i++

 

2.class Happy {
                 public static void main(String args[])     {
                     int i = 1 ;    
                     int j = i++ ;
                     if((i==(++j))&&((i++)==j))     {
                         i += j ;
                     }
                     System.out.println("i = "+i);
                 }
             }
                 运行完上面代码之后输出i的值是多少？A. 4B. 5C. 3D. 6相关知识点： https://edu.aliyun.com/course/34

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