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 daughter1() { var_dump(__CLASS__ . '-' . __FUNCTION__); parent::__construct(); } } class daughter2 extends mama { public function daughter2() { var_dump(__CLASS__ . '-' . __FUNCTION__); parent::mama(); } } var_dump('DAUGHTER calls parent::__construct'); $girl1 = new daughter1(); var_dump('DAUGHTER calls parent::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)
8.3.40.0180.00318.53
8.3.30.0040.01118.54
8.3.20.0070.00020.19
8.3.10.0040.00423.46
8.3.00.0080.00020.88
8.2.170.0140.00722.96
8.2.160.0130.00320.35
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0030.00526.16
8.2.120.0090.00619.64
8.2.110.0030.00621.04
8.2.100.0110.00017.72
8.2.90.0050.00317.97
8.2.80.0040.00418.09
8.2.70.0080.00017.80
8.2.60.0090.00018.04
8.2.50.0000.00818.10
8.2.40.0040.00420.64
8.2.30.0050.00320.68
8.2.20.0050.00217.59
8.2.10.0070.00018.08
8.2.00.0000.00717.86
8.1.270.0040.01120.38
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0080.00023.89
8.1.230.0070.00422.50
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0040.00417.23
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0080.00018.52
8.1.160.0000.00722.13
8.1.150.0050.00318.88
8.1.140.0040.00419.42
8.1.130.0040.00417.69
8.1.120.0070.00017.45
8.1.110.0000.00717.35
8.1.100.0000.00717.23
8.1.90.0050.00217.30
8.1.80.0000.00817.38
8.1.70.0080.00017.29
8.1.60.0030.00517.46
8.1.50.0000.00817.57
8.1.40.0030.00517.52
8.1.30.0000.00817.62
8.1.20.0040.00417.55
8.1.10.0030.00617.48
8.1.00.0050.00317.30
8.0.300.0040.00419.90
8.0.290.0000.00716.63
8.0.280.0030.00318.39
8.0.270.0050.00217.06
8.0.260.0000.00617.19
8.0.250.0030.00516.79
8.0.240.0030.00316.93
8.0.230.0030.00316.87
8.0.220.0040.00416.83
8.0.210.0040.00416.71
8.0.200.0030.00316.79
8.0.190.0030.00616.86
8.0.180.0000.00716.88
8.0.170.0040.00416.81
8.0.160.0030.00516.87
8.0.150.0040.00416.80
8.0.140.0070.00016.77
8.0.130.0060.00013.27
8.0.120.0020.00516.80
8.0.110.0000.00716.80
8.0.100.0070.00016.79
8.0.90.0070.00016.60
8.0.80.0120.00316.82
8.0.70.0030.00616.84
8.0.60.0050.00316.70
8.0.50.0040.00416.88
8.0.30.0110.00817.13
8.0.20.0090.01217.40
8.0.10.0060.00316.76
8.0.00.0090.00816.56
7.4.330.0000.00516.79
7.4.320.0030.00316.43
7.4.300.0000.00716.51
7.4.290.0060.00316.51
7.4.280.0050.00316.63
7.4.270.0040.00416.50
7.4.260.0070.00016.57
7.4.250.0070.00016.54
7.4.240.0040.00416.51
7.4.230.0040.00416.68
7.4.220.0120.00916.60
7.4.210.0120.00316.47
7.4.200.0000.00716.50
7.4.160.0090.00616.55
7.4.150.0110.00817.40
7.4.140.0140.01117.86
7.4.130.0100.00916.50
7.4.120.0090.00916.46
7.4.110.0030.01316.59
7.4.100.0150.00816.44
7.4.90.0130.00316.44
7.4.80.0100.00719.39
7.4.70.0030.01416.36
7.4.60.0030.01416.58
7.4.50.0090.00916.20
7.4.40.0070.01516.57
7.4.30.0160.00416.31
7.4.00.0090.00714.83
7.3.330.0030.00313.38
7.3.320.0000.00513.32
7.3.310.0030.00316.36
7.3.300.0000.00716.18
7.3.290.0050.01016.28
7.3.280.0080.01216.30
7.3.270.0140.00817.40
7.3.260.0070.01716.18
7.3.250.0130.00616.34
7.3.240.0120.00816.18
7.3.230.0100.00716.39
7.3.210.0030.01416.33
7.3.200.0130.00316.31
7.3.190.0100.00616.58
7.3.180.0120.00316.31
7.3.170.0160.00016.39
7.3.160.0070.01016.32
7.3.120.0070.01114.81
7.3.110.0070.00714.63
7.3.100.0060.01014.52
7.3.90.0000.01315.00
7.3.80.0000.01314.79
7.3.70.0080.00314.64
7.3.60.0140.00314.57
7.3.50.0050.00514.58
7.3.40.0030.00714.81
7.3.30.0070.00714.75
7.3.20.0070.00316.64
7.3.10.0060.00616.58
7.3.00.0030.00916.22
7.2.330.0150.00316.32
7.2.320.0120.01016.63
7.2.310.0100.01016.30
7.2.300.0080.00916.59
7.2.290.0060.01116.57
7.2.250.0040.00915.07
7.2.240.0100.01115.13
7.2.230.0100.00315.00
7.2.220.0000.01614.75
7.2.210.0040.01415.11
7.2.200.0060.00914.68
