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<?php $product = ['name' => 'THIS IS À MULTIBYTE STRING']; $search = 'à'; echo 'with stripos: '; var_dump(stripos($product['name'], $search)); echo 'with mb_stripos: '; var_dump(mb_stripos($product['name'], $search));
Output for 7.3.33, 8.1.23 - 8.1.29, 8.2.10 - 8.2.23, 8.3.0 - 8.3.11
with stripos: bool(false) with mb_stripos: int(8)
preferences:
62.47 ms | 406 KiB | 5 Q