3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'baz'; private $xyz = 'www'; } $f = new Foo(); var_dump(key($f)); var_dump(current($f)); var_dump(next($f)); var_dump(key($f)); var_dump(current($f),"---"); class Foo1 { protected $bar = 'baz'; protected $xyz = 'www'; } $f = new Foo1(); var_dump(key($f)); var_dump(current($f)); var_dump(next($f)); var_dump(key($f)); var_dump(current($f),"---"); class Foo2 { public $bar = 'baz'; public $xyz = 'www'; } $f = new Foo2(); var_dump(key($f)); var_dump(current($f)); var_dump(next($f)); var_dump(key($f)); var_dump(current($f),"---");

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)
8.3.70.0120.00316.75
8.3.60.0140.00418.22
8.3.50.0110.00316.52
8.3.40.0060.00918.71
8.3.30.0000.01518.51
8.3.20.0030.00620.60
8.3.10.0070.00020.34
8.3.00.0070.00021.90
8.2.190.0150.00416.88
8.2.180.0150.00018.07
8.2.170.0060.00922.96
8.2.160.0070.00720.47
8.2.150.0000.00924.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00419.82
8.2.110.0060.00322.14
8.2.100.0080.00617.59
8.2.90.0050.00317.75
8.2.80.0060.00318.61
8.2.70.0000.01217.36
8.2.60.0050.00517.80
8.2.50.0080.00018.07
8.2.40.0080.00019.76
8.2.30.0040.00417.54
8.2.20.0000.00717.88
8.2.10.0000.00819.26
8.2.00.0030.00519.20
8.1.280.0110.00425.92
8.1.270.0000.00820.73
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00621.87
8.1.230.0090.00319.54
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0040.00417.22
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0000.00818.76
8.1.160.0040.00418.75
8.1.150.0000.00718.85
8.1.140.0030.00522.15
8.1.130.0030.00520.16
8.1.120.0090.00017.38
8.1.110.0080.00017.36
8.1.100.0080.00017.42
8.1.90.0050.00317.40
8.1.80.0040.00417.30
8.1.70.0080.00017.42
8.1.60.0030.00517.52
8.1.50.0030.00617.47
8.1.40.0000.00917.50
8.1.30.0000.00817.50
8.1.20.0000.00817.63
8.1.10.0060.00317.42
8.1.00.0070.00017.49
8.0.300.0050.00218.77
8.0.290.0060.00316.75
8.0.280.0000.00718.40
8.0.270.0000.00717.94
8.0.260.0040.00420.02
8.0.250.0030.00316.81
8.0.240.0000.00716.77
8.0.230.0050.00316.77
8.0.220.0000.00916.90
8.0.210.0000.00816.81
8.0.200.0000.00616.93
8.0.190.0040.00416.91
8.0.180.0040.00416.84
8.0.170.0110.00016.83
8.0.160.0070.00016.77
8.0.150.0000.00816.80
8.0.140.0000.00816.68
8.0.130.0030.00313.22
8.0.120.0000.00816.82
8.0.110.0030.00316.79
8.0.100.0040.00416.72
8.0.90.0030.00616.78
8.0.80.0040.01216.81
8.0.70.0000.00716.88
8.0.60.0070.00016.74
8.0.50.0040.00416.80
8.0.30.0030.01517.11
8.0.20.0100.00917.20
8.0.10.0000.00716.82
8.0.00.0060.01316.53
7.4.330.0060.00015.55
7.4.320.0000.00616.50
7.4.300.0000.00616.56
7.4.290.0080.00016.45
7.4.280.0040.00416.35
7.4.270.0040.00416.46
7.4.260.0000.00716.52
7.4.250.0070.00016.41
7.4.240.0020.00616.50
7.4.230.0000.00816.66
7.4.220.0020.00516.50
7.4.210.0090.00716.51
7.4.200.0050.00216.66
7.4.130.0100.00716.39
7.4.120.0080.01116.57
7.4.110.0080.01116.27
7.4.100.0120.00616.42
7.4.90.0070.01116.26
7.4.80.0100.01019.39
7.4.70.0110.00516.46
7.4.60.0090.00916.42
7.4.50.0030.00716.48
7.4.40.0070.01716.34
7.4.00.0020.01314.78
7.3.330.0030.00316.17
7.3.320.0020.00313.01
7.3.310.0000.00716.04
7.3.300.0060.00316.16
7.3.290.0090.00916.19
7.3.280.0030.01016.16
7.3.260.0120.01216.57
7.3.240.0090.00916.30
7.3.230.0080.00816.20
7.3.210.0050.01416.61
7.3.200.0180.00616.24
7.3.190.0090.00616.46
7.3.180.0080.00816.21
7.3.170.0140.00516.47
7.3.160.0050.01116.12
7.3.120.0050.01014.62
7.3.110.0090.00914.66
7.3.100.0150.00014.57
7.3.90.0120.00914.46
7.3.80.0120.00314.70
7.3.70.0050.00814.78
7.3.60.0090.00614.62
7.3.50.0030.01014.82
7.3.40.0040.01114.69
7.3.30.0110.00814.70
7.3.20.0040.01314.68
7.3.10.0100.01014.82
7.3.00.0070.00714.62
7.2.330.0070.01016.65
7.2.320.0100.00716.30
7.2.310.0090.00916.57
7.2.300.0160.00716.45
7.2.290.0080.00816.53
7.2.250.0070.00714.91
7.2.240.0090.00915.02
7.2.230.0140.00414.67
7.2.220.0090.00915.05
7.2.210.0000.02015.05
7.2.200.0100.00514.91
7.2.190.0070.00714.71
7.2.180.0100.01114.50
7.2.170.0090.00914.84
7.1.330.0070.01113.70
7.1.320.0100.00713.87
7.1.310.0030.01314.12
7.1.300.0090.00613.90
7.1.290.0070.00713.71
7.1.280.0030.01313.71
7.1.270.0130.00613.96
7.1.260.0060.01013.95

preferences:
18.91 ms | 401 KiB | 5 Q