Java gives you the ability to dynamically create strings. Even after you set the string value, you can add more characters to the string value throughout the code.

Java provides such assistance through the Character, String, StringBuffer, and StringTokenizer classes. In this article, you’ll create objects from these classes and examine their various methods.

Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Note: You may assume the string contain only lowercase letters ...

Example 1: A java code to count character, word, special character, white spaces from a string inputed by user ...

The SourceVersion class provides information on Java source versions and can provide some interesting details, including demonstration of terminology covered in the Java Language Specification .