I want to get data in the first column of all row from my database and convert to String[] ...

List<String> item1 = new ArrayList<String>();
// c is a cursor which pointed from a database
for(int i=0;i<=nombre_row;i++)
    {
        c.moveToPosition(i);
        item1.add(c.getString(0));
    }
String[] strarray = new String[item1.size()];
item1.toArray(strarray );

I've tried to command step by step, and found that the problem is in the Loop for.... Please help... thanks in advance for all answer.