3v4l.org

run code in 300+ PHP versions simultaneously
<?php class baseClass { static function do_get_class() { return get_class(); } static function do_backtrace() { $backtrace = debug_backtrace(); return $backtrace[0]['class']; } } class extendedBaseClass extends baseClass { } echo extendedBaseClass::do_get_class() . "\n"; echo extendedBaseClass::do_backtrace() . "\n";

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)
8.3.60.0070.01418.23
8.3.50.0100.00521.98
8.3.40.0110.00418.61
8.3.30.0080.00618.96
8.3.20.0040.00420.16
8.3.10.0000.00821.79
8.3.00.0000.00817.74
8.2.180.0130.00316.75
8.2.170.0140.00022.96
8.2.160.0060.00820.16
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0060.00626.16
8.2.120.0000.00821.01
8.2.110.0030.00620.16
8.2.100.0090.00317.75
8.2.90.0000.00818.12
8.2.80.0030.00617.97
8.2.70.0090.00017.63
8.2.60.0000.00818.05
8.2.50.0000.00818.07
8.2.40.0000.01218.09
8.2.30.0040.00418.00
8.2.20.0070.00017.85
8.2.10.0070.00017.93
8.2.00.0000.00817.75
8.1.280.0140.00725.92
8.1.270.0080.00023.67
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0050.00322.24
8.1.230.0040.00720.90
8.1.220.0060.00317.74
8.1.210.0100.00018.77
8.1.200.0000.00817.23
8.1.190.0080.00017.10
8.1.180.0000.00918.10
8.1.170.0050.00318.49
8.1.160.0080.00022.01
8.1.150.0030.00518.91
8.1.140.0060.00317.45
8.1.130.0070.00017.86
8.1.120.0000.00817.52
8.1.110.0040.00417.51
8.1.100.0030.00517.37
8.1.90.0070.00317.45
8.1.80.0050.00217.48
8.1.70.0040.00217.39
8.1.60.0030.00617.55
8.1.50.0080.00017.42
8.1.40.0000.00817.41
8.1.30.0050.00317.48
8.1.20.0040.00417.63
8.1.10.0040.00417.55
8.1.00.0040.00417.48
8.0.300.0000.00720.25
8.0.290.0080.00016.75
8.0.280.0000.00718.45
8.0.270.0000.00717.11
8.0.260.0060.00017.20
8.0.250.0000.00816.98
8.0.240.0030.00316.93
8.0.230.0000.00716.94
8.0.220.0070.00016.76
8.0.210.0060.00016.80
8.0.200.0060.00016.94
8.0.190.0040.00417.00
8.0.180.0040.00416.89
8.0.170.0000.00816.95
8.0.160.0000.00816.79
8.0.150.0040.00416.85
8.0.140.0000.00716.77
8.0.130.0050.00013.38
8.0.120.0040.00416.83
8.0.110.0040.00416.76
8.0.100.0040.00416.82
8.0.90.0030.00516.96
8.0.80.0160.00016.86
8.0.70.0080.00016.93
8.0.60.0000.00716.65
8.0.50.0000.00716.71
8.0.30.0080.01117.16
8.0.20.0080.01017.42
8.0.10.0050.00216.98
8.0.00.0070.01016.74
7.4.330.0060.00015.03
7.4.320.0030.00316.59
7.4.300.0030.00316.51
7.4.290.0000.00716.46
7.4.280.0000.00816.43
7.4.270.0040.00416.53
7.4.260.0080.00016.45
7.4.250.0000.00816.46
7.4.240.0030.00316.54
7.4.230.0030.00316.48
7.4.220.0140.00416.59
7.4.210.0000.01416.45
7.4.200.0070.00016.39
7.4.160.0120.00316.48
7.4.150.0150.00417.40
7.4.140.0090.00917.86
7.4.130.0120.01216.67
