This week's book giveaway is in the Servlets forum.
We're giving away four copies of Murach's Java Servlets and JSP and have Joel Murach on-line!
See this thread for details.
The moose likes Programmer Certification (SCJP/OCPJP) and the fly likes confusion regarding mitidimentional array please help Big Moose Saloon
  Search | Java FAQ | Recent Topics | Flagged Topics | Hot Topics | Zero Replies
Register / Login


Win a copy of Murach's Java Servlets and JSP this week in the Servlets forum!
JavaRanch » Java Forums » Certification » Programmer Certification (SCJP/OCPJP)
Bookmark "confusion regarding mitidimentional array please help" Watch "confusion regarding mitidimentional array please help" New topic
Author

confusion regarding mitidimentional array please help

shashank pratap
Greenhorn

Joined: Aug 11, 2009
Posts: 12
class Dims{
public static void main(String[] args){
int [][] a={{1,2},{3,4}};
int[] b=(int[])a[1];
Object o1=a;
int [][] a2=(int[][])o1;
System.out.println(b[1]);
}}

the answer to this q is given is " an exception is thrown at runtime" page number 278 Kathy & Bert (310-065)
but when i compile this program on java5 compiler this showing me the output
please help m,e
M K Rayapudi
Ranch Hand

Joined: Feb 19, 2007
Posts: 157
in the text book, the following line of code is also there

int[] b2 = (int[]) o1;

check once again the text book


R6i
 
 
subject: confusion regarding mitidimentional array please help
 
Similar Threads
How can we assign a primitive array into Object reference
SCJP array problem
Object points to double array, yet when casting it to single array, it causes Runtime error
Array assignment doubt??
Arraay doubt