从定位标记获取文本

.text()

alert($(this).text());

.html()

alert($(this).html());

<a href="http://www.google.com/">Google <span>(External)</span></a>

$(this).text() //"Google (External)"
$(this).html() //"Google <span>(External)</span>"

<div class="col-sm-2 jumbotron jumbotronUserRaces list-group list-group-
userRaces" id="listGroupUserRaces">
                <a href="" class="list-group-item active">First item</a>
                <a href="" class="list-group-item">Second item</a>
                <a href="" class="list-group-item">Third item</a>
            </div> 

$("#listGroupUserRaces").click(function () {
   alert($(this).text());
});