String boolean float char int long byte short double Furthermore, the println method invokes the toString () method of any objects passed as an argument, so it has the ability to display details of ...

While languages like Ruby provide the pertinent information you need, why can't Java provide a decent, useable, toString() method right out of the box?

A Java class inherits these methods and can override any method that’s not declared final. For example, the non- final toString() method can be overridden, whereas the final wait() methods cannot.