assemblingmultidimensionalarrays.java

来自「Thinking in JAVA第四版源代码」· Java 代码 · 共 19 行

//: arrays/AssemblingMultidimensionalArrays.java
// Creating multidimensional arrays.
import java.util.*;

public class AssemblingMultidimensionalArrays {
  public static void main(String[] args) {
    Integer[][] a;
    a = new Integer[3][];
    for(int i = 0; i < a.length; i++) {
      a[i] = new Integer[3];
      for(int j = 0; j < a[i].length; j++)
        a[i][j] = i * j; // Autoboxing
    }
    System.out.println(Arrays.deepToString(a));
  }
} /* Output:
[[0, 0, 0], [0, 1, 2], [0, 2, 4]]
*///:~