Java String

In this article, we’ll learn how to validate IPv4 addresses using Java Regex

In this tutorial, we’ll learn different methods to convert long primitive or Long object to String in Java

In this tutorial, we’ll learn different ways to compare two strings in Java

In this article, we’ll learn how to validate mobile phone number of different country’s format using Java Regex (Regular Expressions)

This article demonstrate use of String.format() in Java with many examples…