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 self::$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);

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)
8.3.60.0070.01018.43
8.3.50.0080.01422.01
8.3.40.0120.00618.70
8.3.30.0100.00319.04
8.3.20.0040.00420.39
8.3.10.0040.00423.66
8.3.00.0090.00317.59
8.2.180.0140.00318.04
8.2.170.0110.00422.96
8.2.160.0140.00720.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0070.00022.27
8.2.110.0060.00320.54
8.2.100.0000.01117.97
8.2.90.0080.00019.26
8.2.80.0040.00417.97
8.2.70.0030.00717.48
8.2.60.0030.00718.03
8.2.50.0030.00918.07
8.2.40.0040.00419.76
8.2.30.0070.00018.11
8.2.20.0040.00417.76
8.2.10.0000.00818.03
8.2.00.0030.00617.60
8.1.280.0120.00925.92
8.1.270.0040.00423.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.83
8.1.230.0070.00319.13
8.1.220.0020.00517.79
8.1.210.0000.00818.77
8.1.200.0030.00617.36
8.1.190.0040.00417.35
8.1.180.0070.00018.10
8.1.170.0060.00318.70
8.1.160.0000.00721.88
8.1.150.0030.00718.86
8.1.140.0000.00717.38
8.1.130.0000.00717.82
8.1.120.0000.00717.37
8.1.110.0080.00017.48
8.1.100.0080.00017.48
8.1.90.0000.00717.51
8.1.80.0040.00417.48
8.1.70.0040.00417.34
8.1.60.0000.01017.49
8.1.50.0000.00817.52
8.1.40.0040.00417.45
8.1.30.0030.00517.63
8.1.20.0040.00417.66
8.1.10.0000.00717.49
8.1.00.0040.00417.54
8.0.300.0060.00318.77
8.0.290.0070.00016.63
8.0.280.0030.00318.45
8.0.270.0000.00817.18
8.0.260.0000.00617.14
8.0.250.0000.00716.96
8.0.240.0030.00316.93
8.0.230.0000.00716.95
8.0.220.0040.00416.77
8.0.210.0000.00716.84
8.0.200.0060.00016.95
8.0.190.0040.00416.93
8.0.180.0000.00716.89
8.0.170.0090.00016.92
8.0.160.0050.00216.82
8.0.150.0000.00916.89
8.0.140.0000.00716.84
8.0.130.0000.00613.32
8.0.120.0040.00416.91
8.0.110.0000.00716.79
8.0.100.0040.00316.86
8.0.90.0080.00016.80
8.0.80.0090.00616.91
8.0.70.0000.00716.70
8.0.60.0000.00716.87
8.0.50.0040.00416.93
8.0.30.0120.00717.33
8.0.20.0080.01017.40
8.0.10.0000.00716.85
8.0.00.0100.00716.86
7.4.330.0020.00215.16
7.4.320.0030.00316.38
7.4.300.0070.00016.51
7.4.290.0000.00716.53
7.4.280.0050.00216.54
7.4.270.0030.00316.66
7.4.260.0050.00316.61
7.4.250.0000.00916.57
7.4.240.0030.00516.44
7.4.230.0000.00716.68
7.4.220.0070.01016.64
7.4.210.0100.01016.64
7.4.200.0000.00816.63
7.4.160.0090.00616.24
7.4.150.0060.01217.40
7.4.140.0130.00417.86
7.4.130.0110.00616.55
7.4.120.0090.00916.42
7.4.110.0140.00716.37
7.4.100.0070.01016.55
7.4.90.0150.00616.57
7.4.80.0200.01219.39
7.4.70.0070.01116.45
7.4.60.0060.00916.60
7.4.50.0060.00016.33
7.4.40.0060.01116.61
7.4.30.0100.00716.55
7.4.00.0060.00615.20
7.3.330.0000.00513.31
7.3.320.0000.00513.25
7.3.310.0050.00216.31
7.3.300.0070.00016.18
7.3.290.0100.00416.36
7.3.280.0100.00616.30
7.3.270.0140.00317.40
7.3.260.0190.00316.57
7.3.250.0100.00816.38
7.3.240.0140.00316.66
7.3.230.0170.00016.39
7.3.210.0060.01616.49
7.3.200.0090.00919.39
7.3.190.0130.00616.33
7.3.180.0060.01616.40
7.3.170.0080.00816.62
7.3.160.0030.01916.47
7.2.330.0080.00816.79
7.2.320.0070.01016.84
7.2.310.0110.00916.35
7.2.300.0130.00316.76
7.2.290.0090.00916.77
7.1.70.0030.00617.06
7.1.60.0000.01217.27
7.1.50.0140.00316.73
7.1.00.0030.07722.33
7.0.200.0030.01216.71
7.0.140.0000.07722.09
7.0.60.0070.03719.84
7.0.50.0100.04017.86
7.0.40.0030.08020.18
7.0.30.0500.05020.09
7.0.20.0200.03720.15
7.0.10.0100.05720.17
7.0.00.0100.04320.05
