3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class HiddenFactory { protected function __construct() { } protected static function create() { return new static(); } } class B extends HiddenFactory {} class C extends B {} class A extends HiddenFactory { protected static $recordClass = 'B'; final public static function createB() { $rc = static::$recordClass; return $rc::create(); } } class D extends A { protected static $recordClass = 'C'; } echo get_class(A::createB()); echo get_class(D::createB());

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)
8.3.60.0150.00318.43
8.3.50.0150.00622.05
8.3.40.0070.00718.52
8.3.30.0140.00020.22
8.3.20.0000.00818.62
8.3.10.0040.00421.15
8.3.00.0040.00419.43
8.2.180.0040.01116.50
8.2.170.0070.00722.96
8.2.160.0110.00420.22
8.2.150.0110.00424.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0000.00721.06
8.2.110.0030.00722.25
8.2.100.0040.00817.78
8.2.90.0040.00419.34
8.2.80.0060.00317.97
8.2.70.0080.00017.63
8.2.60.0040.00417.93
8.2.50.0090.00018.10
8.2.40.0000.00820.47
8.2.30.0040.00421.29
8.2.20.0000.00717.64
8.2.10.0040.00417.52
8.2.00.0040.00417.61
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.10
8.1.230.0070.00417.70
8.1.220.0000.00817.74
8.1.210.0030.00918.77
8.1.200.0100.00017.00
8.1.190.0080.00017.23
8.1.180.0080.00018.10
8.1.170.0060.00318.59
8.1.160.0000.00722.13
8.1.150.0020.00518.57
8.1.140.0040.00417.30
8.1.130.0070.00017.89
8.1.120.0000.00717.40
8.1.110.0060.00317.29
8.1.100.0040.00417.38
8.1.90.0000.00717.28
8.1.80.0000.00717.42
8.1.70.0000.00717.28
8.1.60.0030.00617.48
8.1.50.0000.00717.50
8.1.40.0040.00417.56
8.1.30.0020.00517.47
8.1.20.0030.00517.69
8.1.10.0030.00517.60
8.1.00.0040.00717.33
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.48
8.0.270.0040.00417.23
8.0.260.0030.00316.75
8.0.250.0000.00716.96
8.0.240.0030.00616.93
8.0.230.0070.00016.88
8.0.220.0040.00416.70
8.0.210.0030.00516.81
8.0.200.0060.00016.88
8.0.190.0080.00016.78
8.0.180.0000.00716.75
8.0.170.0040.00416.81
8.0.160.0070.00016.89
8.0.150.0030.00516.73
8.0.140.0050.00316.81
8.0.130.0050.00013.25
8.0.120.0000.00816.67
8.0.110.0040.00416.82
8.0.100.0000.00716.89
8.0.90.0000.00716.74
8.0.80.0060.01016.84
8.0.70.0040.00416.71
8.0.60.0040.00416.72
8.0.50.0040.00416.80
8.0.30.0100.01317.02
8.0.20.0080.01117.40
8.0.10.0050.00216.95
8.0.00.0080.01216.53
7.4.330.0000.00414.87
7.4.320.0050.00216.54
7.4.300.0040.00416.42
7.4.290.0070.00016.61
7.4.280.0030.00616.60
7.4.270.0070.00016.50
7.4.260.0000.00613.21
7.4.250.0000.00716.46
7.4.240.0040.00416.51
7.4.230.0070.00016.41
7.4.220.0100.00616.38
7.4.210.0040.01116.58
