3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Foo/Exception.php: namespace Foo { class Exception extends \Exception {} } // Foo/Bar.php: namespace Foo { //use Exception; class Bar { public static function baz() { return get_class(new Exception('Should be base Exception')); } } } namespace { var_dump(Foo\Bar::baz()); }

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)
8.3.60.0110.00418.56
8.3.50.0120.00722.01
8.3.40.0040.01118.73
8.3.30.0070.00719.09
8.3.20.0080.00020.29
8.3.10.0000.00820.47
8.3.00.0080.00019.13
8.2.180.0170.00316.50
8.2.170.0070.00722.96
8.2.160.0030.01020.39
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0080.00022.23
8.2.110.0050.00522.15
8.2.100.0080.00317.66
8.2.90.0030.00519.10
8.2.80.0090.00017.97
8.2.70.0030.00717.50
8.2.60.0000.00817.92
8.2.50.0030.00618.07
8.2.40.0000.00817.78
8.2.30.0030.00619.32
8.2.20.0000.00817.59
8.2.10.0000.00817.84
8.2.00.0040.00417.48
8.1.280.0070.01025.92
8.1.270.0040.00422.10
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.97
8.1.230.0150.00018.99
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0110.00316.87
8.1.190.0040.00417.10
8.1.180.0030.00618.10
8.1.170.0030.00618.46
8.1.160.0030.00621.94
8.1.150.0000.00718.81
8.1.140.0030.00517.20
8.1.130.0030.00317.64
8.1.120.0000.00717.34
8.1.110.0040.00417.30
8.1.100.0040.00417.36
8.1.90.0000.00717.22
8.1.80.0040.00417.22
8.1.70.0000.00717.24
8.1.60.0040.00417.40
8.1.50.0050.00317.49
8.1.40.0030.00517.48
8.1.30.0030.00517.55
8.1.20.0080.00017.53
8.1.10.0030.00617.46
8.1.00.0000.00717.40
8.0.300.0040.00418.83
8.0.290.0000.00816.63
8.0.280.0030.00318.31
8.0.270.0000.00717.19
8.0.260.0060.00017.10
8.0.250.0030.00316.93
8.0.240.0000.00816.87
8.0.230.0030.00316.79
8.0.220.0000.00716.80
8.0.210.0000.00716.83
8.0.200.0030.00316.84
8.0.190.0070.00016.79
8.0.180.0070.00016.91
8.0.170.0040.00416.75
8.0.160.0030.00316.84
8.0.150.0000.00816.74
8.0.140.0040.00416.84
8.0.130.0090.00013.21
8.0.120.0040.00416.75
8.0.110.0040.00416.69
8.0.100.0040.00416.69
8.0.90.0000.00716.87
8.0.80.0030.01416.85
8.0.70.0000.00716.71
8.0.60.0000.00716.70
8.0.50.0070.00016.60
8.0.30.0100.01217.17
8.0.20.0120.01017.40
8.0.10.0030.00516.74
8.0.00.0060.01216.66
7.4.330.0020.00215.03
7.4.320.0000.00616.39
7.4.300.0060.00016.34
7.4.290.0000.00716.32
7.4.280.0000.00716.52
7.4.270.0070.00016.33
7.4.260.0040.00416.41
7.4.250.0070.00016.31
7.4.240.0050.00316.40
7.4.230.0000.00716.61
7.4.220.0030.01816.55
7.4.210.0000.01516.45
7.4.200.0070.00016.61
7.4.160.0150.00316.36
7.4.150.0110.00617.40
7.4.140.0160.00317.86
7.4.130.0080.01116.35
7.4.120.0130.00716.40
7.4.110.0030.01316.52
7.4.100.0170.00016.54
7.4.90.0040.01316.30
7.4.80.0160.00316.38
7.4.70.0160.02216.45
7.4.60.0100.00716.37
7.4.50.0040.00416.48
7.4.40.0130.00316.54
7.4.30.0040.01216.32
7.4.00.0080.00615.00
7.3.330.0000.00613.27
7.3.320.0050.00013.24
7.3.310.0000.00716.29
7.3.300.0000.00616.25
7.3.290.0080.00516.25
7.3.280.0060.01016.25
7.3.270.0100.00717.40
7.3.260.0060.01216.58
7.3.250.0110.00816.43
7.3.240.0060.01716.17
7.3.230.0070.01016.39
7.3.210.0060.01016.27
7.3.200.0070.01019.39
7.3.190.0130.01016.26
7.3.180.0090.00616.12
7.3.170.0110.00916.48
7.3.160.0170.00016.19
7.2.330.0170.00316.24
7.2.320.0140.00316.64
7.2.310.0060.01216.25
7.2.300.0040.01716.71
7.2.290.0060.01616.49
7.2.60.0060.00616.94
7.2.50.0090.00316.85
7.2.00.0070.01019.03
7.1.200.0150.00015.79
7.1.100.0090.00618.07
7.1.70.0000.00917.10
7.1.60.0100.01319.32
7.1.50.0070.01416.60
7.1.00.0030.07722.54
7.0.200.0000.01016.62
