3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} var_dump( method_exists(A::class, '__construct'));

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)
8.5.30.0090.00818.13
8.5.20.0100.00620.23
8.5.10.0080.01218.35
8.5.00.0120.00922.87
8.4.180.0100.01219.56
8.4.170.0140.00823.94
8.4.160.0120.00922.08
8.4.150.0070.00417.69
8.4.140.0090.01217.29
8.4.130.0360.01217.26
8.4.120.0340.00717.43
8.4.90.0260.01019.57
8.3.300.0110.00820.70
8.3.290.0110.00920.73
8.3.280.0150.01018.32
8.3.270.0100.01016.45
8.3.260.0240.01018.22
8.3.250.0190.00418.34
8.3.180.0230.01016.42
8.3.50.0240.00918.46
8.2.300.0100.01020.22
8.1.340.0120.01021.75

preferences:
40.85 ms | 573 KiB | 5 Q