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@ 2023-11-02T21:44:17Z

<?php

$_POST = [
    'wind_1' => 'hk',
    'hamburger_66' => 'foo',
    'wind_2' => 'pop',
    'wind_25' => 'another',
    'wind_13' => 'bar',
    'pass_wind_99' => 'stank',
];

$n = null;
foreach ($_POST as $k => $v) {
    if (sscanf($k, 'wind_%d', $windInt) && $windInt > $n) {
        $n = $windInt;
    }
}
var_export($n);

Output
Performance
VLD
References
Branches

sscanf: documentation ( source)
var_export: documentation ( source)

preferences:dark modelive previewkey bindings

27.96 ms | 405 KiB | 5 Q