1)href="#"
如:<a href="#">点我</a>
2)href="javascript:void(0);"
如:<a href="javascript:void(0);"> Click Me </a>
3)href="javascript:;"
如:<a href="javascript:;"> Click Me </a>
4)onclick="return false;"
如:<a href="http://www.baidu.com" onclick="return false;">点我</a>
5)用js阻止跳转链接
如:<a href="http://www.qq.com" id="test">点我</a>
<script type="text/javascript">
var test = document.getElementById('test');
function stopDefault(e){
if(e&&e.preventDefault)
{
e.preventDefault();
}
else
window.event.returnValue = false;
}
test.onclick = function(e)
{
stopDefault(e);
}
</script>