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run code in 300+ PHP versions simultaneously
<?php $name = 'Chess\\WebBundle\\Category\\Classname'; $name = 'Classname'; $name = ''; var_dump(explode('\\', $name)); var_dump(array_slice(explode('\\', $name), -1));

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)
8.3.40.0140.00018.45
8.3.30.0110.00318.98
8.3.20.0040.00420.30
8.3.10.0040.00423.66
8.3.00.0090.00019.43
8.2.170.0080.00622.96
8.2.160.0100.00320.57
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0030.00526.16
8.2.120.0000.00820.97
8.2.110.0060.00322.17
8.2.100.0040.00720.52
8.2.90.0050.00319.09
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0030.00517.68
8.2.50.0030.00718.07
8.2.40.0050.00319.84
8.2.30.0040.00418.24
8.2.20.0030.00517.55
8.2.10.0050.00317.99
8.2.00.0040.00419.41
8.1.270.0080.00024.01
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0000.01023.91
8.1.230.0030.00919.15
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0030.00617.13
8.1.190.0080.00017.10
8.1.180.0080.00018.10
8.1.170.0080.00018.22
8.1.160.0000.00821.82
8.1.150.0000.00818.46
8.1.140.0000.00717.34
8.1.130.0000.00817.88
8.1.120.0000.00717.30
8.1.110.0000.00817.39
8.1.100.0030.00317.38
8.1.90.0040.00417.44
8.1.80.0030.00517.38
8.1.70.0070.00017.39
8.1.60.0040.00417.38
8.1.50.0080.00017.50
8.1.40.0040.00417.43
8.1.30.0000.00817.64
8.1.20.0080.00017.57
8.1.10.0040.00417.41
8.1.00.0060.00317.31
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0040.00418.43
8.0.270.0000.00717.19
8.0.260.0000.00617.06
8.0.250.0030.00316.89
8.0.240.0030.00516.78
8.0.230.0030.00316.91
8.0.220.0000.00916.80
8.0.210.0000.00716.70
8.0.200.0000.00716.92
8.0.190.0000.00816.86
8.0.180.0080.00016.87
8.0.170.0040.00416.85
8.0.160.0000.00716.70
8.0.150.0000.00716.79
8.0.140.0000.00716.82
8.0.130.0000.00613.32
8.0.120.0000.00816.80
8.0.110.0000.00716.85
8.0.100.0050.00216.71
8.0.90.0000.00716.71
8.0.80.0060.01316.84
8.0.70.0000.00716.82
8.0.60.0040.00416.84
8.0.50.0000.00816.79
8.0.30.0120.00917.00
8.0.20.0060.01217.40
8.0.10.0040.00316.82
8.0.00.0130.00516.57
7.4.330.0050.00015.00
7.4.320.0030.00316.54
7.4.300.0000.00716.54
7.4.290.0030.00316.52
7.4.280.0080.00016.55
7.4.270.0000.00716.39
7.4.260.0030.00316.42
7.4.250.0000.00816.50
7.4.240.0040.00316.45
7.4.230.0040.00416.34
7.4.220.0130.00616.45
7.4.210.0140.00016.43
7.4.200.0070.00016.18
7.4.160.0120.00316.20
7.4.150.0080.01217.40
7.4.140.0110.00517.86
7.4.130.0090.00716.38
7.4.120.0080.01016.31
7.4.110.0070.01016.36
7.4.100.0130.00316.25
7.4.90.0060.00916.34
7.4.80.0070.01119.39
7.4.70.0180.00016.39
7.4.60.0070.01516.29
7.4.50.0040.00416.42
7.4.40.0030.01316.40
7.4.30.0030.01416.60
7.4.00.0060.00614.70
7.3.330.0060.00013.04
7.3.320.0030.00312.85
7.3.310.0030.00516.13
7.3.300.0060.00016.13
7.3.290.0050.01116.11
7.3.280.0100.00616.10
7.3.270.0160.00317.40
7.3.260.0100.00716.01
7.3.250.0100.00716.21
7.3.240.0040.01216.20
7.3.230.0180.00016.39
7.3.210.0140.00716.46
7.3.200.0120.00319.39
7.3.190.0130.00316.54
7.3.180.0140.00716.32
7.3.170.0050.01116.27
7.3.160.0070.01116.21
7.3.120.0070.00714.80
7.2.330.0000.01916.51
7.2.320.0160.00016.34
7.2.310.0030.01316.19
7.2.300.0100.01016.25
7.2.290.0090.00616.46
7.2.00.0150.00619.34
7.1.200.0070.00415.51
7.1.100.0040.00717.98
7.1.70.0030.00517.22
7.1.60.0070.01819.70
7.1.50.0090.01216.80
7.1.00.0030.07722.50
7.0.200.0040.00416.61
7.0.140.0030.07322.15
7.0.60.0300.06319.87
7.0.50.0130.07317.79
7.0.40.0100.08019.90
