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EASY - silly question from a beginner...

Posted on 2006-07-08
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Last Modified: 2010-03-31
////////////////////////////////////////////////////
public class welcome {

      /**
       * @param args
       */
      public static void main(String[] args) {
            String strOne = "this is a string";
            
            int intOne = NumberOfBytes(strOne);
            System.out.println(strOne);
            System.out.println(intOne);
      }

}
class NumberOfBytes{
      int storage (String s){
            return s.length() * 2;
      }
}

////////////////////////////////////////////////////////
says:
the method NumberOfBytes(String) is undefined for the method welcome

why?
0
Comment
Question by:Wibble_
  • 3
4 Comments
 
LVL 86

Expert Comment

by:CEHJ
ID: 17064816
Change

>>class NumberOfBytes{

to

static class NumberOfBytes{

and

>>int intOne = NumberOfBytes(strOne);

to

int intOne = NumberOfBytes.storage(strOne);
0
 
LVL 86

Accepted Solution

by:
CEHJ earned 500 total points
ID: 17064825
Two more things:

1. move your second '}' right to the end of the file
2. change

>>int storage (String s){

to

static int storage (String s){
0
 

Author Comment

by:Wibble_
ID: 17064909
////////////////////////////////////////////////////
public class welcome {

     /**
      * @param args
      */
     public static void main(String[] args) {
          String strOne = "this is a string";
         
          int intOne = NumberOfBytes.storage(strOne);
          System.out.println(strOne);
          System.out.println(intOne);
     }


static class NumberOfBytes{
     static int storage (String s){
          return s.length() * 2;
     }
}
}
/////////////////////////////////////////////


Hurrah! Thank you CEHJ. It needs to be static, because otherwise it doesn't exist...

yay.
0
 
LVL 86

Expert Comment

by:CEHJ
ID: 17065174
:-)
0

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