3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected static $aliases = []; public static function doSomething() { foreach (static::$aliases as $column => $alias) { // do something echo "$column: $alias" . PHP_EOL; } } } class B extends A { protected static $aliases = [ 'id' => 'real_id', 'name' => 'real_name', ]; } $obj = B::doSomething();

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)
8.4.140.0110.01017.79
8.4.130.0080.00817.93
8.4.120.0110.00820.57
8.4.110.0100.00622.41
8.4.100.0120.00920.41
8.4.90.0150.00818.76
8.4.80.0050.00519.55
8.4.70.0100.01118.03
8.4.60.0130.00818.66
8.4.50.0130.00718.58
8.4.40.0100.01019.46
8.4.30.0040.00417.60
8.4.20.0070.01320.45
8.4.10.0130.00319.31
8.3.270.0110.01116.54
8.3.260.0050.00416.53
8.3.250.0110.00918.78
8.3.240.0100.01116.73
8.3.230.0140.00616.38
8.3.220.0110.00917.29
8.3.210.0100.00918.30
8.3.200.0030.00616.46
8.3.190.0100.00916.84
8.3.180.0070.00716.68
8.3.170.0110.00718.90
8.3.160.0060.01220.75
8.3.150.0120.00618.21
8.3.140.0000.00817.09
8.3.130.0030.00616.78
8.3.120.0130.00620.51
8.3.110.0000.00820.94
8.3.100.0030.00724.06
8.3.90.0050.00326.77
8.3.80.0090.00317.97
8.3.70.0150.00616.61
8.3.60.0130.00316.50
8.3.50.0120.00718.02
8.3.40.0090.00618.80
8.3.30.0150.00018.60
8.3.20.0000.00719.25
8.3.10.0000.00721.90
8.3.00.0050.00320.45
8.2.290.0090.01020.31
8.2.280.0120.00619.93
8.2.270.0090.00918.79
8.2.260.0100.00718.32
8.2.250.0040.00416.76
8.2.240.0030.00618.88
8.2.230.0110.00822.58
8.2.220.0030.00637.54
8.2.210.0040.00426.77
8.2.200.0060.00316.63
8.2.190.0130.00618.37
8.2.180.0080.01216.75
8.2.170.0110.00422.96
8.2.160.0100.00322.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00318.09
8.2.120.0050.00226.35
8.2.110.0060.00322.20
8.2.100.0040.00817.62
8.2.90.0030.00717.61
8.2.80.0030.00519.66
8.2.70.0050.00318.04
8.2.60.0050.00318.22
8.2.50.0080.00018.10
8.2.40.0020.00519.46
8.2.30.0000.00719.13
8.2.20.0070.00318.11
8.2.10.0040.00418.03
8.2.00.0060.00317.59
8.1.330.0140.00521.85
8.1.320.0090.01018.07
8.1.310.0040.00418.23
8.1.300.0000.00816.09
8.1.290.0050.00530.84
8.1.280.0150.00725.92
8.1.270.0050.00320.65
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00622.11
8.1.230.0090.00319.07
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0040.00418.55
8.1.160.0000.00818.81
8.1.150.0040.00418.88
8.1.140.0030.00322.18
8.1.130.0000.00720.23
8.1.120.0040.00417.48
8.1.110.0000.00717.46
8.1.100.0000.00717.48
8.1.90.0050.00317.36
8.1.80.0040.00417.47
8.1.70.0070.00017.46
8.1.60.0080.00017.49
8.1.50.0050.00317.52
8.1.40.0000.00817.47
8.1.30.0030.00617.57
8.1.20.0040.00417.57
8.1.10.0000.00717.61
8.1.00.0000.00717.41
8.0.300.0000.00719.52
8.0.290.0000.00816.75
8.0.280.0030.00318.34
8.0.270.0070.00017.31
8.0.260.0000.00618.39
8.0.250.0030.00316.91
8.0.240.0040.00416.96
8.0.230.0030.00316.93
8.0.220.0040.00416.92
8.0.210.0000.00816.92
8.0.200.0000.00616.89
8.0.190.0000.00716.90
8.0.180.0000.00816.89
8.0.170.0040.00416.94
8.0.160.0040.00416.93
8.0.150.0020.00516.71
8.0.140.0000.00816.74
8.0.130.0030.00313.32
8.0.120.0030.00616.88
8.0.110.0040.00416.94
8.0.100.0030.00516.78
8.0.90.0040.00416.77
8.0.80.0080.01016.85
8.0.70.0000.00816.82
8.0.60.0000.00916.87
8.0.50.0040.00416.89
8.0.30.0060.01217.20
8.0.20.0100.01017.40
8.0.10.0040.00416.86
8.0.00.0120.00616.77
7.4.330.0050.00315.55
7.4.320.0030.00316.59
7.4.300.0030.00316.59
7.4.290.0000.00716.59
7.4.280.0100.00016.58
7.4.270.0000.00716.60
7.4.260.0000.00916.62
7.4.250.0030.00316.57
7.4.240.0050.00216.50
7.4.230.0000.00716.57
7.4.220.0040.00416.41
7.4.210.0050.01616.61
7.4.200.0070.00016.53
7.4.160.0110.00616.49
7.4.140.0110.00817.86
7.4.130.0090.00916.36
7.4.120.0090.01016.48
7.4.110.0160.00616.32
7.4.100.0140.00316.43
7.4.90.0100.01316.47
7.4.80.0070.01119.39
7.4.70.0030.01616.48
7.4.60.0060.00916.45
7.4.50.0030.01316.23
7.4.40.0090.01216.54
7.4.00.0120.00315.14
7.3.330.0020.00213.17
7.3.320.0050.00013.31
7.3.310.0000.00816.41
7.3.300.0030.00316.36
7.3.290.0050.00216.22
7.3.280.0120.00816.27
7.3.260.0090.01016.40
7.3.240.0120.00716.32
7.3.230.0060.01016.57
7.3.210.0000.01716.65
7.3.200.0130.00716.45
7.3.190.0110.00916.42
7.3.180.0100.01016.45
7.3.170.0090.01216.38
7.3.160.0060.01016.68
7.2.330.0140.00816.58
7.2.320.0000.01716.67
7.2.310.0070.01016.84
7.2.300.0140.00916.79
7.2.290.0080.00816.75
7.2.110.0560.01115.19
7.2.100.0540.00715.36
7.2.90.0510.01115.22
7.2.80.0640.00515.38
7.2.70.0500.01015.64
7.2.60.0510.00715.41
7.2.50.0420.01115.55
7.2.40.0430.00915.59
7.2.30.0460.01015.62
7.2.20.0590.00615.47
7.2.10.0560.00615.55
7.2.00.0390.01015.52
7.1.230.0510.00214.20
7.1.220.0610.00714.28
7.1.210.0550.00614.29
7.1.200.0480.00614.38
7.1.190.0560.00714.51
7.1.180.0570.00414.39
7.1.170.0680.00614.41
7.1.160.0600.00614.42
7.1.150.0240.00814.55
7.1.140.0620.00514.43
7.1.130.0510.00714.41
7.1.120.0400.00514.35
7.1.110.0480.00614.28
7.1.100.0330.00914.39
7.1.90.0250.01014.31
7.1.80.0500.00614.50
7.1.70.0310.00914.35
7.1.60.0550.00832.25
7.1.50.0480.01232.22
7.1.40.0640.00832.22
7.1.30.0430.00932.37
7.1.20.0890.00632.24
7.1.10.0590.00714.39
7.1.00.0300.00814.33
5.6.380.0040.01014.20

preferences:
38.62 ms | 403 KiB | 5 Q