i que fan a la classe
i que fan a la classe ?
i WORD_BOUNDARY k ɛ WORD_BOUNDARY f a n WORD_BOUNDARY ɐ WORD_BOUNDARY l ɐ WORD_BOUNDARY k l a s ə WORD_BOUNDARY
i WORD_BOUNDARY q u e WORD_BOUNDARY f a n WORD_BOUNDARY a WORD_BOUNDARY l a WORD_BOUNDARY c l a s s e WORD_BOUNDARY