Object-Oriented Programming/Methods/Java

Main.java

// This program demonstrates use of the Temperature class.
//
// References:
//  * http://www.mathsisfun.com/temperature-conversion.html

class Main {
    public static void main(String[] args) {
        var temperature = new Temperature();

        System.out.println(temperature.toCelsius(98.6));
        System.out.println(temperature.toFahrenheit(37));
    }
}

Temperature.java

// Temperature converter. Provides temperature conversion functions. Supports Fahrenheit and Celius temperatures.
//
// Examples:
//   var temperature = new Temperature();
//   System.out.println(temperature.toCelsius(98.6));
//   System.out.println(temperature.toFahrenheit(37));
//
// References:
//  * http://www.mathsisfun.com/temperature-conversion.html

class Temperature {
    // Converts Fahrenheit temperature to Celsius.
    public double toCelsius(double fahrenheit) {
        return (fahrenheit - 32) * 5 / 9;
    }

    // Converts Celsius temperature to Fahrenheit.
    public double toFahrenheit(double celsius) {
        return celsius * 9 / 5 + 32;
    }
}

Try It

Copy and paste the code above into one of the following free online development environments or use your own Java compiler / interpreter / IDE.

• CodeChef
• GDB Online
• Ideone
• InterviewBit
• paiza.IO
• PythonTutor
• repl.it
• TutorialsPoint

See Also

• Computer Programming

← C Sharp

Object-Oriented Programming/Methods

JavaScript →