Jun 6, 2013 · Oh and you declare 2D ArrayList of String in the first part of your question. Is that correct that you need to put String in your inner ArrayList?

11 A 2d array is simply an array of arrays. The analog for lists is simply a List of List s. ArrayList<ArrayList<String>> myList = new ArrayList<ArrayList<String>>(); I'll admit, it's not a …

Mar 3, 2012 · I know that for arrays you can add an element in a two dimensional array this way: array[0][1] = 17; //just an example How can I do the same thing with ArrayList?

How do I call .get () on a 2d ArrayList Asked 12 years, 7 months ago Modified 2 years, 8 months ago Viewed 56k times

Mar 8, 2013 · I know that I can add a dimension to an array by adding another [] beside it. But can I have more than one Dimension in a java.util.ArrayList? How might I accomplish this?

Maybe it would be easier to resize or define a standard array using a varible? But I don't know? It's probably easier to use my original idea of an ArrayList though... All I need is a complete …

Feb 24, 2014 · I would like to iterate through two dimensional ArrayList which includes String objects using iterator. I also would like to iterate in a way that let me choose whether I want to …

29 I want to do something like this ArrayList<String<String>> mylist How can I create it? How can I add to the external and internal list and how can I convert the internal list to a simple array list?

How to initialize 2D ArrayList in Java? Asked 11 years, 8 months ago Modified 9 months ago Viewed 38k times

In this case we convert it to a String[].. because after all, this is a 2D array of String.. or rather from this point in the code, a 1D array of String[] (string arrays). Keep in mind that u is ultimately an …