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Remove a char from ArrayList

Joana Silva
Greenhorn

Joined: Feb 28, 2009
Posts: 5
hi I have this arraylist ArrayList<String> orca = new ArrayList<String>();

Each index contais this:

###########################
#...........O.............#
#.######.R######.H#######.#
#.#......#...........#....#
#O###....#...........#....#
#.#.....G#...........#....#
#.#.....O.######.....#....#
#.................B....O..#
###########################

How can I deleteeverything besides # ?
Oleg Tikhonov
Ranch Hand

Joined: Aug 02, 2008
Posts: 55
Hello,
may be you want to use a String library

Oleg.
Campbell Ritchie
Sheriff

Joined: Oct 13, 2005
Posts: 40052
    
  28
You cannot delete from Strings at all.
You can create new Strings with methods of the String class (eg replaceAll) or remove parts of the text with the java.lang.StringBuilder class, however.
 
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