3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Singleton { final public static function getInstance(){ if (!isset(static::$instance)) { static::$instance = new static; } return static::$instance; } } abstract class Abudabia { static $instance; use Singleton; } class a1 extends Abudabia { public function set() { return 'allah ahbar'; } } class a2 extends Abudabia { public function get() { return 'algazira'; } } $a = a1::getInstance(); $b = a2::getInstance(); var_dump($a, $a->set(),$b, $b->get());

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)
8.3.60.0100.00718.55
8.3.50.0150.00722.13
8.3.40.0060.01218.96
8.3.30.0070.00719.25
8.3.20.0050.00320.34
8.3.10.0060.00323.61
8.3.00.0080.00319.50
8.2.180.0070.00716.63
8.2.170.0090.00622.96
8.2.160.0040.01120.35
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0000.00826.16
8.2.120.0080.00022.23
8.2.110.0060.00322.26
8.2.100.0090.00317.75
8.2.90.0000.00819.21
8.2.80.0000.01017.97
8.2.70.0000.00917.63
8.2.60.0000.01117.68
8.2.50.0060.00318.07
8.2.40.0000.00819.88
8.2.30.0080.00418.09
8.2.20.0060.00317.68
8.2.10.0030.00517.97
8.2.00.0040.00419.52
8.1.280.0100.01025.92
8.1.270.0030.00523.85
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.83
8.1.230.0130.00017.42
8.1.220.0040.00417.78
8.1.210.0030.00618.77
8.1.200.0060.00317.36
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0060.00318.61
8.1.160.0000.00722.02
8.1.150.0110.00018.87
8.1.140.0040.00417.46
8.1.130.0000.00717.88
8.1.120.0030.00517.48
8.1.110.0070.00017.47
8.1.100.0070.00017.52
8.1.90.0050.00217.53
8.1.80.0070.00017.46
8.1.70.0070.00017.43
8.1.60.0030.00617.54
8.1.50.0000.00817.61
8.1.40.0000.00717.41
8.1.30.0030.00617.63
8.1.20.0050.00317.56
8.1.10.0000.00717.45
8.1.00.0070.00017.52
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.45
8.0.270.0000.00717.34
8.0.260.0030.00317.26
8.0.250.0030.00317.05
8.0.240.0050.00216.94
8.0.230.0030.00516.98
8.0.220.0050.00216.93
8.0.210.0000.00816.89
8.0.200.0030.00317.04
8.0.190.0040.00417.04
8.0.180.0040.00416.92
8.0.170.0080.00017.01
8.0.160.0000.00717.09
8.0.150.0000.01117.00
8.0.140.0000.00716.92
8.0.130.0000.00613.36
8.0.120.0050.00316.84
8.0.110.0040.00417.00
8.0.100.0030.00317.00
8.0.90.0020.00516.93
8.0.80.0030.01216.97
8.0.70.0040.00417.03
8.0.60.0070.00016.93
8.0.50.0040.00416.96
8.0.30.0140.00517.17
8.0.20.0120.00717.40
8.0.10.0040.00417.07
8.0.00.0160.00516.94
7.4.330.0050.00015.15
7.4.320.0030.00316.54
7.4.300.0030.00316.61
7.4.290.0000.00716.67
7.4.280.0050.00316.46
7.4.270.0030.00316.63
7.4.260.0030.00316.43
7.4.250.0040.00416.55
7.4.240.0040.00316.55
7.4.230.0030.00316.51
7.4.220.0120.00616.51
7.4.210.0030.01016.64
7.4.200.0040.00416.55
7.4.160.0100.00516.63
7.4.150.0120.00617.40
7.4.140.0110.00817.86
7.4.130.0070.01116.64
7.4.120.0070.00916.59
7.4.110.0130.01016.51
7.4.100.0060.01216.72
7.4.90.0130.00616.59
7.4.80.0060.01319.39
7.4.70.0120.01116.55
7.4.60.0130.00316.76
7.4.50.0000.00416.45
7.4.40.0130.01016.35
7.4.30.0170.00616.63
7.4.00.0110.00715.06
7.3.330.0030.00313.36
7.3.320.0050.00013.40
7.3.310.0000.00816.40
7.3.300.0040.00416.25
7.3.290.0030.01016.34
7.3.280.0080.00816.36
7.3.270.0060.01017.40
7.3.260.0150.00316.37
7.3.250.0060.01116.37
7.3.240.0100.00616.55
7.3.230.0070.01016.50
7.3.210.0100.01316.36
7.3.200.0100.00719.39
7.3.190.0130.00916.47
7.3.180.0100.01216.53
7.3.170.0080.01216.46
7.3.160.0100.00616.50
7.2.330.0090.01216.71
7.2.320.0070.01016.77
7.2.310.0110.00716.71
7.2.300.0090.00916.81
7.2.290.0090.00816.55
7.2.60.0060.00916.79
7.2.00.0040.00819.73
7.1.200.0200.00015.53
7.1.100.0030.01017.92
7.1.70.0000.00717.18
