Java uses the concept of String literal. Suppose n reference variables refer to one object “codesjava”. If one reference variable changes the value of the object, it will be affected to all other n-1 reference variables. That’s why string objects are immutable in java.
Java interview questions on string handling
- Why string objects are immutable in java?
- How many ways we can create the string object?
- Why java uses the concept of string literal?
- What is the basic difference between string and stringbuffer object in java?
- What is the difference between stringbuffer and stringbuilder class in java?
- How to create immutable class in java?
- What is the purpose of toString() method in java?
- Is string a keyword in java?
- Is string a primitive type or derived type?
- What is string constant pool in java?
- What are mutable and immutable objects in java?
- What is string intern in java?
- Can we call string class methods using string literals?