3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getClassReflector($className) { static $reflectionClassMap = []; return static function () use ($className, &$reflectionClassMap) { return isset($reflectionClassMap[$className]) ? $reflectionClassMap[$className] : $reflectionClassMap[$className] = new ReflectionClass($className); }; } $xmlReaderReflector = getClassReflector('XMLReader'); $xmlWriterReflector = getClassReflector('XMLWriter'); var_dump($xmlReaderReflector()); var_dump($xmlReaderReflector()); var_dump($xmlWriterReflector()); var_dump($xmlWriterReflector());

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)
8.3.60.0120.00318.49
8.3.50.0160.00321.08
8.3.40.0070.00718.73
8.3.30.0110.00419.04
8.3.20.0040.00420.29
8.3.10.0000.00820.55
8.3.00.0090.00019.38
8.2.180.0110.00716.38
8.2.170.0110.00422.96
8.2.160.0090.00620.43
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0030.00522.16
8.2.110.0030.00622.20
8.2.100.0070.00419.58
8.2.90.0040.00419.35
8.2.80.0000.00817.97
8.2.70.0000.00917.75
8.2.60.0050.00517.93
8.2.50.0030.00618.07
8.2.40.0060.00318.28
8.2.30.0000.00819.22
8.2.20.0040.00417.66
8.2.10.0040.00418.19
8.2.00.0000.00817.74
8.1.280.0090.00925.92
8.1.270.0050.00323.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.83
8.1.230.0060.00619.00
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0000.00817.35
8.1.180.0070.00318.10
8.1.170.0060.00318.64
8.1.160.0000.00721.99
8.1.150.0000.00718.88
8.1.140.0000.00717.46
8.1.130.0070.00017.83
8.1.120.0070.00017.31
8.1.110.0040.00417.36
8.1.100.0050.00317.49
8.1.90.0030.00317.47
8.1.80.0040.00417.45
8.1.70.0000.00717.46
8.1.60.0040.00417.53
8.1.50.0040.00417.35
8.1.40.0000.00717.39
8.1.30.0000.00817.69
8.1.20.0000.00717.65
8.1.10.0000.00817.61
8.1.00.0080.00017.39
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0080.00018.35
8.0.270.0000.00717.23
8.0.260.0060.00017.30
8.0.250.0070.00016.93
8.0.240.0030.00316.94
8.0.230.0000.00716.91
8.0.220.0000.00716.75
8.0.210.0030.00516.79
8.0.200.0060.00016.93
8.0.190.0040.00317.01
8.0.180.0040.00416.94
8.0.170.0000.00816.88
8.0.160.0030.00416.75
8.0.150.0030.00616.79
8.0.140.0000.00716.82
8.0.130.0000.00513.33
8.0.120.0000.00816.80
8.0.110.0070.00016.86
8.0.100.0030.00516.95
8.0.90.0070.00016.84
8.0.80.0130.00916.84
8.0.70.0050.00316.80
8.0.60.0000.00816.90
8.0.50.0020.00516.90
8.0.30.0110.00916.94
8.0.20.0100.01117.40
8.0.10.0050.00316.96
8.0.00.0060.01016.97
7.4.330.0050.00015.07
7.4.320.0030.00316.51
7.4.300.0000.00616.57
7.4.290.0000.00716.39
7.4.280.0030.00616.50
7.4.270.0030.00316.58
7.4.260.0030.00516.40
7.4.250.0050.00316.45
7.4.240.0070.00016.59
7.4.230.0030.00316.29
7.4.220.0070.01116.69
7.4.210.0060.00916.48
7.4.200.0040.00416.39
7.4.160.0000.01716.47
7.4.150.0100.01017.40
7.4.140.0130.00417.86
7.4.130.0090.01216.44
7.4.120.0090.00816.50
7.4.110.0080.00916.34
7.4.100.0100.00716.57
7.4.90.0150.00516.56
7.4.80.0070.01019.37
7.4.70.0070.01116.65
7.4.60.0110.01116.40
7.4.50.0030.00616.33
7.4.40.0110.00616.59
7.4.30.0120.01216.50
7.4.00.0030.01414.97
7.3.330.0040.00413.22
7.3.320.0050.00013.34
7.3.310.0030.00316.38
7.3.300.0070.00016.24
7.3.290.0130.00616.34
7.3.280.0110.00716.34
7.3.270.0060.01217.40
7.3.260.0070.01516.57
7.3.250.0120.00816.49
7.3.240.0140.00416.65
7.3.230.0130.00916.55
7.3.210.0100.01016.32
7.3.200.0140.00319.39
7.3.190.0090.01316.61
7.3.180.0090.00616.46
7.3.170.0090.00916.50
7.3.160.0110.00516.64
7.2.330.0060.01216.40
7.2.320.0000.01816.82
7.2.310.0060.01016.84
7.2.300.0070.01016.59
7.2.290.0070.01016.41
7.2.00.0070.00719.30
7.1.100.0080.00818.13
7.1.70.0030.00617.22
