tryinitialization.java

来自「Java2入门经典第五章源码」· Java 代码 · 共 36 行

class TryInitialization
{
  static int[] values = new int[10];               // Static array  member

  // Initialization block

  {
    System.out.println("Running initialization block.");
    for(int i=0; i<values.length; i++)
      values[i] = (int)(100.0*Math.random());
  }
  
  // List values in the array for an object
  void listValues()
  {
    System.out.println();                        // Start a new line
    for(int i=0; i<values.length; i++)
      System.out.print(" " + values[i]);         // Display values

    System.out.println();                        // Start a new line
  }

  public static void main(String[] args)
  {
    TryInitialization example = new TryInitialization();
    System.out.println("\nFirst object:");
    example.listValues();

    TryInitialization nextexample = new TryInitialization();
    System.out.println("\nSecond object:");
    nextexample.listValues();

    example.listValues();
  }
}