Online PHP editor | output for os89s

@ 2022-09-20T14:31:48Z

<?php

$a[] = "paris";
$a[] = "london";
$a[] = "paris";
$a[] = "london tour";
$a[] = "london tours";
$a[] = "london";
$a[] = "londonn";

$b = [];
foreach($a as $outerName) {
    // start optimistic, no similar string found
    $isUnique = true;
    foreach($b as $innerName) {
        // check whether the string already has a similar entry
        similar_text($outerName, $innerName, $percent);
        if ($percent > 90) {
            $isUnique = false;
            break;
        }
    }
    if ($isUnique) {
        $b[] = $outerName;
    }
}

print_r($b);

Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: Array ( [0] => paris [1] => london [2] => london tour )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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