3v4l.org

run code in 300+ PHP versions simultaneously
<?php class My_Class { const CLASS_CONSTANT = 'test value'; private function my_function() { $self = $this; $lambda_function = function() use ($self) { echo My_Class::CLASS_CONSTANT; }; $lambda_function(); } public function start() { $this->my_function(); } } $obj = new My_Class; $obj->start();

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)
8.3.60.0140.00318.20
8.3.50.0120.00316.34
8.3.40.0040.01118.70
8.3.30.0070.00719.12
8.3.20.0070.00020.20
8.3.10.0070.00023.54
8.3.00.0040.00419.22
8.2.180.0040.01216.50
8.2.170.0100.01022.96
8.2.160.0110.00420.52
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.36
8.2.110.0070.01022.14
8.2.100.0030.00917.63
8.2.90.0080.00019.17
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0090.00018.05
8.2.50.0080.00018.07
8.2.40.0050.00319.89
8.2.30.0040.00417.98
8.2.20.0000.00717.67
8.2.10.0040.00418.06
8.2.00.0040.00417.63
8.1.280.0110.00425.92
8.1.270.0080.00023.91
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00323.84
8.1.230.0040.00719.09
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0090.00017.25
8.1.180.0020.00518.10
8.1.170.0070.00318.64
8.1.160.0000.00721.93
8.1.150.0070.00019.02
8.1.140.0000.00717.48
8.1.130.0070.00017.89
8.1.120.0020.00517.36
8.1.110.0050.00317.41
8.1.100.0030.00317.45
8.1.90.0040.00417.34
8.1.80.0070.00017.46
8.1.70.0040.00417.33
8.1.60.0040.00417.49
8.1.50.0050.00317.46
8.1.40.0040.00417.48
8.1.30.0080.00017.49
8.1.20.0050.00317.65
8.1.10.0000.00717.56
8.1.00.0040.00417.40
8.0.300.0050.00318.77
8.0.290.0060.00316.75
8.0.280.0030.00318.40
8.0.270.0050.00217.30
8.0.260.0000.00617.25
8.0.250.0070.00016.96
8.0.240.0030.00316.94
8.0.230.0040.00416.92
8.0.220.0030.00416.85
8.0.210.0000.00716.77
8.0.200.0000.00716.86
8.0.190.0040.00416.94
8.0.180.0000.00716.75
8.0.170.0040.00416.87
8.0.160.0030.00416.82
8.0.150.0040.00416.78
8.0.140.0050.00316.84
8.0.130.0030.00313.27
8.0.120.0000.00716.85
8.0.110.0040.00416.86
8.0.100.0050.00316.93
8.0.90.0000.00816.76
8.0.80.0140.00316.82
8.0.70.0070.00016.95
8.0.60.0030.00616.92
8.0.50.0050.00216.93
8.0.30.0090.01117.15
8.0.20.0120.00717.40
8.0.10.0000.00717.01
8.0.00.0060.01116.84
7.4.330.0000.00515.02
7.4.320.0000.00716.49
7.4.300.0000.00616.50
7.4.290.0000.00716.57
7.4.280.0040.00416.59
7.4.270.0000.00716.50
7.4.260.0030.00516.47
7.4.250.0100.00016.45
7.4.240.0020.00516.58
7.4.230.0050.00216.57
7.4.220.0090.00916.64
7.4.210.0030.01316.60
7.4.200.0080.00016.50
7.4.160.0090.00616.45
7.4.150.0060.01217.40
7.4.140.0120.00717.86
7.4.130.0110.00716.61
7.4.120.0100.00816.52
7.4.110.0030.01316.57
7.4.100.0170.00316.41
