3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X {} $a = (object) [ 'name' => 'X' ]; var_dump(new {$a->name}());

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)
7.3.10.0540.01014.50
7.3.00.0770.00314.59
7.2.130.0610.00014.67
7.2.120.0670.00714.79
7.2.110.0590.01314.82
7.2.100.0660.01014.56
7.2.90.1410.00314.96
7.2.80.0730.00615.03
7.2.70.1290.00714.86
7.2.60.0930.00314.50
7.2.50.0630.00014.49
7.2.40.0580.00314.79
7.2.30.0600.01014.86
7.2.20.0520.00614.54
7.2.10.0730.00014.93
7.2.00.0850.00614.45
7.1.250.0930.01313.65

preferences:
148.38 ms | 1398 KiB | 7 Q