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doubleinput=314159.26;12.NumberFormatnf=NumberFormat.getInstance(Locale.ITALIAN);13.Stringb;14.//insertcodehereWhichcode,insertedatline14,setsthevalueofbto314.159,26?()

A.b=nf.parse(input);

B.b=nf.format(input);

C.b=nf.equals(input);

D.b=nf.parseObject(input);


参考答案

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