Programming Fundamentals/Introduction/Java

< Programming Fundamentals < Introduction

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.

See Also

Princeton: HelloWorld.java

Programming Fundamentals/Introduction

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