3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('display_errors', true); error_reporting(E_ALL); abstract class papa { public function papa() { var_dump(__CLASS__ . '-' . __FUNCTION__); } } class son extends papa { public function son() { var_dump(__CLASS__ . '-' . __FUNCTION__); parent::__construct(); } } abstract class mama { public function __construct() { var_dump(__CLASS__ . '-' . __FUNCTION__); } public function mama() { var_dump(__CLASS__ . '-' . __FUNCTION__); } } class daughter1 extends mama { public function daughter() { var_dump(__CLASS__ . '-' . __FUNCTION__); parent::__construct(); } } class daughter2 extends mama { public function daughter() { var_dump(__CLASS__ . '-' . __FUNCTION__); parent::mama(); } } var_dump('DAUGHTER-__construct'); $girl1 = new daughter1(); var_dump('DAUGHTER-mama'); $girl2 = new daughter2(); var_dump('SON'); $boy = new son();

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)
8.3.60.0090.00616.63
8.3.50.0130.00721.28
8.3.40.0040.01118.41
8.3.30.0070.00718.73
8.3.20.0080.00020.33
8.3.10.0040.00423.48
8.3.00.0150.00020.81
8.2.180.0070.00718.38
8.2.170.0000.01422.96
8.2.160.0130.00620.51
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00819.33
8.2.120.0040.00426.35
8.2.110.0070.00319.45
8.2.100.0090.00317.78
8.2.90.0000.00818.81
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0000.00717.93
8.2.50.0050.00318.10
8.2.40.0030.00522.38
8.2.30.0000.00720.55
8.2.20.0000.00717.71
8.2.10.0080.00018.05
8.2.00.0040.00417.88
8.1.280.0070.01025.92
8.1.270.0070.00720.30
8.1.260.0050.00328.09
8.1.250.0040.01128.09
8.1.240.0070.00322.74
8.1.230.0080.00317.76
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0030.00517.22
8.1.180.0080.00018.10
8.1.170.0000.00818.54
8.1.160.0040.00420.62
8.1.150.0040.00418.88
8.1.140.0040.00419.48
8.1.130.0070.00017.66
8.1.120.0000.00817.39
8.1.110.0020.00517.42
8.1.100.0000.00717.40
8.1.90.0040.00417.38
8.1.80.0000.00817.26
8.1.70.0030.00317.28
8.1.60.0000.00917.47
8.1.50.0060.00317.53
8.1.40.0080.00017.50
8.1.30.0090.00017.55
8.1.20.0000.00817.67
8.1.10.0000.01117.38
8.1.00.0040.00417.50
8.0.300.0080.00018.77
8.0.290.0060.00316.58
8.0.280.0050.00318.30
8.0.270.0070.00017.20
8.0.260.0030.00317.16
8.0.250.0000.00616.91
8.0.240.0060.00016.90
8.0.230.0070.00016.82
8.0.220.0000.00716.76
8.0.210.0040.00416.79
8.0.200.0000.00616.95
8.0.190.0030.00516.84
8.0.180.0040.00416.89
8.0.170.0000.00716.84
8.0.160.0000.00716.88
8.0.150.0040.00316.77
8.0.140.0030.00416.77
8.0.130.0030.00313.30
8.0.120.0000.00816.77
8.0.110.0050.00316.67
8.0.100.0040.00416.71
8.0.90.0000.00716.73
8.0.80.0000.01816.76
8.0.70.0000.00716.71
8.0.60.0040.00416.70
8.0.50.0000.00716.84
8.0.30.0130.00517.10
8.0.20.0080.01217.40
8.0.10.0000.00816.77
8.0.00.0130.00616.81
7.4.330.0050.00016.81
7.4.320.0000.00616.46
7.4.300.0000.00616.66
7.4.290.0030.00616.50
7.4.280.0000.00716.50
7.4.270.0000.00716.49
