3v4l.org

run code in 500+ PHP versions simultaneously
<?php class A { public static function getSelfInstance() : self { return new self(); } /** @return static */ public static function getStaticInstance() { return new static(); } } class B extends A {} var_dump(get_class(B::getSelfInstance())); var_dump(get_class(B::getStaticInstance()));

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)
8.5.90.0090.01016.63
8.5.80.0120.00516.86
8.5.70.0040.00418.58
8.5.60.0100.00816.82
8.5.50.0110.00718.35
8.5.30.0100.00719.13
8.5.20.0100.00619.61
8.5.10.0120.00718.87
8.5.00.0130.00819.92
8.4.240.0100.01019.55
8.4.230.0120.00719.60
8.4.220.0080.00719.40
8.4.210.0120.01021.23
8.4.180.0240.00719.43
8.4.170.0130.01519.52
8.4.160.0130.00823.89
8.4.150.0070.00516.84
8.4.140.0170.00817.40
8.4.130.0110.00717.80
8.4.120.0060.00320.48
8.4.110.0090.00222.37
8.4.100.0100.00417.81
8.4.90.0110.00918.73
8.4.80.0110.00819.50
8.4.70.0090.00817.68
8.4.60.0140.00618.76
8.4.50.0140.00918.52
8.4.40.0130.00719.46
8.4.30.0070.01320.13
8.4.20.0040.00717.79
8.4.10.0120.00419.25
8.3.330.0120.00918.35
8.3.320.0110.01118.29
8.3.310.0120.00718.22
8.3.300.0110.01020.25
8.3.290.0120.00718.23
8.3.280.0110.00918.04
8.3.270.0220.00616.55
8.3.260.0120.00716.48
8.3.250.0080.01118.67
8.3.240.0120.00616.41
8.3.230.0120.00716.70
8.3.220.0030.00417.22
8.3.210.0030.00420.90
8.3.200.0050.00416.66
8.3.190.0120.00716.93
8.3.180.0120.00718.94
8.3.170.0080.00916.52
8.3.160.0090.00918.79
8.3.150.0070.01118.77
8.3.140.0000.00918.99
8.3.130.0000.01016.60
8.3.120.0160.00318.82
8.3.110.0110.00718.28
8.3.100.0080.00018.02
8.3.90.0080.00018.39
8.3.80.0090.00019.36
8.3.70.0090.00916.50
8.3.60.0150.00618.27
8.3.50.0130.00523.58
8.3.40.0090.00618.68
8.3.30.0150.00018.67
8.3.20.0040.00421.77
8.3.10.0040.00420.15
8.3.00.0040.00421.95
8.2.320.0140.00619.67
8.2.310.0120.00717.88
8.2.300.0100.00917.80
8.2.290.0130.00820.18
8.2.280.0090.01018.11
8.2.270.0140.00422.00
8.2.260.0120.00616.42
8.2.250.0080.00018.36
8.2.240.0110.00817.30
8.2.230.0030.00720.94
8.2.220.0090.00024.06
8.2.210.0110.00726.77
8.2.200.0060.00616.50
8.2.190.0070.00716.58
8.2.180.0030.01716.50
8.2.170.0110.00422.96
8.2.160.0140.00020.53
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0070.00322.02
8.2.100.0040.00817.54
8.2.90.0080.00017.72
8.2.80.0000.00817.97
8.2.70.0040.00417.80
8.2.60.0040.00418.03
8.2.50.0000.00818.10
8.2.40.0040.00419.30
8.2.30.0000.00717.61
8.2.20.0040.00417.87
8.2.10.0050.00219.05
8.2.00.0070.00019.18
8.1.340.0150.00619.63
8.1.330.0080.01121.86
8.1.320.0110.00817.78
8.1.310.0170.00316.72
8.1.300.0060.00318.12
8.1.290.0060.00318.88
8.1.280.0070.00725.92
8.1.270.0080.00021.95
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00422.20
8.1.230.0090.00322.73
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0060.00317.10
8.1.190.0000.00917.10
8.1.180.0040.00418.10
8.1.170.0000.00818.56
8.1.160.0060.00320.15
8.1.150.0080.00018.64
8.1.140.0000.00722.12
8.1.130.0040.00420.05
8.1.120.0040.00417.29
8.1.110.0030.00517.23
