samplemultiarray.java

初期JAVA学习非常有用的资料。帮助深入了解API。特别是Applet。

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import java.lang.reflect.*;

class SampleMultiArray {

   public static void main(String[] args) {

      // The oneDimA and oneDimB objects are one dimensional int arrays 
      // with 5 elements.

      int[] dim1 = {5};
      int[] oneDimA = (int[]) Array.newInstance(int.class, dim1);
      int[] oneDimB = (int[]) Array.newInstance(int.class, 5);
 
      // The twoDimStr object is a 5 X 10 array of String objects.

      int[] dimStr = {5, 10};
      String[][] twoDimStr = (String[][]) Array.newInstance(String.class,dimStr);

      // The twoDimA object is an array of 12 int arrays. The tail
      // dimension is not defined. It is equivalent to the array 
      // created as follows:
      //    int[][] ints = new int[12][];

      int[] dimA = {12};
      int[][] twoDimA = (int[][]) Array.newInstance(int[].class, dimA);
   }
}