public class Factorial
{
  public static void main(String[] args)
  {
    final int NUM_FACTS = 100;
    for(int i = 0; i < NUM_FACTS; i++)
      System.out.println(i + "! is " + factorial(i));
  }
	
  public static int factorial(int n)
  {	
    int result = 1;
    for(int i = 2; i <= n; i++)
      result *= i;
    return result;
  }
}

The source code above is an interactive live demo of Prism Syntax Highlighter for Confluence that shows some of the features:

• Source code downloading: Click the “Download” button in the toolbar on the top right to download the source code.

• Copy & paste support: Click the “Copy” button in the toolbar on the top right to copy the source code to the clipboard.

• Line number & line highlighting: Line numbers are shown and lines 3 to 8 are highligted.

• Brace matching: Hover over the braces to see the interactive brace matching.

The source code above is an interactive live demo of Prism Syntax Highlighter for Confluence that includes (markdown) code from GitHub (https://raw.githubusercontent.com/PrismJS/prism/master/README.md). Besides including the code from the remote location the demo shows some of the other features:

• Source code downloading: Click the “Download” button in the toolbar on the top right to download the source code.

• Copy & paste support: Click the “Copy” button in the toolbar on the top right to copy the source code to the clipboard.

• Height limitation: A height defined in the macro options (500px in this example) renders a (vertical) scrollbar.