8.1.100.0080.00017.40
8.1.90.0070.00017.24
8.1.80.0000.00817.30
8.1.70.0050.00317.34
8.1.60.0000.00917.52
8.1.50.0050.00317.35
8.1.40.0000.00917.39
8.1.30.0000.00717.55
8.1.20.0000.00717.49
8.1.10.0000.00817.44
8.1.00.0030.00617.34
8.0.300.0030.00519.65
8.0.290.0040.00416.63
8.0.280.0030.00318.26
8.0.270.0030.00317.82
8.0.260.0030.00320.00
8.0.250.0070.00016.79
8.0.240.0060.00016.86
8.0.230.0090.00016.87
8.0.220.0000.00616.82
8.0.210.0060.00316.87
8.0.200.0050.00316.90
8.0.190.0000.00716.78
8.0.180.0040.00416.85
8.0.170.0090.00016.72
8.0.160.0000.00716.84
8.0.150.0000.00716.75
8.0.140.0020.00516.79
8.0.130.0000.00713.34
8.0.120.0000.00716.80
8.0.110.0000.00716.74
8.0.100.0050.00316.85
8.0.90.0060.00316.88
8.0.80.0090.01016.81
8.0.70.0080.00016.89
8.0.60.0040.00416.74
8.0.50.0000.00816.89
8.0.30.0110.00617.14
8.0.20.0160.00316.70
8.0.10.0000.00916.85
8.0.00.0100.00716.45
7.4.330.0000.00515.55
7.4.320.0060.00016.45
7.4.300.0000.00616.40
7.4.290.0070.00016.44
7.4.280.0070.00016.44
7.4.270.0030.00316.53
7.4.260.0050.00013.20
7.4.250.0000.00716.37
7.4.240.0020.00616.47
7.4.230.0000.00716.26
7.4.220.0020.00516.40
7.4.210.0050.01216.44
7.4.200.0000.00816.41
7.4.140.0030.01417.86
7.4.130.0100.00716.50
7.4.120.0100.01316.46
7.4.110.0000.01916.50
7.4.100.0060.01616.57
7.4.90.0130.00316.36
7.4.80.0030.01319.39
7.4.70.0120.00416.44
7.4.60.0070.01116.39
7.4.50.0040.01116.40
7.4.40.0100.00716.32
7.4.10.0100.00814.96
7.4.00.0050.01014.95
7.3.330.0000.00716.25
7.3.320.0030.00313.05
7.3.310.0000.00816.29
7.3.300.0070.00016.25
7.3.290.0080.00616.24
7.3.280.0120.00316.19
7.3.260.0170.00316.56
7.3.240.0110.00616.29
7.3.230.0080.00916.13
7.3.210.0150.00316.34
7.3.200.0080.00816.57
7.3.190.0100.01016.20
7.3.180.0080.00816.16
7.3.170.0090.00616.43
7.3.160.0100.00716.49
7.3.130.0050.01314.63
7.3.120.0050.00914.53
7.3.110.0080.01014.84
7.3.100.0060.00814.51
7.3.90.0110.00314.69
7.3.80.0070.00714.72
7.3.70.0060.00914.65
7.3.60.0060.00714.69
7.3.50.0050.00814.77
7.3.40.0060.00814.74
7.3.30.0050.01014.69
7.3.20.0050.00915.91
7.3.10.0070.00715.86
7.3.00.0080.00516.02
7.2.330.0160.00016.46
7.2.320.0090.00916.45
7.2.310.0100.00716.33
7.2.300.0100.00716.27
7.2.290.0110.00616.25
7.2.260.0050.01414.86
7.2.250.0050.01214.76
7.2.240.0110.00714.81
7.2.230.0050.01014.78
7.2.220.0050.01114.93
7.2.210.0090.00714.91
7.2.200.0070.00914.82
7.2.190.0090.00614.98
7.2.180.0060.01014.90
7.2.170.0040.01114.87
7.2.160.0050.01214.66
7.2.150.0080.00316.57
7.2.140.0040.01016.83
7.2.130.0080.00816.83
7.2.120.0060.00516.83
7.2.110.0040.00816.58
7.2.100.0050.01116.65
7.2.90.0060.00716.71
7.2.80.0050.00816.79
7.2.70.0100.00216.84
7.2.60.0070.00716.70
7.2.50.0080.00216.67
7.2.40.0030.01116.78
7.2.30.0030.01216.88
7.2.20.0040.00916.77
7.2.10.0060.00916.63
7.2.00.0090.00316.90
7.1.330.0030.01913.66
7.1.320.0070.00813.82
7.1.310.0030.01013.95
7.1.300.0050.01013.99
7.1.290.0100.00513.88
7.1.280.0110.00313.78
7.1.270.0180.01413.82
7.1.260.0000.01213.91

preferences:
47.29 ms | 1555 KiB | 5 Q