7.4.200.0040.00416.59
7.4.190.0030.00316.59
7.4.160.0070.01116.38
7.4.150.0120.00617.40
7.4.140.0120.00617.86
7.4.130.0110.00816.47
7.4.120.0100.00716.51
7.4.110.0030.01316.65
7.4.100.0070.01116.63
7.4.90.0130.00716.65
7.4.80.0150.00319.39
7.4.70.0030.01316.39
7.4.60.0090.00916.50
7.4.50.0040.00416.32
7.4.40.0070.00722.77
7.4.30.0150.01016.57
7.4.10.0090.01015.13
7.4.00.0060.01014.97
7.3.330.0050.00013.18
7.3.320.0060.00013.36
7.3.310.0060.00016.26
7.3.300.0060.00016.38
7.3.290.0080.00516.34
7.3.280.0070.00916.38
7.3.270.0120.00817.40
7.3.260.0140.00918.24
7.3.250.0050.01216.33
7.3.240.0040.01516.37
7.3.230.0110.00616.39
7.3.210.0100.00616.38
7.3.200.0050.01519.39
7.3.190.0000.01616.55
7.3.180.0070.01016.29
7.3.170.0100.00716.66
7.3.160.0100.00716.36
7.3.130.0040.01114.84
7.3.120.0090.00914.99
7.3.110.0020.01514.91
7.3.100.0060.00814.95
7.3.90.0050.00914.91
7.3.80.0110.00614.81
7.3.70.0040.00714.90
7.3.60.0080.00814.70
7.3.50.0060.00614.79
7.3.40.0030.00914.81
7.3.30.0070.00714.83
7.3.20.0050.00916.45
7.3.10.0080.00716.53
7.3.00.0070.00716.52
7.2.330.0040.01416.22
7.2.320.0110.00616.37
7.2.310.0040.01416.68
7.2.300.0090.01516.25
7.2.290.0220.00316.39
7.2.260.0080.01115.17
7.2.250.0070.01214.88
7.2.240.0090.00714.98
7.2.230.0080.00715.20
7.2.220.0010.01114.78
7.2.210.0080.00514.81
7.2.200.0020.00914.87
7.2.190.0050.00815.06
7.2.180.0040.00815.18
7.2.170.0070.00615.07
7.2.160.0030.01214.90
7.2.150.0020.01216.92
7.2.140.0080.00616.72
7.2.130.0020.01516.79
7.2.120.0070.01016.96
7.2.110.0060.00816.88
7.2.100.0060.00617.03
7.2.90.0080.00616.71
7.2.80.0020.01216.93
7.2.70.0060.01216.80
7.2.60.0100.00216.80
7.2.50.0090.00616.78
7.2.40.0090.00516.92
7.2.30.0060.00917.01
7.2.20.0070.00816.85
7.2.10.0060.00916.99
7.2.00.0040.01217.65
7.1.330.0070.00915.64
7.1.320.0040.01115.66
7.1.310.0060.00415.56
7.1.300.0050.00915.46
7.1.290.0010.01115.54
7.1.280.0050.00815.82
7.1.270.0050.01015.69
7.1.260.0100.00415.58
7.1.250.0050.01115.69
7.1.240.0000.01115.63
7.1.230.0030.01115.72
7.1.220.0070.00715.82
7.1.210.0070.00515.78
7.1.200.0050.01015.77
7.1.190.0040.00615.66
7.1.180.0090.00615.83
7.1.170.0050.00915.50
7.1.160.0000.01315.64
7.1.150.0050.00715.71
7.1.140.0050.01115.58
7.1.130.0070.00415.74
7.1.120.0030.01215.63
7.1.110.0090.00715.59
7.1.100.0040.00816.63
7.1.90.0040.01115.77
7.1.80.0050.00915.52
7.1.70.0050.00616.26
7.1.60.0070.00416.18
7.1.50.0030.00716.22
7.1.40.0020.00916.15
7.1.30.0050.00916.13
7.1.20.0030.00816.10
7.1.10.0060.00916.15
7.1.00.0070.00516.05
7.0.330.0040.01015.39
7.0.320.0100.00515.44
7.0.310.0030.00815.51
7.0.300.0080.00315.32