7.0.30.0330.07720.14
7.0.20.0270.07720.13
7.0.10.0200.04320.16
7.0.00.0100.08720.08
5.6.280.0000.07721.00
5.6.210.0100.03320.64
5.6.200.0070.07718.12
5.6.190.0030.04720.35
5.6.180.0000.04320.43
5.6.170.0370.04720.51
5.6.160.0070.09020.54
5.6.150.0030.04318.21
5.6.140.0030.05318.10
5.6.130.0100.06318.11
5.6.120.0070.03720.98
5.6.110.0030.04320.99
5.6.100.0200.07321.11
5.6.90.0070.06020.96
5.6.80.0100.07720.34
5.6.70.0130.07320.52
5.5.350.0070.08020.37
5.5.340.0030.04018.01
5.5.330.0000.08020.57
5.5.320.0430.07020.18
5.5.310.0370.07020.17
5.5.300.0100.04318.02
5.5.290.0000.05717.91
5.5.280.0030.04020.79
5.5.270.0030.05020.85
5.5.260.0130.07720.86
5.5.250.0000.09020.56
5.5.240.0030.06320.12
5.4.450.0870.03019.43
5.4.440.0370.04743.99
5.4.430.0330.04743.92
5.4.420.0300.03343.91
5.4.410.0470.05043.90
5.4.400.0330.03343.90
5.4.390.0300.03743.89
5.4.380.0300.05318.70
5.4.370.0330.04718.52
5.4.360.0330.05718.73
5.4.350.0430.04718.77
5.4.340.0470.06018.62
5.4.320.0040.04712.45
5.4.310.0070.04512.45
5.4.300.0060.04312.45
5.4.290.0080.03512.45
5.4.280.0060.03512.35
5.4.270.0080.03412.34
5.4.260.0070.04512.35
5.4.250.0050.03812.34
5.4.240.0060.04112.34
5.4.230.0090.03912.34
5.4.220.0050.03712.34
5.4.210.0090.03212.34
5.4.200.0060.04512.34
5.4.190.0070.03512.34
5.4.180.0090.03412.34
5.4.170.0060.03612.35
5.4.160.0040.03712.34
5.4.150.0090.03412.34
5.4.140.0080.03512.02
5.4.130.0060.03512.01
5.4.120.0050.04211.96
5.4.110.0050.03611.96
5.4.100.0030.03811.96
5.4.90.0070.03611.96
5.4.80.0060.03811.96
5.4.70.0050.03711.96
5.4.60.0030.03811.96
5.4.50.0080.03411.96
5.4.40.0080.03511.95
5.4.30.0060.03611.95
5.4.20.0070.03511.95
5.4.10.0030.03711.95
5.4.00.0050.03711.43
5.3.290.0110.04112.80
5.3.280.0070.03812.71
5.3.270.0060.04012.72
5.3.260.0050.04012.72
5.3.250.0110.03712.71
5.3.240.0080.03712.71
5.3.230.0070.03612.71
5.3.220.0030.04012.68
5.3.210.0050.04012.68
5.3.200.0050.03712.68
5.3.190.0120.03312.68
5.3.180.0060.03612.67
5.3.170.0110.03612.67
5.3.160.0060.03612.67
5.3.150.0040.03912.68
5.3.140.0070.03812.66
5.3.130.0070.03912.66
5.3.120.0110.03612.65
5.3.110.0070.03812.66
5.3.100.0050.03812.12
5.3.90.0040.03912.09
5.3.80.0050.03712.07
5.3.70.0070.03512.08
5.3.60.0070.03812.07
5.3.50.0060.05112.00
5.3.40.0060.04012.00
5.3.30.0050.03611.95
5.3.20.0060.04011.72
5.3.10.0070.03411.69
5.3.00.0030.03811.68
5.2.170.0080.0319.18
5.2.160.0020.0319.18
5.2.150.0080.0279.18
5.2.140.0050.0309.17
5.2.130.0060.0289.13
5.2.120.0040.0309.14
5.2.110.0050.0279.14
5.2.100.0070.0309.14
5.2.90.0050.0329.14
5.2.80.0050.0359.13
5.2.70.0060.0299.13
5.2.60.0060.0339.09
5.2.50.0060.0319.05
5.2.40.0040.0309.03
5.2.30.0070.0279.01
5.2.20.0070.0349.00
5.2.10.0050.0328.92
5.2.00.0040.0338.78
5.1.60.0070.0288.06
5.1.50.0070.0278.06
5.1.40.0060.0288.04
5.1.30.0040.0268.39
5.1.20.0060.0398.41
5.1.10.0060.0258.14
5.1.00.0050.0258.14
5.0.50.0060.0216.62
5.0.40.0060.0246.47
5.0.30.0030.0316.29
5.0.20.0030.0206.26
5.0.10.0050.0186.23
5.0.00.0040.0316.23
4.4.90.0010.0174.78
4.4.80.0030.0154.76
4.4.70.0030.0184.75
4.4.60.0030.0164.76
4.4.50.0030.0164.77
4.4.40.0020.0264.71
4.4.30.0030.0154.76
4.4.20.0020.0164.85
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0030.0154.67
4.3.100.0020.0154.67
4.3.90.0000.0174.63
4.3.80.0030.0244.59
4.3.70.0010.0174.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0020.0254.53
4.3.30.0000.0173.28
4.3.20.0010.0303.25
4.3.10.0030.0283.22
4.3.00.0100.01343.87

preferences:
29.37 ms | 400 KiB | 5 Q