Why String is Immutable in Java with Example

In this post, we are going to learn why the String class is immutable in Java and what that means for developers. We will also look at a simple example to understand this concept better. The question of why String is immutable often gets asked in Java interviews, so knowing about the immutability of strings in detail is important for both Job seekers and experienced Java developers. Let's dive in to understand why Strings in Java are immutable.

Strings in Java with Coding Examples

Strings are very important in Java or any other programming language because they are used to store and manipulate text data. We cannot even imagine an application or website without having text on it. In almost every application, we need to work with text data, whether it is accepting input from the user or displaying a message to the user. It is also important to know about Strings and how it works internally if you are preparing for Java interviews. So knowing about Strings in Java is very important for both students and job seekers.

In this tutorial, we will learn what is a String in Java with its different types like String, StringBuffer, and StringBuilder.