Question

How to Initialize ArrayList with array values in Java

Answer 1

import java.util.ArrayList;

public class MyClass {
    public static ArrayList <Integer> add_array_values(int[] array){
        ArrayList<Integer> arrlist = new ArrayList<>();
        
        for(int i = 0; i < array.length; i++) {
            arrlist.add(array[i]);
        }
        return arrlist;
    }
    public static void main(String args[]) {
        int[] arr = {4, 7, 2, 0, 1, 9, 7};
        
        ArrayList<Integer> arrlist = add_array_values(arr);
         
        for (int n : arrlist) {  
            System.out.println(n);
        }
        
    }
}



/*
run:

4
7
2
0
1
9
7

*/

 

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