Perform partial match to string values in an array

partial_match.php

<?php
function partial_match($needle, $haystack) {
    if(!is_array($haystack)) return false;
    
    foreach ($haystack as $key=>$item) {
        if (strpos($item, $needle) !== false) return true;
    }
    
    return false;
}

// $partial_match = partial_match('string', array());