3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 0; while($i < 5000) { $data1[] = rand(); $i++; } function cube($n){ return ($n*$n*$n); } $b = array_map("cube", $data1); print_r($b);

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)
7.2.100.0760.00414.81
7.2.90.2900.01315.16
7.2.80.1020.01614.88
7.2.70.0850.01015.33
7.2.60.0730.01315.36
7.2.50.1050.01015.32
7.2.40.0780.01315.38
7.1.220.1220.01614.07
7.1.210.0750.00614.31
7.1.200.0960.01314.16
7.1.190.0770.00714.15
7.1.180.1130.00414.00
7.1.170.1460.01314.19
7.0.310.1130.02013.61
7.0.300.1400.00713.61
5.6.380.0530.01816.09
5.6.370.0420.02616.05
5.6.360.0450.02415.98

preferences:
31.16 ms | 401 KiB | 5 Q