????????? ?<form>????????????? ? <input name="username" type="text"/>????????????? ? <input name="password" type="password"/>????????????? ? <input id="submitButton" type="button" value="submit">????????????</form>?????????????$("#submitButton").click(function(){????????????????????var data = {}; ? ? ????????var t = $('form').serializeArray(); ? ? ????????$.each(t, function() { ? ? ??????? ?????data?[this.name] = this.value; ? ? ????????}); ? ? ????????alert(JSON.stringify(data));????????????});