3v4l.org

run code in 500+ PHP versions simultaneously
<?php $values = [ "Zero Width Space" => "MaxMustermann", "Zero Width Space" => "Max\u{200B}Mustermann", "Zero Width Non-Joiner" => "Max\u{200C}Mustermann", "Zero Width Joiner" => "Max\u{200D}Mustermann", "Zero Width No-Break Space" => "Max\u{FEFF}Mustermann", ]; $checker = new \Spoofchecker(); $checks = \Spoofchecker::INVISIBLE | \Spoofchecker::MIXED_NUMBERS | \Spoofchecker::HIDDEN_OVERLAY; $checks |= \Spoofchecker::SINGLE_SCRIPT; $checker->setRestrictionLevel(\Spoofchecker::MODERATELY_RESTRICTIVE); $checker->setAllowedLocales('de,fr,it'); $checker->setChecks($checks); foreach ($values as $check => $value) { echo $check."\n"; var_dump(preg_match('/[\x{200B}\x{200C}\x{200D}\x{FEFF}\x{2060}\x{2061}\x{2062}\x{2063}\x{2064}]/u', $value)); var_dump($checker->isSuspicious($value, $errorCode)); var_dump($errorCode); echo "\n"; }

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)
8.5.70.0090.01216.99
8.5.60.0110.00616.83
8.5.50.0120.00618.49
8.5.30.0090.00818.02
8.5.20.0080.01020.15
8.5.10.0060.00316.82
8.5.00.0110.01725.96
8.4.220.0100.01523.05
8.4.210.0140.01322.75
8.4.180.0150.01523.07
8.4.170.0160.01328.75
8.4.160.0200.01426.43
8.4.150.0280.00918.37
8.4.140.0540.02519.11
8.4.130.0140.01721.06
8.4.90.0140.01621.39
8.3.310.0130.01621.79
8.3.300.0110.01824.24
8.3.290.0140.01323.85
8.3.280.0130.01421.75
8.3.270.0120.01720.23
8.3.260.0140.01518.46
8.3.180.0110.01720.23
8.3.50.0140.01620.51
8.2.310.0120.00819.42
8.2.300.0110.01021.59
8.1.340.0070.01421.05

preferences:
54.3 ms | 599 KiB | 5 Q