Online PHP editor | output for dar6i

@ 2019-01-24T19:58:11Z

<?php

function findSubsequence($needle, $haystack, $offset=0) {
    $l=count($needle);
    for($i=$offset,$c=count($haystack); $i<$c; ++$i) {
        if($haystack[$i] === $needle[0]) {
            for($k=1; $k<$l; ++$k) {
                if($haystack[$i+$k] !== $needle[$k]) {
                    continue 2;
                }
            }
            return true;
        }
    }
    return false;
}

var_dump(
    findSubsequence([2,4], [1,2,3,4]),
    findSubsequence([2,4], [1,2,4,3])
);

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: bool(false) bool(true)
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 bool(false) bool(true)

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