5.6.280.0000.07720.82
5.6.210.0070.04020.77
5.6.200.0070.07018.15
5.6.190.0070.04020.77
5.6.180.0470.06020.48
5.6.170.0470.07020.53
5.6.160.0070.05320.46
5.6.150.0100.04018.12
5.6.140.0030.09018.11
5.6.130.0070.06718.15
5.6.120.0130.08020.94
5.6.110.0070.06021.09
5.6.100.0130.07720.99
5.6.90.0030.09020.98
5.6.80.0000.04020.36
5.5.350.0070.05020.43
5.5.340.0100.08017.93
5.5.330.0070.05020.19
5.5.320.0430.06720.30
5.5.310.0300.05020.30
5.5.300.0030.09018.01
5.5.290.0030.04718.07
5.5.280.0170.07720.91
5.5.270.0030.08720.88
5.5.260.0130.07320.98
5.5.250.0070.07720.77
5.5.240.0200.07020.05
5.4.450.0200.04719.55
5.4.440.1030.03019.49
5.4.430.0430.02719.47
5.4.420.0670.00019.52
5.4.410.0670.00019.28
5.4.400.0670.00019.23
5.4.390.0670.00019.01
5.4.380.0670.00019.04
5.4.370.0630.00019.13
5.4.360.0630.00019.16
5.4.350.0830.00019.04
5.4.340.0030.04012.02
5.4.320.0150.03212.51
5.4.310.0060.04212.50
5.4.300.0060.04212.51
5.4.290.0100.03912.50
5.4.280.0080.03312.40
5.4.270.0060.03612.39
5.4.260.0070.03912.40
5.4.250.0080.04112.39
5.4.240.0060.03912.40
5.4.230.0090.04212.39
5.4.220.0060.03712.39
5.4.210.0050.04412.39
5.4.200.0070.04112.39
5.4.190.0060.03612.39
5.4.180.0070.03712.39
5.4.170.0080.03312.40
5.4.160.0150.03012.40
5.4.150.0090.03312.39
5.4.140.0060.03712.08
5.4.130.0070.03712.06
5.4.120.0050.03712.02
5.4.110.0060.03612.02
5.4.100.0070.03412.02
5.4.90.0050.03812.02
5.4.80.0120.03212.02
5.4.70.0100.03112.02
5.4.60.0090.03112.01
5.4.50.0040.03812.01
5.4.40.0150.02612.00
5.4.30.0110.03112.00
5.4.20.0060.03711.99
5.4.10.0070.03812.00
5.4.00.0060.03911.48
5.3.290.0040.05012.80
5.3.280.0080.04012.71
5.3.270.0100.03812.73
5.3.260.0030.04512.72
5.3.250.0110.04112.72
5.3.240.0080.04412.72
5.3.230.0060.04112.71
5.3.220.0100.03912.68
5.3.210.0070.04212.68
5.3.200.0050.04412.68
5.3.190.0070.03612.68
5.3.180.0070.04112.68
5.3.170.0070.03612.67
5.3.160.0100.04512.68
5.3.150.0090.04012.67
5.3.140.0090.03712.66
5.3.130.0100.04012.65
5.3.120.0060.04012.66
5.3.110.0050.04512.66
5.3.100.0070.04512.11
5.3.90.0060.03712.08
5.3.80.0040.04012.08
5.3.70.0100.03812.08
5.3.60.0030.04012.07
5.3.50.0050.03712.00
5.3.40.0030.04012.00
5.3.30.0060.03511.95
5.3.20.0090.03411.73
5.3.10.0070.03411.70
5.3.00.0060.04011.68
5.2.170.0090.0339.18
5.2.160.0050.0299.18
5.2.150.0040.0319.18
5.2.140.0050.0319.18
5.2.130.0050.0379.14
5.2.120.0030.0329.14
5.2.110.0050.0339.15
5.2.100.0070.0289.14
5.2.90.0030.0329.14
5.2.80.0090.0339.14
5.2.70.0080.0339.14
5.2.60.0050.0319.10
5.2.50.0050.0309.06
5.2.40.0090.0339.04
5.2.30.0040.0319.02
5.2.20.0050.0289.01
5.2.10.0050.0278.93
5.2.00.0060.0388.79
5.1.60.0050.0338.07
5.1.50.0050.0248.07
5.1.40.0010.0278.05
5.1.30.0050.0288.40
5.1.20.0050.0268.42
5.1.10.0040.0268.14
5.1.00.0060.0268.14
5.0.50.0010.0266.62
5.0.40.0030.0216.48
5.0.30.0040.0336.29
5.0.20.0040.0206.26
5.0.10.0050.0196.24
5.0.00.0030.0346.23
4.4.90.0020.0184.78
4.4.80.0030.0164.75
4.4.70.0020.0174.76
4.4.60.0030.0164.75
4.4.50.0030.0154.77
4.4.40.0030.0294.71
4.4.30.0040.0164.75
4.4.20.0040.0224.84
4.4.10.0020.0194.85
4.4.00.0050.0284.76
4.3.110.0020.0174.67
4.3.100.0040.0154.66
4.3.90.0020.0174.64
4.3.80.0040.0244.59
4.3.70.0040.0144.63
4.3.60.0040.0164.63
4.3.50.0030.0164.63
4.3.40.0040.0234.54
4.3.30.0010.0173.29
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0000.01710.37

preferences:
42.85 ms | 401 KiB | 5 Q