7.1.60.0060.01019.32
7.1.50.0080.01116.99
7.1.00.0130.07022.45
7.0.200.0030.00316.68
7.0.140.0000.07722.00
7.0.60.0070.04019.93
7.0.50.0070.04717.95
7.0.40.0100.05720.30
7.0.30.0230.04320.15
7.0.20.0230.04020.23
7.0.10.0070.04320.06
7.0.00.0030.06020.12
5.6.280.0070.07021.07
5.6.210.0100.08320.71
5.6.200.0170.07718.25
5.6.190.0030.04320.50
5.6.180.0370.04720.67
5.6.170.0300.04320.62
5.6.160.0100.04720.57
5.6.150.0070.04718.16
5.6.140.0070.05018.16
5.6.130.0070.08718.17
5.6.120.0070.04020.95
5.6.110.0100.08020.90
5.6.100.0100.08321.09
5.6.90.0130.07720.98
5.6.80.0070.03320.51
5.5.350.0100.04720.34
5.5.340.0030.05317.99
5.5.330.0000.09020.57
5.5.320.0300.04720.20
5.5.310.0230.07320.19
5.5.300.0100.07317.95
5.5.290.0070.06317.94
5.5.280.0070.08020.85
5.5.270.0070.08020.87
5.5.260.0000.04320.88
5.5.250.0100.06320.70
5.5.240.0230.07720.05
5.4.450.0170.05019.54
5.4.440.0570.06019.46
5.4.430.0270.04319.39
5.4.420.0700.00019.63
5.4.410.0630.00019.52
5.4.400.0630.00019.13
5.4.390.0630.00019.12
5.4.380.0630.00019.10
5.4.370.0600.00019.08
5.4.360.0600.00019.09
5.4.350.0630.00019.13
5.4.340.0050.04012.02
5.4.320.0090.04512.50
5.4.310.0100.04012.50
5.4.300.0190.04612.51
5.4.290.0060.04212.50
5.4.280.0070.03812.40
5.4.270.0030.04112.39
5.4.260.0070.03812.40
5.4.250.0050.04112.40
5.4.240.0070.03712.39
5.4.230.0040.04112.39
5.4.220.0100.03312.39
5.4.210.0050.03712.39
5.4.200.0040.04012.39
5.4.190.0050.03912.39
5.4.180.0070.03712.38
5.4.170.0060.03812.40
5.4.160.0090.03712.39
5.4.150.0090.03512.39
5.4.140.0060.03912.07
5.4.130.0080.03612.06
5.4.120.0030.03912.02
5.4.110.0080.04912.02
5.4.100.0070.03412.02
5.4.90.0050.04012.02
5.4.80.0070.03712.02
5.4.70.0070.03412.01
5.4.60.0060.03512.01
5.4.50.0060.03612.01
5.4.40.0060.03612.00
5.4.30.0090.03712.00
5.4.20.0070.03512.00
5.4.10.0060.03511.99
5.4.00.0040.03911.49
5.3.290.0080.03912.80
5.3.280.0090.03512.71
5.3.270.0060.03912.72
5.3.260.0060.04412.72
5.3.250.0070.03612.72
5.3.240.0090.03412.72
5.3.230.0080.03612.71
5.3.220.0050.03912.68
5.3.210.0060.03912.68
5.3.200.0050.03812.68
5.3.190.0050.03812.68
5.3.180.0050.03812.67
5.3.170.0090.03412.67
5.3.160.0060.03712.67
5.3.150.0060.03712.68
5.3.140.0050.04512.66
5.3.130.0060.05312.66
5.3.120.0050.05412.66
5.3.110.0150.03112.65
5.3.100.0070.04512.12
5.3.90.0040.04012.09
5.3.80.0050.03912.07
5.3.70.0040.04012.07
5.3.60.0090.04012.06
5.3.50.0070.03512.00
5.3.40.0050.03912.00
5.3.30.0090.03311.95
5.3.20.0090.03311.73
5.3.10.0060.03511.70
5.3.00.0090.03511.68
5.2.170.0080.0329.18
5.2.160.0040.0439.18
5.2.150.0100.0379.18
5.2.140.0030.0329.18
5.2.130.0030.0309.14
5.2.120.0060.0269.14
5.2.110.0030.0319.15
5.2.100.0030.0299.14
5.2.90.0080.0259.14
5.2.80.0040.0319.14
5.2.70.0070.0289.14
5.2.60.0050.0319.09
5.2.50.0050.0299.06
5.2.40.0070.0279.04
5.2.30.0040.0319.01
5.2.20.0050.0289.00
5.2.10.0040.0298.92
5.2.00.0060.0288.79
5.1.60.0070.0258.07
5.1.50.0050.0258.06
5.1.40.0040.0258.05
5.1.30.0030.0328.40
5.1.20.0060.0288.42
5.1.10.0060.0268.14
5.1.00.0050.0278.14
5.0.50.0030.0216.63
5.0.40.0070.0186.48
5.0.30.0040.0366.29
5.0.20.0050.0246.27
5.0.10.0070.0246.24
5.0.00.0050.0566.23
4.4.90.0020.0174.78
4.4.80.0030.0164.75
4.4.70.0040.0144.75
4.4.60.0030.0174.75
4.4.50.0050.0134.77
4.4.40.0040.0244.71
4.4.30.0010.0174.76
4.4.20.0010.0174.85
4.4.10.0030.0154.85
4.4.00.0020.0274.76
4.3.110.0040.0144.67
4.3.100.0050.0124.66
4.3.90.0040.0144.63
4.3.80.0030.0254.59
4.3.70.0040.0144.63
4.3.60.0020.0164.63
4.3.50.0020.0184.63
4.3.40.0020.0254.54
4.3.30.0040.0143.28
4.3.20.0020.0203.26
4.3.10.0010.0183.22
4.3.00.0030.01710.39

preferences:
58.37 ms | 401 KiB | 5 Q