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java regex cheat sheet
Character classes Useful Java classes & methods Quantifiers. 5hjxodu ( [ suhvvlrqv fkhdw vkhhw % dvlf pdwfklqj ( dfk v\ pero pdwfkhv d vlqjoh fkdudfwhu dq\ wklqj = egljlw lq = % qrq gljlw = x´ zrugµ ohwwhuv dqg gljlwv dqg b.