//StringDemo.java
//demo of basic variables of String

public class StringDemo {
    public static void main (String [] args) {

	String name;   //String type for string of characters

	name = "joe";     //assign to String object
	System.out.println( "Welcome: " + name );

	name = name + "smith";   //+ is string concatenation
	System.out.println( "and now it's: " + name );

	String firstName, lastName;
	firstName = "Fred";
	lastName = "Smith";
	
	name = firstName + " " + lastName;  
	System.out.println( "Welcome: " + name );
	
	//every String has a builtin length() method
	System.out.println( "your name has this many characters: " + name.length());

    }
}
/*
 ""  null string (zero characters in it)
 "     " a string of spaces
*/