7.4.260.0030.00516.58
7.4.250.0050.00316.41
7.4.240.0020.00616.54
7.4.230.0000.00716.58
7.4.220.0100.00716.63
7.4.210.0110.00716.57
7.4.200.0000.00716.50
7.4.160.0030.01316.59
7.4.150.0090.00917.40
7.4.140.0120.00717.86
7.4.130.0130.00716.39
7.4.120.0110.00616.47
7.4.110.0120.00616.39
7.4.100.0100.01316.45
7.4.90.0110.00916.55
7.4.80.0090.01319.39
7.4.70.0030.01416.33
7.4.60.0100.00616.36
7.4.50.0030.01316.36
7.4.40.0070.01116.52
7.4.30.0140.00716.47
7.4.00.0000.01814.97
7.3.330.0060.00013.13
7.3.320.0020.00213.20
7.3.310.0050.00216.34
7.3.300.0080.00016.27
7.3.290.0090.00916.31
7.3.280.0090.00716.31
7.3.270.0070.01117.40
7.3.260.0100.00716.36
7.3.250.0080.00916.33
7.3.240.0170.00716.30
7.3.230.0060.01216.39
7.3.210.0180.00016.43
7.3.200.0100.01016.33
7.3.190.0120.00616.41
7.3.180.0130.01016.33
7.3.170.0060.01516.55
7.3.160.0090.00616.29
7.3.120.0030.01314.45
7.3.110.0070.01014.93
7.3.100.0120.00314.71
7.3.90.0000.01814.74
7.3.80.0030.01014.66
7.3.70.0030.00714.63
7.3.60.0060.00614.88
7.3.50.0030.00914.76
7.3.40.0120.00314.72
7.3.30.0060.00614.84
7.3.20.0040.00816.69
7.3.10.0030.01316.34
7.3.00.0050.00816.48
7.2.330.0080.01216.20
7.2.320.0150.00916.49
7.2.310.0100.00716.50
7.2.300.0180.00616.23
7.2.290.0060.01216.33
7.2.240.0070.00714.72
7.2.230.0030.01315.21
7.2.220.0040.00815.08
7.2.210.0030.01214.79
7.2.200.0060.00915.02
7.2.190.0060.00514.88
7.2.180.0140.00014.89
7.2.170.0030.01014.93
7.2.160.0060.00614.97
7.2.150.0060.00616.77
7.2.140.0060.00616.88
7.2.130.0150.00016.66
7.2.120.0140.00316.63
7.2.110.0060.00616.88
7.2.100.0030.00616.73
7.2.90.0060.00916.69
7.2.80.0140.00316.77
7.2.70.0090.00616.88
7.2.60.0080.00816.71
7.2.50.0060.00916.99
7.2.40.0030.00616.59
7.2.30.0100.00716.52
7.2.20.0080.00816.74
7.2.10.0090.00016.57
7.2.00.0030.01017.71
7.1.330.0030.01215.32
7.1.320.0040.01115.41
7.1.310.0090.00615.43
7.1.300.0000.01415.46
7.1.290.0150.00015.47
7.1.280.0030.01015.73
7.1.270.0090.00615.43
7.1.260.0050.00315.50
7.1.250.0090.00315.39
7.1.200.0060.00615.74
7.1.100.0040.01417.95
7.1.70.0000.00817.25
7.1.60.0060.01519.52
7.1.50.0060.00616.95
7.1.00.0070.07322.24
7.0.200.0000.00916.70
7.0.60.0070.07719.80
7.0.50.0130.07717.87
7.0.40.0130.05020.09
7.0.30.0430.06020.07
7.0.20.0300.08020.06
7.0.10.0070.07320.33
7.0.00.0030.04320.12
5.6.280.0070.06020.86
5.6.210.0100.08020.78
5.6.200.0130.06718.19
5.6.190.0030.07320.64
5.6.180.0230.04020.59
5.6.170.0400.06020.45
5.6.160.0070.08020.52
5.6.150.0070.03718.18
5.6.140.0070.03718.25
5.6.130.0100.07718.18
5.6.120.0030.04321.00
5.6.110.0100.06721.05
5.6.100.0070.08721.00
5.6.90.0130.03020.98
5.6.80.0100.07320.39
5.5.350.3070.03320.46
5.5.340.0070.08317.99
5.5.330.0000.05320.57
5.5.320.0200.04020.22
5.5.310.0270.05020.30
5.5.300.0170.05317.92
5.5.290.0100.06317.98
5.5.280.0070.04020.89
5.5.270.0100.05020.81
5.5.260.0100.06320.86
5.5.250.0170.07320.48
5.5.240.4170.03720.27

preferences:
48.77 ms | 401 KiB | 5 Q