Validar Email en JSP
<%! public static boolean isValidEmailAddress(String email) { String regex = "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9-]+(\\.[A-Za-z0-9-]+)*(\\.[_A-Za-z0-9-]+)" ; return email.matches(regex) ; } %> <% if (isValidEmailAddress("email@erroneo@.es")){ out.println("Es un mail valido"); }else{ out.println("No es un mail valido"); } %><%! public static...