7.0.290.0060.00515.47
7.0.280.0030.01015.37
7.0.270.0060.00615.43
7.0.260.0000.01315.29
7.0.250.0090.00715.32
7.0.240.0070.00715.51
7.0.230.0050.00915.27
7.0.220.0090.00415.50
7.0.210.0070.00515.48
7.0.200.0050.00615.94
7.0.190.0030.00815.93
7.0.180.0040.00815.90
7.0.170.0070.00715.96
7.0.160.0060.00615.97
7.0.150.0070.00515.79
7.0.140.0080.00215.96
7.0.130.0050.00815.87
7.0.120.0060.00815.79
7.0.110.0020.00915.96
7.0.100.0030.00615.94
7.0.90.0060.00515.78
7.0.80.0050.00615.76
7.0.70.0010.00715.82
7.0.60.0050.00515.82
7.0.50.0030.00615.85
7.0.40.0040.00614.65
7.0.30.0040.00614.72
7.0.20.0070.00514.65
7.0.10.0040.00714.63
7.0.00.0050.00614.53
5.6.400.0030.00614.61
5.6.390.0050.00614.01
5.6.380.0030.01214.27
5.6.370.0070.00714.31
5.6.360.0050.01014.56
5.6.350.0080.00514.51
5.6.340.0040.00914.67
5.6.330.0090.00514.35
5.6.320.0000.00914.14
5.6.310.0070.00314.37
5.6.300.0050.02516.41
5.6.290.0040.02116.64
5.6.280.0070.01716.59
5.6.270.0030.01916.45
5.6.260.0100.01516.58
5.6.250.0030.02416.51
5.6.240.0060.03216.71
5.6.230.0060.01716.48
5.6.220.0080.01616.38
5.6.210.0070.01516.47
5.6.200.0040.02316.65
5.6.190.0060.01716.38
5.6.180.0080.01616.59
5.6.170.0070.01516.48
5.6.160.0050.01816.48
5.6.150.0040.02416.52
5.6.140.0050.01816.52
5.6.130.0080.01716.55
5.6.120.0050.01716.60
5.6.110.0040.02416.44
5.6.100.0060.02816.39
5.6.90.0030.02116.43
5.6.80.0060.01916.20
5.6.70.0060.02116.19
5.6.60.0070.02916.32
5.6.50.0020.03516.19
5.6.40.0040.01816.22
5.6.30.0030.01916.18
5.6.20.0040.01716.31
5.6.10.0100.01716.24
5.6.00.0060.01716.25
5.5.380.0140.02215.27
5.5.370.0110.01515.39
5.5.360.0060.01915.37
5.5.350.0050.03015.28
5.5.340.0040.02115.69
5.5.330.0050.01815.53
5.5.320.0060.01815.63
5.5.310.0060.02015.39
5.5.300.0080.01615.52
5.5.290.0030.02015.34
5.5.280.0020.02115.52
5.5.270.0040.02515.54
5.5.260.0070.02215.52
5.5.250.0080.01815.31
5.5.240.0130.01415.41
5.5.230.0070.02315.19
5.5.220.0020.02815.37
5.5.210.0060.02315.32
5.5.200.0090.02615.13
5.5.190.0040.01915.29
5.5.180.0040.01915.15
5.5.170.0060.00514.20
5.5.160.0050.01715.22
5.5.150.0030.02215.31
5.5.140.0080.01415.22
5.5.130.0090.01415.32
5.5.120.0040.01715.16
5.5.110.0030.01915.13
5.5.100.0070.01815.22
5.5.90.0060.01615.05
5.5.80.0020.02115.23
5.5.70.0020.02115.13
5.5.60.0040.01615.13
5.5.50.0040.01815.13
5.5.40.0070.02015.20
5.5.30.0040.01715.27
5.5.20.0060.01615.22
5.5.10.0080.01815.19
5.5.00.0090.02715.14
5.4.450.0030.02414.25
5.4.440.0040.02614.27
5.4.430.0040.02014.20
5.4.420.0090.01614.23
5.4.410.0020.02114.15
5.4.400.0150.01114.00
5.4.390.0030.01714.14
5.4.380.0050.02714.16
5.4.370.0050.02314.10
5.4.360.0010.02014.17