7.4.90.0090.00916.39
7.4.80.0160.00319.39
7.4.70.0100.01016.53
7.4.60.0090.00616.38
7.4.50.0060.00316.17
7.4.40.0090.01316.60
7.4.30.0070.01016.58
7.4.00.0050.01215.05
7.3.330.0060.00013.36
7.3.320.0060.00013.27
7.3.310.0030.00316.25
7.3.300.0030.00316.21
7.3.290.0080.00716.27
7.3.280.0060.00916.30
7.3.270.0180.00017.40
7.3.260.0100.00716.33
7.3.250.0120.00616.46
7.3.240.0110.01116.35
7.3.230.0060.01016.39
7.3.210.0140.00316.22
7.3.200.0140.00719.39
7.3.190.0040.01216.49
7.3.180.0130.00716.38
7.3.170.0110.00516.45
7.3.160.0200.00016.48
7.3.120.0090.00614.51
7.3.110.0070.01114.91
7.3.100.0090.00615.00
7.3.90.0100.00614.71
7.3.80.0030.00914.74
7.3.70.0000.00914.53
7.3.60.0000.01114.91
7.3.50.0100.01014.54
7.3.40.0030.00714.82
7.3.30.0060.00914.93
7.3.20.0070.01016.64
7.3.10.0030.01016.56
7.3.00.0060.00916.74
7.2.330.0130.00316.77
7.2.320.0070.01016.48
7.2.310.0100.00716.70
7.2.300.0060.01316.49
7.2.290.0120.00616.75
7.2.250.0090.00914.93
7.2.240.0040.01215.31
7.2.230.0060.00914.99
7.2.220.0030.01014.95
7.2.210.0060.00915.25
7.2.200.0050.00515.13
7.2.190.0060.00315.15
7.2.180.0030.01415.06
7.2.170.0080.00615.00
7.2.130.0030.00616.84
7.2.120.0030.01016.99
7.2.110.0000.01416.96
7.2.100.0070.00316.83
7.2.90.0030.00616.94
7.2.80.0070.00716.97
7.2.70.0090.00616.96
7.2.60.0060.00816.85
7.2.50.0100.00717.09
7.2.40.0030.01016.67
7.2.30.0120.00316.96
7.2.20.0060.00617.05
7.2.10.0110.00416.99
7.2.00.0080.00318.17
7.1.330.0070.01015.89
7.1.320.0040.00815.79
7.1.310.0110.00715.85
7.1.300.0030.00915.95
7.1.290.0070.01015.86
7.1.280.0040.01115.77
7.1.270.0030.01015.80
7.1.260.0110.00415.68
7.1.250.0060.00915.84
7.1.200.0090.00315.37
7.1.100.0040.01118.16
7.1.70.0090.00317.16
7.1.60.0070.01719.11
7.1.50.0170.01016.98
7.1.00.0030.07722.40
7.0.200.0040.00416.59
7.0.140.0000.07322.08
7.0.60.0130.08019.90
7.0.50.0130.07717.88
7.0.40.0100.07020.21
7.0.30.0330.07720.14
7.0.20.0270.05020.07
7.0.10.0130.08020.22
7.0.00.0130.07320.14
5.6.280.0000.07721.14
5.6.210.0070.08320.52
5.6.200.0130.06718.16
5.6.190.0100.07720.64
5.6.180.0130.04020.39
5.6.170.0330.07320.44
5.6.160.0070.04020.44
5.6.150.0100.03718.28
5.6.140.0070.08318.18
5.6.130.0070.08018.15
5.6.120.0130.04321.13
5.6.110.0130.08020.97
5.6.100.0000.09021.00
5.6.90.0130.07721.05
5.6.80.0030.04320.54
5.6.70.0130.07020.29
5.5.350.0100.05720.31
5.5.340.0030.04717.95
5.5.330.0100.06020.33
5.5.320.0330.07320.24
5.5.310.0170.09020.37
5.5.300.0070.07317.95
5.5.290.0070.08017.98
5.5.280.0130.07720.97
5.5.270.0100.08320.90
5.5.260.0070.04020.87
5.5.250.0070.08720.62
5.5.240.0300.05320.24
5.4.450.0730.06719.46
5.4.440.1070.06019.60
5.4.430.0770.06019.42
5.4.420.0670.00019.45
