3v4l.org

run code in 300+ PHP versions simultaneously
<?php class P { protected static $v = 1; public function output() { echo "P: " . self::$v . "\n"; } } class C extends P { public function test(P $i) { return $i->v; } } class C2 extends P { protected static $v = 2; public function output() { echo "C2: " . self::$v . "\n"; parent::output(); } } $c = new C; $c2 = new C2; $c2->output();

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)
8.5.20.0070.01120.08
8.5.10.0110.00716.66
8.5.00.0110.01120.01
8.4.170.0110.00923.91
8.4.160.0160.00921.97
8.4.150.0010.00014.05
8.4.140.0100.01117.41
8.4.130.0080.00320.75
8.4.120.0070.00122.12
8.4.110.0110.00917.90
8.4.100.0060.00617.72
8.4.90.0110.00917.43
8.3.300.0050.00320.79
8.3.290.0100.01020.73
8.3.280.0090.01018.32
8.3.270.0110.00916.54
8.3.260.0120.00716.41
8.3.250.0130.00618.74
8.3.240.0030.00517.09
8.3.230.0050.00416.56
8.3.220.0050.00316.59
8.3.180.0040.00416.51
8.3.50.0090.00916.67
8.2.300.0060.01420.46
8.2.290.0050.00316.43
8.1.340.0110.01021.93

preferences:
46.04 ms | 403 KiB | 5 Q