<?php var_dump(grapheme_strrpos('dejaaaa', 'a', 2)); // int(6) var_dump(grapheme_strrpos('déjàààà', 'à', 2)); // int(6) var_dump(grapheme_strripos('DÉJÀÀÀÀ', 'à', 2)); // int(6) var_dump(grapheme_strrpos('dejaaaa', 'a', -2)); // int(5) var_dump(grapheme_strrpos('déjàààà', 'à', -2)); // int(6) var_dump(grapheme_strripos('DÉJÀÀÀÀ', 'à', -2)); // int(6) var_dump(mb_strrpos('dejaaaa', 'a', -2)); // int(5) var_dump(mb_strrpos('déjàààà', 'à', -2)); // int(5) var_dump(mb_strripos('DÉJÀÀÀÀ', 'à', -2)); // int(5)
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