7.2.190.0100.00714.80
7.2.180.0030.01014.84
7.2.170.0100.00714.70
7.2.160.0000.01014.89
7.2.150.0000.01316.80
7.2.140.0110.00016.79
7.2.130.0040.00816.67
7.2.120.0000.01316.83
7.2.110.0090.00616.55
7.2.100.0040.01116.79
7.2.90.0030.01216.92
7.2.80.0030.01016.37
7.2.70.0060.00616.71
7.2.60.0090.00716.90
7.2.50.0080.00316.98
7.2.40.0070.01016.93
7.2.30.0030.01216.84
7.2.20.0070.01416.87
7.2.10.0070.01416.88
7.2.00.0070.00718.09
7.1.330.0030.01415.38
7.1.320.0070.00715.77
7.1.310.0090.00015.80
7.1.300.0030.00915.73
7.1.290.0030.01315.76
7.1.280.0000.01215.79
7.1.270.0130.00015.53
7.1.260.0040.00815.57
7.1.250.0040.01215.87
7.1.240.0030.00915.53
7.1.230.0070.00315.71
7.1.220.0100.00315.61
7.1.210.0000.00915.79
7.1.200.0060.00815.55
7.1.190.0030.01015.45
7.1.180.0000.01815.72
7.1.170.0000.01415.60
7.1.160.0090.00615.57
7.1.150.0030.00915.34
7.1.140.0060.00915.48
7.1.130.0110.00415.64
7.1.120.0000.01115.83
7.1.110.0070.00715.68
7.1.100.0050.00816.72
7.1.90.0130.00315.71
7.1.80.0030.00915.68
7.1.70.0060.00516.16
7.1.60.0080.00917.51
7.1.50.0090.00816.34
7.1.40.0080.00815.71
7.1.30.0060.00315.41
7.1.20.0030.01015.43
7.1.10.0030.01315.85
7.1.00.0070.04019.09
7.0.330.0000.01114.97
7.0.320.0080.00415.09
7.0.310.0030.00615.31
7.0.300.0040.00415.41
7.0.290.0080.00815.05
7.0.280.0070.01015.17
7.0.270.0120.00315.08
7.0.260.0030.01015.36
7.0.250.0130.00015.14
7.0.240.0110.00415.27
7.0.230.0080.00815.38
7.0.220.0000.01115.13
7.0.210.0090.00315.19
7.0.200.0050.00716.01
7.0.190.0030.00615.45
7.0.180.0040.00715.41
7.0.170.0040.01115.28
7.0.160.0060.00315.16
7.0.150.0110.00415.29
7.0.140.0030.01015.43
7.0.130.0060.00915.12
7.0.120.0030.01015.42
7.0.110.0060.00915.15
7.0.100.0220.04217.71
7.0.90.0150.02017.68
7.0.80.0180.04117.66
7.0.70.0080.04817.63
7.0.60.0130.04717.55
7.0.50.0080.04617.75
7.0.40.0100.04016.71
7.0.30.0100.04316.63
7.0.20.0130.04216.76
7.0.10.0020.04616.74
7.0.00.0070.04216.76
5.6.400.0030.00914.50
5.6.390.0040.00814.32
5.6.380.0040.01114.30
5.6.370.0050.00514.26
5.6.360.0130.00014.52
5.6.350.0030.00614.32
5.6.340.0120.00614.24
5.6.330.0030.01014.36
5.6.320.0000.01214.02
5.6.310.0030.01014.27
5.6.300.0060.00314.55
5.6.290.0130.00314.29
5.6.280.0060.01917.67
5.6.270.0070.00714.25
5.6.260.0080.00414.32
5.6.250.0050.03817.60
5.6.240.0040.03817.58
5.6.230.0110.03217.49
5.6.220.0030.04117.46
5.6.210.0030.04617.53
5.6.200.0120.03917.77
5.6.190.0070.04117.75
5.6.180.0080.04317.83
5.6.170.0090.02517.90
5.6.160.0070.03517.64
5.6.150.0110.03517.75
5.6.140.0050.04517.79
5.6.130.0030.03817.71
5.6.120.0090.03017.64
5.6.110.0080.04517.80
5.6.100.0080.04517.60
5.6.90.0080.02817.70
5.6.80.0070.04417.26
5.6.70.0090.03217.23
5.6.60.0100.04017.38
5.6.50.0080.04017.20
5.6.40.0050.03217.37
5.6.30.0140.02917.49
5.6.20.0080.04017.28
5.6.10.0090.02817.41
5.6.00.0110.03617.43
5.5.380.0050.04917.25
5.5.370.0030.04617.52
5.5.360.0020.04717.38
5.5.350.0040.03917.39
5.5.340.0020.04717.39
5.5.330.0060.04317.65
5.5.320.0100.04617.53
5.5.310.0090.04217.62
5.5.300.0070.05017.58
5.5.290.0130.04217.67
5.5.280.0070.04017.63
5.5.270.0150.03317.67
5.5.260.0070.04717.52
5.5.250.0090.03217.29
5.5.240.0070.03517.03
5.5.230.0070.03417.13
5.5.220.0060.03817.12
5.5.210.0100.04317.30
5.5.200.0110.03817.14
5.5.190.0020.03617.25
5.5.180.0060.04117.27
5.5.170.0090.00614.05
5.5.160.0120.03817.33
5.5.150.0070.04517.08
5.5.140.0070.04717.25
5.5.130.0050.04317.17
5.5.120.0100.03717.34
5.5.110.0090.03717.00
5.5.100.0050.04217.19
5.5.90.0080.03817.10
5.5.80.0070.03217.21
5.5.70.0060.02817.02
5.5.60.0120.03717.26
5.5.50.0080.02717.18
5.5.40.0070.04517.07
5.5.30.0080.04117.19
5.5.20.0100.03817.06
5.5.10.0070.04117.17
5.5.00.0090.04017.09

preferences:
54.6 ms | 400 KiB | 5 Q