Programming Fundamentals/Introduction/Java

hello.java

// This program displays "Hello world!"
//
// References:
//     https://introcs.cs.princeton.edu/java/11hello/HelloWorld.java.html

class hello {
    public static void main(String[] args) {
        System.out.println("Hello world!");
    }
}

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

• Princeton: HelloWorld.java

← Go

Programming Fundamentals/Introduction

JavaScript →