Java - String Class

Strings, which are widely used in Java programming, are a sequence of characters. In the Java programming language, strings are objects. ...

Java - Character Class

Normally, when we work with characters, we use primitive data types char. Example: char ch = 'a' ; // Unicode for uppercase...

Java - Numbers Class

Normally, when we work with Numbers, we use primitive data types such as byte, int, long, double etc. Example: int i = 5000 ; float ...