7.1.60.0030.00919.32
7.1.50.0100.01316.96
7.1.00.0070.07322.31
7.0.200.0040.00416.46
7.0.140.0070.07022.15
7.0.60.0030.08319.93
7.0.50.0130.05017.73
7.0.40.0100.08320.24
7.0.30.0570.04320.26
7.0.20.0300.08020.24
7.0.10.0030.05320.30
7.0.00.0030.05320.05
5.6.280.0100.06720.83
5.6.210.0130.08320.52
5.6.200.0070.07318.20
5.6.190.0070.04020.50
5.6.180.0430.08020.50
5.6.170.0170.04720.54
5.6.160.0070.04720.48
5.6.150.0100.07718.23
5.6.140.0030.07718.17
5.6.130.0070.06718.16
5.6.120.0100.07020.79
5.6.110.0070.08721.15
5.6.100.0070.05321.14
5.6.90.0130.07020.98
5.6.80.0130.07720.43
5.5.350.0170.08320.43
5.5.340.0000.08718.08
5.5.330.0130.07720.31
5.5.320.0370.07320.27
5.5.310.0200.06720.27
5.5.300.0070.08317.98
5.5.290.0000.04718.02
5.5.280.0070.08020.76
5.5.270.0130.08020.94
5.5.260.0070.03720.75
5.5.250.0100.08720.62
5.5.240.0000.04020.27
5.4.450.0230.03719.31
5.4.440.1030.05019.31
5.4.430.0130.05319.57
5.4.420.0630.00019.54
5.4.410.0870.00019.50
5.4.400.0630.00019.25
5.4.390.0670.00019.18
5.4.380.0670.00019.16
5.4.370.0870.00019.12
5.4.360.0870.00019.15
5.4.350.0700.00019.02
5.4.340.0700.00019.11
5.4.320.0090.03912.51
5.4.310.0070.03812.50
5.4.300.0080.03912.51
5.4.290.0160.03912.51
5.4.280.0120.03512.40
5.4.270.0080.03412.40
5.4.260.0070.04112.41
5.4.250.0060.04112.40
5.4.240.0070.03712.41
5.4.230.0060.04012.39
5.4.220.0080.03912.39
5.4.210.0080.03612.40
5.4.200.0090.04512.39
5.4.190.0080.04112.39
5.4.180.0060.03712.39
5.4.170.0050.03712.40
5.4.160.0090.04012.39
5.4.150.0100.03812.39
5.4.140.0080.03512.07
5.4.130.0100.03212.07
5.4.120.0060.04012.02
5.4.110.0050.04212.02
5.4.100.0030.03912.02
5.4.90.0060.03712.02
5.4.80.0050.03712.02
5.4.70.0040.03512.01
5.4.60.0050.03712.01
5.4.50.0060.04812.01
5.4.40.0070.03411.99
5.4.30.0050.03612.00
5.4.20.0040.03611.99
5.4.10.0040.03912.00
5.4.00.0070.03411.49
5.3.290.0050.04012.80
5.3.280.0040.03812.71
5.3.270.0050.03912.73
5.3.260.0060.04412.72
5.3.250.0030.03912.72
5.3.240.0050.03512.72
5.3.230.0030.03912.70
5.3.220.0050.03612.68
5.3.210.0120.03512.68
5.3.200.0040.04612.68
5.3.190.0040.04312.68
5.3.180.0040.04212.67
5.3.170.0040.04112.67
5.3.160.0080.03712.67
5.3.150.0070.03812.67
5.3.140.0040.04312.66
5.3.130.0030.04312.66
5.3.120.0080.04212.66
5.3.110.0040.04712.66
5.3.100.0080.05012.13
5.3.90.0040.03812.11
5.3.80.0040.03712.09
5.3.70.0040.04012.09
5.3.60.0060.03612.08
5.3.50.0060.04412.03
5.3.40.0050.03612.02
5.3.30.0000.04012.00
5.3.20.0080.03711.77
5.3.10.0040.03611.74
5.3.00.0050.04611.72
5.2.170.0030.0319.21
5.2.160.0030.0309.21
5.2.150.0070.0329.21
5.2.140.0050.0299.21
5.2.130.0060.0289.18
5.2.120.0040.0369.17
5.2.110.0110.0249.18
5.2.100.0020.0309.18
5.2.90.0040.0299.18
5.2.80.0030.0349.18
5.2.70.0050.0349.18
5.2.60.0050.0309.12
5.2.50.0050.0329.09
5.2.40.0110.0349.07
5.2.30.0050.0299.05
5.2.20.0070.0329.04
5.2.10.0030.0318.95
5.2.00.0040.0298.81
5.1.60.0050.0228.08
5.1.50.0070.0278.08
5.1.40.0040.0248.07
5.1.30.0040.0268.42
5.1.20.0040.0378.44
5.1.10.0030.0278.16
5.1.00.0020.0298.16
5.0.50.0040.0206.64
5.0.40.0020.0206.50
5.0.30.0010.0416.31
5.0.20.0060.0186.29
5.0.10.0030.0266.25
5.0.00.0020.0476.25
4.4.90.0020.0214.77
4.4.80.0040.0134.76
4.4.70.0010.0204.75
4.4.60.0020.0174.75
4.4.50.0020.0164.77
4.4.40.0020.0264.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0030.0194.85
4.4.00.0020.0254.75
4.3.110.0010.0174.67
4.3.100.0040.0224.66
4.3.90.0050.0184.63
4.3.80.0020.0354.59
4.3.70.0020.0234.63
4.3.60.0030.0144.63
4.3.50.0050.0194.63
4.3.40.0030.0244.54
4.3.30.0020.0233.30
4.3.20.0040.0193.28
4.3.10.0010.0163.24
4.3.00.0030.0178.05

preferences:
35.58 ms | 401 KiB | 5 Q