7.0.140.0000.07722.04
7.0.60.0200.06720.04
7.0.50.0000.04317.91
7.0.40.0200.07320.05
7.0.30.0200.04020.21
7.0.20.0300.08320.21
7.0.10.0100.08720.33
7.0.00.0030.09020.19
5.6.280.0070.07021.11
5.6.210.0130.08020.71
5.6.200.0030.08718.14
5.6.190.0100.07720.77
5.6.180.0370.06720.48
5.6.170.0270.07020.62
5.6.160.0070.07320.46
5.6.150.0030.06018.15
5.6.140.0070.08318.28
5.6.130.0070.03718.20
5.6.120.0100.04020.80
5.6.110.0030.04021.12
5.6.100.0230.06720.99
5.6.90.0100.08020.98
5.6.80.0070.05720.38
5.5.350.0170.09020.53
5.5.340.0030.06018.04
5.5.330.0130.07720.30
5.5.320.0470.06720.30
5.5.310.0300.04320.42
5.5.300.0170.04717.98
5.5.290.0070.03717.96
5.5.280.0030.08720.86
5.5.270.0030.04320.76
5.5.260.0070.04320.68
5.5.250.0030.07020.59
5.5.240.0070.05720.13
5.4.450.0370.05019.40
5.4.440.0370.05319.56
5.4.430.0330.05719.70
5.4.420.0200.04319.19
5.4.410.0400.04019.55
5.4.400.0230.05018.88
5.4.390.0230.06019.01
5.4.380.0270.06318.54
5.4.370.0400.06718.58
5.4.360.0270.05718.84
5.4.350.0330.05018.50
5.4.340.0370.05018.79
5.4.320.0070.05212.50
5.4.310.0060.03812.50
5.4.300.0070.03512.50
5.4.290.0050.03812.50
5.4.280.0040.03712.39
5.4.270.0050.03612.39
5.4.260.0040.03912.40
5.4.250.0080.03412.40
5.4.240.0090.03412.39
5.4.230.0070.03812.39
5.4.220.0070.03412.39
5.4.210.0050.03612.39
5.4.200.0020.04012.39
5.4.190.0050.03712.39
5.4.180.0070.03512.38
5.4.170.0040.03912.40
5.4.160.0090.03812.39
5.4.150.0080.03312.39
5.4.140.0060.04312.07
5.4.130.0070.04012.06
5.4.120.0050.03612.02
5.4.110.0060.03412.02
5.4.100.0040.03612.02
5.4.90.0030.04212.02
5.4.80.0060.03812.02
5.4.70.0090.03412.01
5.4.60.0110.03412.01
5.4.50.0130.03612.01
5.4.40.0040.04112.00
5.4.30.0050.04112.00
5.4.20.0060.03612.00
5.4.10.0070.03312.00
5.4.00.0030.03811.48
5.3.290.0050.03912.80
5.3.280.0080.03512.70
5.3.270.0060.04812.73
5.3.260.0060.04612.72
5.3.250.0050.03712.72
5.3.240.0110.03612.72
5.3.230.0050.03912.71
5.3.220.0070.04312.68
5.3.210.0050.03912.68
5.3.200.0140.03212.68
5.3.190.0040.04012.68
5.3.180.0080.03412.67
5.3.170.0080.03612.67
5.3.160.0030.03912.68
5.3.150.0050.03812.67
5.3.140.0080.03412.66
5.3.130.0090.03612.66
5.3.120.0090.03512.66
5.3.110.0050.03812.66
5.3.100.0050.03712.14
5.3.90.0050.03612.12
5.3.80.0050.03712.11
5.3.70.0050.03712.11
5.3.60.0040.03812.10
5.3.50.0060.03712.04
5.3.40.0070.04212.04
5.3.30.0030.03811.99
5.3.20.0050.03811.78
5.3.10.0050.03711.75
5.3.00.0060.03611.73
5.2.170.0030.0329.18
5.2.160.0060.0289.18
5.2.150.0040.0319.18
5.2.140.0020.0329.18
5.2.130.0050.0329.14
5.2.120.0050.0329.13
5.2.110.0100.0279.14
5.2.100.0050.0289.14
5.2.90.0040.0299.14
5.2.80.0050.0299.14
5.2.70.0030.0329.14
5.2.60.0030.0379.09
5.2.50.0020.0329.06
5.2.40.0070.0269.03
5.2.30.0020.0319.01
5.2.20.0050.0289.00
5.2.10.0080.0248.92
5.2.00.0040.0298.79
5.1.60.0070.0218.06
5.1.50.0030.0268.06
5.1.40.0050.0248.05
5.1.30.0010.0288.40
5.1.20.0070.0278.42
5.1.10.0040.0278.14
5.1.00.0020.0278.14
5.0.50.0050.0186.62
5.0.40.0010.0216.47
5.0.30.0020.0326.29
5.0.20.0030.0286.27
5.0.10.0050.0266.24
5.0.00.0050.0386.23
4.4.90.0060.0224.78
4.4.80.0060.0144.75
4.4.70.0040.0144.75
4.4.60.0040.0164.75
4.4.50.0040.0154.77
4.4.40.0050.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0030.0154.85
4.4.00.0000.0284.75
4.3.110.0010.0174.67
4.3.100.0050.0134.67
4.3.90.0010.0194.63
4.3.80.0040.0244.58
4.3.70.0050.0194.63
4.3.60.0050.0194.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0020.0163.29
4.3.20.0030.0173.26
4.3.10.0020.0183.22
4.3.00.0030.0206.91

preferences:
43.76 ms | 401 KiB | 5 Q