public class StringEquals{ public static void main(final String argv[]) { String s = "Java", j = "Java"; String m = "Ja"; m += "va"; if (s == j) { System.out.println("s == j Vrai"); } else { System.out.println("s == j Faux"); } if (j == m) { System.out.println("j == m Vrai"); } else { System.out.println("j == m Faux"); } if (j.equals(m)) { System.out.println("j.equals(m) Vrai"); } else { System.out.println("j.equals(m) Faux"); } } }