Converting String to char array without using String function

public class ConvertStringToCharArrayExample{

public static void main(String []args)
{
String myString = "Hello World!";
System.out.println(myString);
Field value;
try {
value = String.class.getDeclaredField("value");
value.setAccessible(true);
char[] values = (char[])value.get(myString);

for(char val:values)

{

System.out.println(val);

}

 
   } catch (NoSuchFieldException e) {
e.printStackTrace();
} catch (SecurityException e) {
e.printStackTrace();
}catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}

}

}