Appends an integer to an integer array. : Array Insert Remove « Collections Data Structure « Java






  1. Java
  2. Collections Data Structure
  3. Array Insert Remove

Appends an integer to an integer array.

     
import java.lang.reflect.Array;


     /*********************************************************************
     * Array manipulation for Java 1.1+.
     *
     * <p>
     * Java 1.1 compatible.
     * </p>
     *
     * @see
     *   ArrayLib2
     *
     * @version
     *   2003-04-07
     * @since
     *   2001-04-06
     * @author
     *   <a href="http://croftsoft.com/">David Wallace Croft</a>*/
public class Util{

    /*********************************************************************
    * Appends an integer to an integer array.
    *
    * @param  intArray
    *
    *   May be null.
    *********************************************************************/
    public static int [ ]  append ( int [ ]  intArray, int  i )
    //////////////////////////////////////////////////////////////////////
    {
      if ( intArray == null )
      {
        return new int [ ] { i };
      }

      int  intArrayLength = intArray.length;

      int [ ]  newIntArray = new int [ intArrayLength + 1 ];

      System.arraycopy ( intArray, 0, newIntArray, 0, intArrayLength );

      newIntArray [ intArrayLength ] = i;

      return newIntArray;
    }

}








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