5.4.410.0630.00019.39
5.4.400.0630.00019.39
5.4.390.0630.00019.04
5.4.380.0630.00019.12
5.4.370.0630.00019.11
5.4.360.0600.00019.26
5.4.350.0630.00019.06
5.4.340.0090.03912.02
5.4.320.0050.04012.51
5.4.310.0080.03712.51
5.4.300.0050.03812.51
5.4.290.0070.03812.50
5.4.280.0070.03912.41
5.4.270.0040.04012.41
5.4.260.0070.03812.40
5.4.250.0060.04012.40
5.4.240.0050.03812.40
5.4.230.0040.04012.39
5.4.220.0070.03712.39
5.4.210.0060.03612.39
5.4.200.0080.04112.39
5.4.190.0080.03412.39
5.4.180.0070.03512.39
5.4.170.0080.03412.40
5.4.160.0060.03512.40
5.4.150.0040.03612.39
5.4.140.0040.03712.08
5.4.130.0080.03212.07
5.4.120.0070.03512.03
5.4.110.0060.03412.02
5.4.100.0060.03312.02
5.4.90.0040.03912.02
5.4.80.0070.04212.02
5.4.70.0060.03512.02
5.4.60.0020.03712.02
5.4.50.0060.03312.02
5.4.40.0040.04212.00
5.4.30.0030.03612.00
5.4.20.0050.03612.00
5.4.10.0090.03112.00
5.4.00.0030.03811.49
5.3.290.0060.04312.80
5.3.280.0050.04212.71
5.3.270.0080.03812.72
5.3.260.0050.04012.72
5.3.250.0050.03912.72
5.3.240.0050.03812.72
5.3.230.0050.03812.71
5.3.220.0060.03612.68
5.3.210.0050.04012.68
5.3.200.0060.03712.68
5.3.190.0100.03512.68
5.3.180.0070.03712.67
5.3.170.0050.03712.67
5.3.160.0040.03712.68
5.3.150.0060.03612.68
5.3.140.0060.03512.66
5.3.130.0080.03612.65
5.3.120.0050.03912.66
5.3.110.0070.04712.65
5.3.100.0040.03812.12
5.3.90.0030.03912.10
5.3.80.0060.03912.09
5.3.70.0060.03512.09
5.3.60.0050.04012.08
5.3.50.0060.03412.04
5.3.40.0050.03712.04
5.3.30.0060.04212.00
5.3.20.0050.03511.77
5.3.10.0060.03711.73
5.3.00.0040.04311.72
5.2.170.0060.0299.23
5.2.160.0040.0309.22
5.2.150.0030.0319.22
5.2.140.0070.0289.22
5.2.130.0010.0329.18
5.2.120.0070.0289.18
5.2.110.0050.0289.18
5.2.100.0040.0299.18
5.2.90.0040.0299.18
5.2.80.0050.0289.18
5.2.70.0020.0319.18
5.2.60.0070.0269.13
5.2.50.0040.0299.09
5.2.40.0060.0279.07
5.2.30.0060.0289.05
5.2.20.0030.0299.04
5.2.10.0020.0318.95
5.2.00.0060.0288.81
5.1.60.0040.0258.09
5.1.50.0050.0248.09
5.1.40.0020.0258.07
5.1.30.0040.0258.42
5.1.20.0070.0238.44
5.1.10.0040.0258.17
5.1.00.0030.0268.16
5.0.50.0050.0196.64
5.0.40.0040.0196.50
5.0.30.0010.0326.32
5.0.20.0020.0246.29
5.0.10.0040.0206.26
5.0.00.0020.0316.25
4.4.90.0030.0154.78
4.4.80.0030.0174.76
4.4.70.0030.0154.75
4.4.60.0030.0174.76
4.4.50.0000.0174.77
4.4.40.0020.0254.71
4.4.30.0040.0184.76
4.4.20.0020.0174.84
4.4.10.0030.0154.85
4.4.00.0040.0244.76
4.3.110.0010.0184.67
4.3.100.0020.0214.67
4.3.90.0030.0154.63
4.3.80.0020.0254.59
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0234.54
4.3.30.0040.0153.30
4.3.20.0020.0163.28
4.3.10.0010.0173.23
4.3.00.0130.0177.02

preferences:
65.12 ms | 400 KiB | 5 Q