Difference between Initializing string with new and “ ”

Question

Which one is correct and why:

String dynamic = new String();
dynamic = \" where id=\'\" + unitId + \"\'\";

Or

String dynamic = \" where id=\'\" + unitId + \"         


        

Answer 1

As we know that String class is immutable so , String str="Hello String"; is the best way of using String class so we can avoid memory wastage.When string with the same value created.