3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php //$tlds=array("co", "ca", "bz", "us", "tv", "bar", "ch", "cz", "dk", "eu", "io", "kr", "la", "nl", "pe", "ph", "pl", "ru", "se", "sg", "ws"); $tlds=array("be"); $letters="abcdefghijklmnopqrstuvwxyz"; $letters=str_split($letters); srand(123); shuffle($letters); $domains=array(); $i=0; foreach($tlds as $tld) { foreach ($letters as $letter) { for ($digit=0; $digit<=9; $digit++) { echo "$letter$digit.$tld\n"; $i++; if ($i==500) { echo "---------------------------------\n"; $i=0; } } } }

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)
7.0.20.0270.07720.07
7.0.10.0200.05020.10
7.0.00.0000.05720.20
5.6.170.0270.07320.55
5.6.160.0100.08320.48
5.6.150.0070.04718.19
5.6.140.0000.05718.19
5.6.130.0070.08018.18
5.6.120.0130.07721.11
5.6.110.0130.08321.00
5.6.100.0230.06720.97
5.6.90.0100.03720.96
5.6.80.0100.07720.42
5.5.310.0330.07320.37
5.5.300.0030.05317.97
5.5.290.0170.03318.03
5.5.280.0070.08320.79
5.5.270.0130.06320.73
5.5.260.0070.07020.67
5.5.250.0070.05320.68
5.5.240.0000.07720.15

preferences:
135.84 ms | 1398 KiB | 7 Q