50
5.4.280.0060.03612.39
5.4.270.0070.03812.39
5.4.260.0060.03712.39
5.4.250.0080.03412.39
5.4.240.0060.03512.39
5.4.230.0080.03612.38
5.4.220.0050.03712.39
5.4.210.0050.03612.38
5.4.200.0080.03912.39
5.4.190.0110.03212.38
5.4.180.0070.03412.38
5.4.170.0050.03912.39
5.4.160.0090.04112.39
5.4.150.0040.04612.39
5.4.140.0060.03812.07
5.4.130.0090.03712.06
5.4.120.0070.03312.02
5.4.110.0060.03512.01
5.4.100.0060.03312.01
5.4.90.0020.04012.02
5.4.80.0050.03712.02
5.4.70.0080.04312.01
5.4.60.0040.04312.01
5.4.50.0070.04912.01
5.4.40.0060.03312.00
5.4.30.0050.03612.00
5.4.20.0090.03811.98
5.4.10.0060.03811.99
5.4.00.0050.03611.48
5.3.290.0080.03812.80
5.3.280.0090.03412.71
5.3.270.0080.05212.72
5.3.260.0050.04212.72
5.3.250.0060.03612.71
5.3.240.0060.03712.72
5.3.230.0060.03712.71
5.3.220.0030.04012.68
5.3.210.0110.03212.68
5.3.200.0030.03912.68
5.3.190.0060.03812.67
5.3.180.0070.03512.67
5.3.170.0070.03512.67
5.3.160.0070.03512.67
5.3.150.0080.03412.67
5.3.140.0070.03412.66
5.3.130.0070.04012.66
5.3.120.0070.03712.66
5.3.110.0070.03712.66
5.3.100.0070.03612.12
5.3.90.0070.03512.10
5.3.80.0080.03412.10
5.3.70.0050.03712.09
5.3.60.0050.03812.08
5.3.50.0070.03612.02
5.3.40.0020.04012.02
5.3.30.0030.03711.98
5.3.20.0070.03411.78
5.3.10.0070.03311.73
5.3.00.0070.03411.72
5.2.170.0040.0319.22
5.2.160.0010.0339.22
5.2.150.0030.0339.22
5.2.140.0080.0289.22
5.2.130.0060.0289.18
5.2.120.0070.0279.18
5.2.110.0040.0309.18
5.2.100.0040.0299.18
5.2.90.0050.0299.18
5.2.80.0050.0309.17
5.2.70.0050.0309.17
5.2.60.0040.0319.13
5.2.50.0060.0299.10
5.2.40.0040.0309.07
5.2.30.0050.0309.05
5.2.20.0050.0289.04
5.2.10.0040.0288.94
5.2.00.0040.0288.80
5.1.60.0060.0228.09
5.1.50.0060.0228.09
5.1.40.0060.0268.07
5.1.30.0040.0288.42
5.1.20.0050.0278.44
5.1.10.0030.0268.17
5.1.00.0020.0278.16
5.0.50.0030.0216.64
5.0.40.0040.0186.50
5.0.30.0050.0296.31
5.0.20.0020.0216.28
5.0.10.0030.0206.25
5.0.00.0060.0296.25
4.4.90.0030.0164.78
4.4.80.0030.0204.75
4.4.70.0020.0184.75
4.4.60.0030.0194.76
4.4.50.0030.0214.77
4.4.40.0030.0274.71
4.4.30.0040.0154.76
4.4.20.0010.0194.85
4.4.10.0060.0134.85
4.4.00.0000.0284.76
4.3.110.0020.0164.67
4.3.100.0030.0214.67
4.3.90.0050.0134.63
4.3.80.0010.0274.59
4.3.70.0050.0144.63
4.3.60.0020.0164.63
4.3.50.0170.0394.63
4.3.40.0040.0264.54
4.3.30.0030.0523.30
4.3.20.0010.0193.28
4.3.10.0020.0223.24
4.3.00.0130.0238.06

preferences:
43.93 ms | 400 KiB | 5 Q