Question

How to convert String to a List of Characters in Java

Answer 1

import java.util.*; 
import java.util.stream.Collectors;

public class MyClass {
    public static List<Character> convertStringToCharList(String s) { 
      List<Character> charList = s.chars().mapToObj(e -> (char)e) 
                                          .collect(Collectors.toList()); 
  
      return charList; 
    } 
    public static void main(String args[]) {
      String s = "java programming"; 
  
      List<Character> charList = convertStringToCharList(s); 

      System.out.println(charList);
    }
}



/*
run:

[j, a, v, a,  , p, r, o, g, r, a, m, m, i, n, g]

*/

 

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Answer 2

import java.util.*; 

public class MyClass {
    public static void main(String args[]) {
      String s = "java programming"; 
      List<Character> charList = new ArrayList<Character>();
   
      for (char ch : s.toCharArray()) {
            charList.add(ch);
      }
 
      System.out.println(charList);
    }
}
 
 
 
/*
run:
 
[j, a, v, a,  , p, r, o, g, r, a, m, m, i, n, g]
 
*/

 

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