问题:
NumberFormat nf= NumberFormat.getInstance();
nf.setMaximumFractionDigits(4);
nf.setMinimumFractionDigits(2);
String a = nf.format(3.1415926);
String b = nf.format(2);
Which two are true about the result if the default locale is Locale.US?()
A . The value of b is 2.
B . The value of a is 3.14.
C . The value of b is 2.00.
D . The value of a is 3.141.
E . The value of a is 3.1415.
F . The value of a is 3.1416.
G . The value of b is 2.0000.
NumberFormat nf= NumberFormat.getInstance();
nf.setMaximumFractionDigits(4);
nf.setMinimumFractionDigits(2);
String a = nf.format(3.1415926);
String b = nf.format(2);
Which two are true about the result if the default locale is Locale.US?()
● 参考解析
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