문자열의 모든 문자를 배열 자바로 분할
String s="abcd";
char[] a=s.toCharArray();
java 문자열을 문자로 분할하는 방법
//Java program to show the use of Split method (Java 8 and above)
public class SplitString{
public static void main(String[] args)
{
//Initialize the String which needs to be split
String str = "Enlighter";
//Use the Split method and store the array of Strings returned in a String array.
String[] arr = str.split("");
//Printing the characters using for-each loop
for(String character : arr)
System.out.print(char);