java运行时接收参数

class A{  
  
public A(String para1,String para2,String para3)
{     
System.out.println(para1 + "/" + para2 + "/" + para3) ;    
}   
      
public static void main(String[] args)
{       
 new A(args[0],args[1],args[2]);    
}

}

javac 1.java

java A p1 p2 p3

out :

p1/p2/p3