Java valueOf() 方法

public class Test {



   public static void main(String args[]) {

      Integer x =Integer.valueOf(9);

      Double c = Double.valueOf(5);

      Float a = Float.valueOf("80");               

      Integer b = Integer.valueOf("444",16);



      System.out.println(x);

      System.out.println(c);

      System.out.println(a);

      System.out.println(b);

   }

}