Sort an array of strings, ignore case difference.

    

import java.util.Arrays;
import java.util.Comparator;

class MyComparator implements Comparator<String> {
  public int compare(String strA, String strB) {
    return strA.compareToIgnoreCase(strB);
  }
}

public class Main {
  public static void main(String[] argv) throws Exception {
    String strs[] = { "a", "G", "g", "b", };

    MyComparator icc = new MyComparator();

    Arrays.sort(strs, icc);

    for (String s : strs) {
      System.out.println(s + " ");
    }
    Arrays.sort(strs);

    System.out.print("Default, case-sensitive sorted order: ");
    for (String s : strs) {
      System.out.println(s + " ");
    }
  }
}
/*
a 
b 
G 
g 
Default, case-sensitive sorted order: G 
a 
b 
g 
*/

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Sort an array of strings, ignore case difference. : Comparator « Collections Data Structure « Java

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