How is StringBuilder implemented in Java?
How is StringBuilder implemented in Java? 1) StringBuilder append() method class StringBuilderExample{ public static void main(String args[]){ StringBuilder sb=new StringBuilder(“Hello “); sb.append(“Java”);//now original string is changed. System.out.println(sb);//prints Hello Java. } } Why do we use StringBuilder in Java? StringBuilder class can be used when you want to modify a string without creating a new object. […]