/** the String class introduces us to the data type used for text. */
/* def. of a string (in computer science) is a sequence of characters */
import java.util.Scanner;

public class Strings {
  public static void main(String[] args) {
    String name1 = "John Doe";
    
    /* you may also use new to create a String object,
       in a similar fashion to the creation of other objects.
    String nm = new String("John Doe"); // this would also work
    Scanner sc = new Scanner
    File infile = new File 
    PrintWriter outfile = new PrintWriter
    int[] arr = new int...
    */ 
    System.out.println("name1 is " +  name1);
    String name2 = "Alice";
    System.out.println("name2 is " +  name2);
    if (name1.length() != name2.length())
      System.out.println("length of name2 is: " + name2.length());
    char firstInit = name2.charAt(0);
    System.out.println("name2's first initial is: " + firstInit);
    //name1 = "Alice";
    Scanner sc = new Scanner(System.in);
    System.out.println("enter a name: ");
    name1 = sc.next();
    // test if name1 equals to name2
    if (name1 == name2) // NOT the way to do it
      System.out.println("name1 is equal to name2 " + name1);
    else
      System.out.println("name1 is: " + name1 + " name2 is: " + name2);
    
    if (name1.equals(name2))
      ;
  }
}

/** Declare and read in 2 String objects.
  * Then, you are going to compare these 2 Strings without calling
  * .equals
  * hint: you can use for loop, you can loop up until the length of
  * a string. Really, you should first make sure that they have the
  * same length. you can call charAt to retreive each character that
  * needs to be compared. */