• Post Reply Bookmark Topic Watch Topic
  • New Topic
programming forums Java Mobile Certification Databases Caching Books Engineering Micro Controllers OS Languages Paradigms IDEs Build Tools Frameworks Application Servers Open Source This Site Careers Other Pie Elite all forums
this forum made possible by our volunteer staff, including ...
Marshals:
  • Campbell Ritchie
  • Tim Cooke
  • Devaka Cooray
  • Ron McLeod
  • Jeanne Boyarsky
Sheriffs:
  • Liutauras Vilda
  • paul wheaton
  • Junilu Lacar
Saloon Keepers:
  • Tim Moores
  • Stephan van Hulst
  • Piet Souris
  • Carey Brown
  • Tim Holloway
Bartenders:
  • Martijn Verburg
  • Frits Walraven
  • Himai Minh

confusion regarding mitidimentional array please help

 
Greenhorn
Posts: 13
  • Mark post as helpful
  • send pies
    Number of slices to send:
    Optional 'thank-you' note:
  • Quote
  • Report post to moderator
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
 
Ranch Hand
Posts: 163
  • Mark post as helpful
  • send pies
    Number of slices to send:
    Optional 'thank-you' note:
  • Quote
  • Report post to moderator
in the text book, the following line of code is also there

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

check once again the text book
 
The glass is neither half full or half empty. It is too big. But this tiny ad is just right:
the value of filler advertising in 2021
https://coderanch.com/t/730886/filler-advertising
reply
    Bookmark Topic Watch Topic
  • New Topic