Java 使用百分比格式

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import java.text.NumberFormat;

/* 

 来自 

*n o w j a v a . c o m*/

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public class Main {

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  public static void main(String[] args) {

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    double grade = .92;

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    NumberFormat pf = NumberFormat.getPercentInstance();

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    System.out.println(pf.format(grade));

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  }

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}

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