3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Original { class Original { public function __construct() { $this->youCantTouchThis(); } private function youCantTouchThis() { var_dump('I\'m so private'); } } } namespace Cheat { function var_dump() { var_dump('Gotcha!'); } class Wrapper extends \Original\Original { } } new Cheat\Wrapper();

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)
7.2.90.0800.00314.25
7.2.80.0900.00314.26
7.2.70.1770.00614.82
7.2.60.0950.00314.75
7.2.50.0890.00714.63
7.2.40.1060.00314.60
7.2.30.1130.00314.40
7.2.20.0110.00814.64
7.2.10.0830.00914.60
7.2.00.0910.00314.96
7.1.210.0920.00713.41
7.1.200.0790.01013.62
7.1.190.0830.00313.63
7.1.180.0830.00913.53
7.1.170.0820.01213.37
7.1.160.0190.00613.50
7.1.150.0890.01013.47
7.1.140.0160.00013.27
7.1.130.0840.01313.19
7.1.120.0830.00313.54
7.1.110.0830.01513.71
7.1.100.0100.01013.37
7.1.90.0880.00613.74
7.1.80.0800.00713.29
7.1.70.0700.01313.77
7.1.60.0850.01331.71
7.1.50.1950.01331.96
7.1.40.0280.01631.88
7.1.30.0470.01031.80
7.1.20.1480.00731.54
7.1.10.1720.01313.75
7.1.00.1090.00013.79
7.0.310.0840.00313.07
7.0.300.0780.00713.37
7.0.290.0830.00913.37
7.0.280.0470.01013.36
7.0.270.1000.01213.20
7.0.260.0960.00613.57
7.0.250.0230.00713.49
7.0.240.1290.00613.43
7.0.230.0950.00713.51
7.0.220.0800.00713.45
7.0.210.0250.00813.39
7.0.200.0720.00313.13
7.0.190.0450.01013.21
7.0.180.0150.00813.35
7.0.170.1160.00913.21
7.0.160.1080.00013.26
7.0.150.0120.00912.82
7.0.140.1010.00412.93
7.0.130.1140.01013.18
7.0.120.1110.00613.13
7.0.110.0140.00313.45
7.0.100.0170.00713.18
7.0.90.1280.00713.29
7.0.80.0080.01113.07
7.0.70.0170.00413.23
7.0.60.1280.00313.17
7.0.50.1230.01013.46
7.0.40.1160.00613.13
7.0.30.1730.01313.57
7.0.20.1750.00313.37
7.0.10.0290.01013.54
7.0.00.0920.01013.29

preferences:
145.04 ms | 1394 KiB | 7 Q