Char array to arraylist java

myString.chars().mapToObj(c -> (char) c).collect(Collectors.toList());

Source: stackoverflow.com

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;
}

Source: stackoverflow.com

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