convert every character in string to arraylist jva
import java.util.ArrayList;
import java.util.List;
// Convert a String to a List of Characters
class Util
{
public static void main(String[] args)
{
String string = "Techie Delight";
List<Character> chars = new ArrayList<>();
for (char ch: string.toCharArray()) {
chars.add(ch);
}
System.out.println(chars);
}
}saving String character in arraylist
//storing String character in arraylist
import java.util.*;
public class Basic_Practice2 {
public static void main(String[] args) {
String s = "Hello";
ArrayList<String> al = new ArrayList<String>();
//storing String character in arraylist
for(int i = 0; i < s.length(); i++)
{
al.add(Character.toString(s.charAt(i)));
}
// printing ArrayList
System.out.println(al);//[H,e,l,l,o]
}
}convert character arraylist to array
public char[] toArray(List<Character> list){
char[] toReturn = new char[list.size()];
int i = 0;
for(char c : list)
toReturn[i ++] = c;
return toReturn;
}Copyright © 2021 Codeinu
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