String s = "Hello, World*";
char[] c = s.toCharArray();
String[] sA = new String[c.length];
for(int i = 0; i < c.length; i++)
sA[i] = String.valueOf(c[i]);
String wort="Hallo";
char[] array = new char[wort.length()];
int i = 0;
while(i<wort.length()) {
array[i] = wort.charAt(i);
i++;
}