I need an help on String ... string

Answer 1

here:

help
String ... string

Answer 2

Keywords like for,return and if should be lower case

Answer 3

I have a function public int defineStocks(String . . . stocks){
...//body
}

Answer 4

I do for(String d : stocks) but i receive a nullpointerexception when i try to do stock[j] = d

Answer 5

Public int defineStocks(String ... stocks){
Int rightTransiction =0;
For (String d : stocks){
For(int j =0; j<i; j++){/*i Is a public variabile in public classe*/
If(stock[j]==d)
Return rightTransiction;
}
stock[i]=d;//here i have the nullpointerexception
i++;
rightTransition++;
}
Return rightTransition;
}

Answer 6

I know they are lowercase on the Pc i writer it on the phone

Answer 7

Did you initialize stock?
If you have something like this:

static String[] stock;

you will get NullPointerException :