a.txt

来自「编译原理课程实验」· 文本 代码 · 共 16 行

//: com:bruceeckel:util:AlphabeticComparator.java
// Keeping upper and lowercase letters together.
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.

import java.util.*;

public class AlphabeticComparator 
implements Comparator {
  public int compare(Object o1, Object o2) {
    String s1 = (String)o1;
    String s2 = (String)o2;
    return s1.toLowerCase().compareTo(
      s2.toLowerCase());
  }
} ///:~