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), bin2hex(key($f))); var_dump(current($f)); var_dump(next($f)); var_dump(key($f), bin2hex(key($f))); var_dump(current($f),"---"); class Foo1 { protected $bar = 'baz'; protected $xyz = 'www'; } $f = new Foo1(); var_dump(key($f), bin2hex(key($f))); var_dump(current($f)); var_dump(next($f)); var_dump(key($f), bin2hex(key($f))); var_dump(current($f),"---"); class Foo2 { public $bar = 'baz'; public $xyz = 'www'; } $f = new Foo2(); var_dump(key($f), bin2hex(key($f))); var_dump(current($f)); var_dump(next($f)); var_dump(key($f), bin2hex(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)
8.3.70.0180.00416.58
8.3.60.0090.00618.43
8.3.50.0140.00716.28
8.3.40.0130.00618.70
8.3.30.0110.00418.68
8.3.20.0000.00821.85
8.3.10.0050.00320.29
8.3.00.0040.00423.66
8.2.190.0070.01416.58
8.2.180.0180.00318.25
8.2.170.0120.00322.96
8.2.160.0100.00320.38
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0030.00619.64
8.2.110.0060.00321.96
8.2.100.0070.00417.90
8.2.90.0000.00819.27
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0030.00517.80
8.2.50.0030.00518.07
8.2.40.0030.00519.66
8.2.30.0000.00917.92
8.2.20.0000.00717.91
8.2.10.0030.00519.14
8.2.00.0000.00719.26
8.1.280.0150.00025.92
8.1.270.0030.00522.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0050.00522.35
8.1.230.0060.00617.70
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0080.00017.22
8.1.180.0080.00018.10
8.1.170.0040.00418.56
8.1.160.0050.00218.91
8.1.150.0040.00418.85
8.1.140.0000.00722.23
8.1.130.0000.00720.09
8.1.120.0030.00517.41
8.1.110.0050.00317.34
8.1.100.0060.00317.42
8.1.90.0040.00417.44
8.1.80.0040.00417.35
8.1.70.0040.00417.38
8.1.60.0000.00717.52
8.1.50.0000.00817.48
8.1.40.0040.00417.47
8.1.30.0050.00317.61
8.1.20.0030.00517.48
8.1.10.0050.00317.67
8.1.00.0040.00417.43
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.33
8.0.270.0040.00418.02
8.0.260.0000.00620.03
8.0.250.0000.00716.98
8.0.240.0000.01016.83
8.0.230.0040.00416.98
8.0.220.0000.00716.84
8.0.210.0000.00816.84
8.0.200.0060.00016.89
8.0.190.0040.00416.91
8.0.180.0050.00216.79
8.0.170.0030.00616.88
8.0.160.0030.00316.92
8.0.150.0080.00016.79
8.0.140.0050.00616.70
8.0.130.0000.00513.38
8.0.120.0050.00316.70
8.0.110.0070.00016.72
8.0.100.0030.00516.73
8.0.90.0030.00616.72
8.0.80.0020.01316.82
8.0.70.0040.00416.67
8.0.60.0000.00716.68
8.0.50.0040.00416.73
8.0.30.0030.01317.19
8.0.20.0120.00916.76
8.0.10.0040.00417.02
8.0.00.0090.00916.55
7.4.330.0000.00615.55
7.4.320.0000.00616.46
7.4.300.0000.00616.54
7.4.290.0050.00316.47
7.4.280.0050.00316.57
7.4.270.0030.00516.52
7.4.260.0000.00613.24
7.4.250.0000.00716.32
7.4.240.0040.00316.51
7.4.230.0000.00716.40
7.4.220.0020.00516.44
7.4.210.0100.00716.50
7.4.200.0030.00516.57
7.4.140.0030.02117.86
7.4.130.0060.01216.42
7.4.120.0070.01316.34
7.4.110.0100.01016.55
7.4.100.0110.00716.50
7.4.90.0140.00516.54
7.4.80.0180.00019.39
7.4.70.0100.00716.58
7.4.60.0080.00816.18
7.4.50.0160.00016.47
7.4.40.0030.01816.19
7.4.10.0000.01814.94
7.4.00.0050.01214.56
7.3.330.0050.00316.21
7.3.320.0000.00513.16
7.3.310.0000.00716.23
7.3.300.0000.00716.16
7.3.290.0080.00616.17
7.3.280.0120.00916.27
7.3.260.0060.01216.48
7.3.240.0140.00516.34
7.3.230.0090.01016.40
7.3.210.0070.01116.18
7.3.200.0120.00616.55
7.3.190.0090.00816.38
7.3.180.0080.00816.16
7.3.170.0220.02616.50
7.3.160.0140.00316.18
7.3.130.0030.01414.43
7.3.120.0080.00614.68
7.3.110.0140.00514.65
7.3.100.0080.01014.65
7.3.90.0110.00514.57
7.3.80.0040.01014.54
7.3.70.0080.00814.66
7.3.60.0050.00914.74
7.3.50.0070.00714.47
7.3.40.0080.00714.55
7.3.30.0080.00914.71
7.3.20.0080.01015.54
7.3.10.0070.00615.54
7.3.00.0070.01015.60
7.2.330.0130.00616.70
7.2.320.0070.01016.42
7.2.310.0080.00816.32
7.2.300.0110.00616.63
7.2.290.0070.01016.70
7.2.260.0100.00715.05
7.2.250.0090.00914.85
7.2.240.0070.01114.78
7.2.230.0030.01214.92
7.2.220.0100.00714.83
7.2.210.0020.01314.95
7.2.200.0030.01414.86
7.2.190.0020.01314.79
7.2.180.0040.00714.84
7.2.170.0030.01114.69
7.2.160.0050.01214.88
7.2.150.0080.00715.71
7.2.140.0080.00415.82
7.2.130.0060.00915.79
7.2.120.0060.00815.88
7.2.110.0050.01215.80
7.2.100.0080.00815.59
7.2.90.0080.00815.72
7.2.80.0100.00715.98
7.2.70.0060.00715.71
7.2.60.0080.00615.71
7.2.50.0070.00915.90
7.2.40.0070.00815.85
7.2.30.0030.01415.99
7.2.20.0130.00615.65
7.2.10.0100.00415.76
7.2.00.0060.00715.65

preferences:
29.65 ms | 401 KiB | 5 Q