7.4.120.0120.00516.47
7.4.110.0120.00616.30
7.4.100.0100.01316.68
7.4.90.0100.00716.35
7.4.80.0080.01119.39
7.4.70.0060.00916.50
7.4.60.0060.01016.49
7.4.50.0000.00916.58
7.4.40.0160.00016.52
7.4.30.0100.01216.50
7.4.00.0110.00714.68
7.3.330.0030.00313.23
7.3.320.0030.00313.44
7.3.310.0070.00016.41
7.3.300.0030.00316.24
7.3.290.0050.01116.41
7.3.280.0070.01216.37
7.3.270.0060.01317.40
7.3.260.0080.00816.50
7.3.240.0060.01216.48
7.3.230.0130.00316.39
7.3.210.0070.01116.46
7.3.200.0110.00919.39
7.3.190.0110.00616.30
7.3.180.0130.00316.50
7.3.170.0060.00916.44
7.3.160.0110.00416.44
7.3.120.0100.00714.65
7.3.110.0140.00014.79
7.3.100.0030.01014.95
7.3.90.0070.00314.79
7.3.80.0080.00314.82
7.3.70.0080.00414.94
7.3.60.0060.00614.79
7.3.50.0000.01214.54
7.3.40.0000.01214.87
7.3.30.0090.00615.01
7.3.20.0030.00716.63
7.3.10.0030.01216.45
7.3.00.0070.00316.83
7.2.330.0170.00616.56
7.2.320.0210.00416.70
7.2.310.0030.01316.36
7.2.300.0090.00616.39
7.2.290.0080.00716.39
7.2.240.0030.00614.84
7.2.230.0130.00314.97
7.2.220.0030.01415.08
7.2.210.0040.01115.18
7.2.200.0070.00715.14
7.2.190.0040.01115.11
7.2.180.0030.01514.99
7.2.170.0130.00315.25
7.2.160.0070.01014.74
7.2.150.0060.01016.89
7.2.140.0140.00016.76
7.2.130.0090.00616.87
7.2.120.0030.01316.69
7.2.110.0070.01116.77
7.2.100.0070.01016.84
7.2.90.0090.00616.91
7.2.80.0030.01017.03
7.2.70.0140.00416.95
7.2.60.0070.00717.18
7.2.50.0030.01216.96
7.2.40.0040.01116.73
7.2.30.0120.00316.87
7.2.20.0090.00917.13
7.2.10.0110.00716.70
7.2.00.0020.00918.14
7.1.330.0070.00715.81
7.1.320.0100.00615.82
7.1.310.0030.00915.60
7.1.300.0000.01415.83
7.1.290.0040.01115.59
7.1.280.0090.00315.56
7.1.270.0130.00315.67
7.1.260.0070.00715.62
7.1.250.0150.00015.93
7.1.100.0000.01218.16
7.1.70.0080.00017.26
7.1.60.0060.01919.11
7.1.50.0030.00916.66
7.1.00.0030.07722.32
7.0.200.0070.00016.76
7.0.140.0070.07022.10
7.0.60.0030.06019.98
7.0.50.0030.08717.95
7.0.40.0000.04720.20
7.0.30.0170.04720.09
7.0.20.0170.04720.09
7.0.10.0100.08720.22
7.0.00.0030.04720.19
5.6.280.0030.07320.86
5.6.210.0130.07720.68
5.6.200.0070.08718.12
5.6.190.0030.07720.45
5.6.180.0330.08020.64
5.6.170.0200.05720.50
5.6.160.0100.07720.46
5.6.150.0130.06718.17
5.6.140.0130.07318.14
5.6.130.0070.08318.16
5.6.120.0000.05721.01
5.6.110.0230.07721.10
5.6.100.0070.04021.09
5.6.90.0070.04020.99
5.6.80.0100.03320.45
5.5.350.0030.08320.45
5.5.340.0070.04318.05
5.5.330.0030.08320.14
5.5.320.0200.04320.31
5.5.310.0130.04720.41
5.5.300.0000.05017.94
5.5.290.0070.03718.07
5.5.280.0030.05720.73
5.5.270.0070.08320.77
5.5.260.0030.04020.84
5.5.250.0000.05320.72
5.5.240.0170.08020.35
5.4.450.0630.05019.52
5.4.440.0200.04319.49
