java - data list array: why my small project isn\'t work and full of errors? can
ID: 652493 • Letter: J
Question
java - data list array:
why my small project isn't work and full of errors? can someone help?
package arrayPak;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Arrays;
public class ArrayList {
private ArrayList <String>id = new ArrayList<Integer>();
private ArrayList<String> names = new ArrayList<String>();
private ArrayList<Integer> tempMin = new ArrayList<Integer>();
private ArrayList<Integer> tempMax = new ArrayList<Integer>();
private ArrayList<Integer> moistMin = new ArrayList<Integer>();
private ArrayList<Integer> moistMax = new ArrayList<Integer>();
private ArrayList<Integer> nutrientMin = new ArrayList<Integer>();
private ArrayList<Integer> nutrientMax = new ArrayList<Integer>();
public ArrayList(){
int id=0, tempMin=0 , temMax=0 ,moistMin=0 , moistMax=0, nutrientMin=0 , nutrientMax=0;
String names=" " ;
}
public static void main(String[] args) {
//create the array list
ArrayList add = new ArrayList();
ArrayList set = new ArrayList();
ArrayList remove = new ArrayList();
ArrayList indexof = new ArrayList();
// ArrayList names = new ArrayList();
//add items with index
names.add(0,"Carrot");
names.add(1,"Beets");
names.add(2,"Soybean");
names.add(3,"Corn");
for(int i=0; i<names.size(); i++);
Object i;
{
System.out.println(names.get(i));
}
//set or replace items
names.set(0, "Beets ");
for(int i1=0; i1<names.size(); i1++);
{
System.out.println(names.get(i));
}
//remove items
names.remove(0);
for(int i1=0; i1<names.size(); i1++);
{
System.out.println(names.get(i));
}
System.out.println(names);
for(String i1: names)
{
System.out.println(i1);
}
}
}
Explanation / Answer
Example of array list
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.