In this tutorial, we will discuss toString() method of StringJoiner class. This method is used to get the string representation of StringJoiner object, this includes… [Read More]

StringJoiner class is introduced in Java 8. It is a part of the java.util package. The main purpose of a StringJoiner is to create a sequence… [Read More]

The immutable and final nature of String class is intentional. This is by design to offer several features and advantages. In this guide, we will… [Read More]

A String in Java is immutable, which means once you create a String object, its value cannot be changed. Any changes (such as concatenation) made… [Read More]

In this guide, we will learn how to toggle string in Java. Toggle means reversing the case of each character of String (i.e., converting uppercase… [Read More]

In this tutorial, we will learn how to take String input in Java. There are two ways you can take string as an input from… [Read More]

Introduced in Java 7, you can use switch statement with Strings. This makes code more readable as sometimes the string value of switch case variable… [Read More]

String concatenation is process of combining multiple strings. In Java, there are multiple ways to do this. In this tutorial, we will see several different… [Read More]

In this guide, we will discuss one of the most commonly used method in Java. The valueOf() method is available in several wrapper classes and other… [Read More]

In Java, a string is internally stored as an array of characters. This means the max size of a string is equal to the max… [Read More]

In this tutorial, we will learn how to remove special characters from a string in java. For example, if the given string is “Hello @… [Read More]

The null keyword in java is a literal. It is neither a data type nor an object. The null (all letters in small case) is… [Read More]

In this guide, we will learn how to check if a string is null, empty or blank. First let’s see what is the difference between… [Read More]