Capgemini Interview Question

What is the difference between String Builder and String Buffer

Interview Answers

Anonymous

Dec 2, 2016

one is sychronized and other is not one is thread safe and other is not

Anonymous

Mar 17, 2018

StringBuffer Synchronized hence threadsafe thread safe hence slow StringBuilder Introduced in Java 5.0 Not synchronized hence fast & efficient User explicitly need to synchronize it, if he want You can replace it will StringBuilder without any other change