5.4.350.0010.02114.13
5.4.340.0020.02014.17
5.4.330.0030.00711.59
5.4.320.0020.01814.21
5.4.310.0030.01914.06
5.4.300.0050.01714.08
5.4.290.0040.01814.20
5.4.280.0010.01814.13
5.4.270.0040.01614.09
5.4.260.0040.01814.07
5.4.250.0020.01714.12
5.4.240.0060.01814.24
5.4.230.0020.01714.15
5.4.220.0030.01613.99
5.4.210.0010.03114.09
5.4.200.0030.01814.16
5.4.190.0060.01614.09
5.4.180.0030.01714.14
5.4.170.0050.02514.13
5.4.160.0020.02614.01
5.4.150.0020.03514.09
5.4.140.0050.01413.41
5.4.130.0040.02413.38
5.4.120.0010.02613.43
5.4.110.0050.01613.34
5.4.100.0030.01913.39
5.4.90.0020.01813.51
5.4.80.0030.01813.39
5.4.70.0020.02013.39
5.4.60.0030.01413.37
5.4.50.0020.01713.48
5.4.40.0070.01313.38
5.4.30.0040.02813.44
5.4.20.0060.01413.37
5.4.10.0030.01913.47
5.4.00.0050.01513.38
5.3.290.0030.01413.28
5.3.280.0020.01513.23
5.3.270.0050.01513.26
5.3.260.0050.01313.31
5.3.250.0030.02113.29
5.3.240.0040.02913.19
5.3.230.0050.01613.25
5.3.220.0050.01413.20
5.3.210.0040.01713.23
5.3.200.0030.01713.25
5.3.190.0040.02213.21
5.3.180.0050.03013.20
5.3.170.0010.01813.27
5.3.160.0050.01413.28
5.3.150.0040.01613.27
5.3.140.0030.01613.23
5.3.130.0010.02013.26
5.3.120.0050.01813.25
5.3.110.0020.02013.27
5.3.100.0040.01613.26
5.3.90.0060.01813.25
5.3.80.0030.01613.19
5.3.70.0040.01613.17
5.3.60.0090.01113.19
5.3.50.0090.01713.15
5.3.40.0050.01513.24
5.3.30.0030.01513.26
5.3.20.0020.02013.24
5.3.10.0050.02713.19
5.3.00.0010.01613.17
5.2.170.0060.02516.91
5.2.160.0030.02716.91
5.2.150.0030.04016.91
5.2.140.0000.04016.91
5.2.130.0030.04816.91
5.2.120.0030.02616.91
5.2.110.0030.02616.91
5.2.100.0030.02716.91
5.2.90.0070.03016.91
5.2.80.0030.03116.91
5.2.70.0030.02916.91
5.2.60.0000.04116.91
5.2.50.0070.02616.91
5.2.40.0030.03116.91
5.2.30.0000.04116.91
5.2.20.0000.03416.91
5.2.10.0030.03116.91
5.2.00.0060.02316.91
5.1.60.0000.03416.91
5.1.50.0000.02816.91
5.1.40.0100.02316.91
5.1.30.0030.02916.91
5.1.20.0000.03016.91
5.1.10.0060.02216.91
5.1.00.0030.02516.91
5.0.50.0070.01716.91
5.0.40.0040.01916.91
5.0.30.0030.03016.91
5.0.20.0000.02316.91
5.0.10.0040.01816.91
5.0.00.0030.03016.91
4.4.90.0000.01716.91
4.4.80.0000.02516.91
4.4.70.0030.01616.91
4.4.60.0030.01616.91
4.4.50.0030.01416.91
4.4.40.0000.02516.91
4.4.30.0000.02016.91
4.4.20.0000.01816.91
4.4.10.0060.01216.91
4.4.00.0030.02316.91
4.3.110.0040.01416.91
4.3.100.0000.01716.91
4.3.90.0030.01316.91
4.3.80.0000.02816.91
4.3.70.0000.01616.91
4.3.60.0030.01416.91
4.3.50.0000.01716.91
4.3.40.0000.02716.91
4.3.30.0000.01716.91
4.3.20.0040.01416.91
4.3.10.0030.01516.91
4.3.00.0070.01316.91

preferences:
86.96 ms | 400 KiB | 5 Q