Compare equality of two two-dimensional boolean array

      
/* Copyright (C) 2003 Univ. of Massachusetts Amherst, Computer Science Dept.
   This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
   http://www.cs.umass.edu/~mccallum/mallet
   This software is provided under the terms of the Common Public License,
   version 1.0, as published by http://www.opensource.org.  For further
   information, see the file `LICENSE' included with this distribution. */

//package cc.mallet.util;

import java.lang.reflect.Array;

/**
 * Static utility methods for arrays (like java.util.Arrays, but more useful).
 * 
 * @author <a href="mailto:casutton@cs.umass.edu">Charles Sutton</a>
 * @version $Id: ArrayUtils.java,v 1.1 2007/10/22 21:37:40 mccallum Exp $
 */
public class Util {

    public static boolean equals (boolean[][] m1, boolean[][] m2)
    {
       if (m1.length != m2.length) return false;
       for (int i = 0; i < m1.length; i++) {
         if (m1[i].length != m2[i].length) return false;
         for (int j = 0; j < m1[i].length; j++) {
           boolean b1 = m1[i][j];
           boolean b2 = m2[i][j];
           if (b1 != b2) return false;
         }
      }
      return true;
    }
}

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Compare equality of two two-dimensional boolean array : Array Compare « Collections Data Structure « Java

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