我正在递归地将字符串转换为Character ArrayList。每次调用函数时都会创建一个新的ArrayList。
public static ArrayList<Character> strToList(String word){
ArrayList<Character> letters = new ArrayList<Character>();
//ArrayList<Character> emptyList = new ArrayList<Character>();
if(word.isEmpty() == true){
return letters;
}
else {
char let = word.charAt(0);
letters.add(Character.valueOf(let));
System.out.println(letters);
String temp = word.substring(1, word.length());
System.out.println(temp);
return strToList(temp);
}}
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