// Helene Martin, CSE 142
// Demonstrates usage of String methods

public class StringDemo {
	public static void main(String[] args) {
		String name = "Barack Obama";
		System.out.println(name.length());
		
		int rIndex = name.indexOf("r");
		System.out.println(rIndex);
		
		int space = name.indexOf(" ");
		String fname = name.substring(0, space);
		System.out.println(fname); 
		// case changing methods also return so 
		// we need to save their results back into
		// the original string
		fname = fname.toUpperCase(); // similar to x = x + 1
		System.out.println(fname); 
	}
}