5.4.430.0200.04719.54
5.4.420.0230.04319.16
5.4.410.0470.05019.29
5.4.400.0170.04019.07
5.4.390.0300.03719.16
5.4.380.0270.05718.75
5.4.370.0230.06318.76
5.4.360.0430.04718.53
5.4.350.0370.05318.50
5.4.340.0630.05018.79
5.4.320.0070.03712.50
5.4.310.0060.04312.50
5.4.300.0070.03912.50
5.4.290.0070.03812.50
5.4.280.0040.04112.39
5.4.270.0040.03912.40
5.4.260.0060.03712.40
5.4.250.0050.03812.40
5.4.240.0090.03312.40
5.4.230.0060.03912.39
5.4.220.0050.04012.39
5.4.210.0060.03612.39
5.4.200.0070.04112.39
5.4.190.0080.03912.39
5.4.180.0020.04312.39
5.4.170.0070.03712.40
5.4.160.0100.03712.39
5.4.150.0040.03912.39
5.4.140.0030.04012.07
5.4.130.0040.03812.06
5.4.120.0090.03212.02
5.4.110.0080.03512.02
5.4.100.0080.03312.02
5.4.90.0050.03812.01
5.4.80.0050.03712.02
5.4.70.0030.03712.01
5.4.60.0060.03812.02
5.4.50.0050.03512.01
5.4.40.0040.03712.00
5.4.30.0040.03812.00
5.4.20.0050.03612.00
5.4.10.0040.03512.00
5.4.00.0050.03711.48
5.3.290.0070.04012.80
5.3.280.0060.03712.71
5.3.270.0100.04512.72
5.3.260.0060.03912.72
5.3.250.0070.03612.71
5.3.240.0070.04012.72
5.3.230.0050.03712.71
5.3.220.0040.03912.68
5.3.210.0070.04012.68
5.3.200.0070.03412.68
5.3.190.0080.03412.68
5.3.180.0050.03612.67
5.3.170.0060.03612.67
5.3.160.0090.03412.68
5.3.150.0060.03812.67
5.3.140.0040.03812.66
5.3.130.0070.03712.66
5.3.120.0070.03812.66
5.3.110.0080.03712.66
5.3.100.0060.03612.12
5.3.90.0060.03612.11
5.3.80.0070.03612.09
5.3.70.0090.03412.10
5.3.60.0050.03612.08
5.3.50.0030.03912.03
5.3.40.0070.03512.03
5.3.30.0070.03311.98
5.3.20.0060.03411.77
5.3.10.0070.03311.73
5.3.00.0040.03711.72
5.2.170.0050.0299.22
5.2.160.0050.0299.23
5.2.150.0060.0299.23
5.2.140.0030.0399.22
5.2.130.0080.0259.18
5.2.120.0070.0269.18
5.2.110.0030.0319.19
5.2.100.0090.0249.18
5.2.90.0070.0279.18
5.2.80.0040.0309.17
5.2.70.0070.0279.18
5.2.60.0070.0289.13
5.2.50.0020.0339.10
5.2.40.0060.0279.07
5.2.30.0030.0319.05
5.2.20.0040.0299.04
5.2.10.0030.0288.95
5.2.00.0050.0288.80
5.1.60.0030.0248.09
5.1.50.0060.0228.09
5.1.40.0030.0258.07
5.1.30.0030.0278.42
5.1.20.0040.0268.44
5.1.10.0050.0248.17
5.1.00.0060.0238.17
5.0.50.0060.0176.64
5.0.40.0040.0186.50
5.0.30.0040.0306.32
5.0.20.0010.0226.28
5.0.10.0070.0166.26
5.0.00.0020.0406.25
4.4.90.0040.0144.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0020.0164.76
4.4.50.0010.0174.77
4.4.40.0010.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0010.0174.67
4.3.100.0020.0164.67
4.3.90.0030.0164.64
4.3.80.0050.0224.58
4.3.70.0030.0134.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0030.0234.54
4.3.30.0000.0183.30
4.3.20.0030.0153.28
4.3.10.0020.0153.23
4.3.00.0000.01315.29

preferences:
45.06 ms | 401 KiB | 5 Q