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@ 2021-02-16T19:12:34Z

<?php

$arr = ['Ù', 'é', '€'];
$string = "é & Ù @ ♣ ☂ % & € À";
$acceptedChars = implode('', $arr);
$string = preg_replace('/[^ -~' . $acceptedChars . ']/u', '', $string);

echo 'Test : ' . $string;

Output
Performance
VLD
References
Branches

implode: documentation ( source)
preg_replace: documentation ( source)

preferences:dark modelive preview

53.79 ms | 402 KiB | 5 Q