Java Online Compiler

Source

0 B

public class Main {
    public static void main(String[] args) {
        String message = "Build, test, improve.";
        System.out.println(message);
        System.out.println("Characters: " + message.length());
    }
}

Output

Ready

Run code, then type here when your program asks for input.

Included with this compiler

Java libraries and modules

Use these packages directly in your code. Save PNG charts as plot-*.png to show them below the terminal.

Java 21 standard modules

java.baseJava 21
java.loggingJava 21
java.net.httpJava 21
java.sqlJava 21
java.xmlJava 21
java.desktopJava 21
java.managementJava 21
java.namingJava 21

Bundled offline Java libraries

Gson2.8.8
Apache Commons Math3.6.1
Apache Commons CSV1.9.0
Apache Commons Lang3.11
JFreeChart1.0.19