Java Garage

Doing Stuff with Strings

Now that it is clearer how Strings assignments and concatenation work, we will turn our attention to performing miscellaneous but frequently useful String operations.

Convert Different Variables to Strings

In this section we'll look at a couple of ways to convert different kinds of things into Strings.

Using valueOf()

Often you need to convert certain types to Strings in order to pass them to a method that accepts only a String. You can do this using the valueOf() method of the String class.

System.out.println(String.valueOf(Math.PI));
//prints 3.141592653589793

There are several valueOf() methods defined for the String class, each of which takes different parameters (which means that the valueOf() method is overloaded ...